1370 lines
55 KiB
Swift
1370 lines
55 KiB
Swift
import XCTest
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@testable import SwiftMathRender
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//
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// MathRenderSwiftTests.swift
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// MathRenderSwiftTests
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//
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// Created by Mike Griebling on 2023-01-02.
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//
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final class MTMathListBuilderTests: XCTestCase {
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func checkAtomTypes(_ list:MTMathList?, types:[MTMathAtomType], desc:String) {
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if let list = list {
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XCTAssertEqual(list.atoms.count, types.count, desc)
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for i in 0..<list.atoms.count {
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let atom = list.atoms[i]
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XCTAssertNotNil(atom, desc)
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XCTAssertEqual(atom.type, types[i], desc)
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}
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} else {
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XCTAssert(types.count == 0, "MathList should have no atoms!")
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}
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}
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// override func setUpWithError() throws {
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// // Put setup code here. This method is called before the invocation of each test method in the class.
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// }
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//
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// override func tearDownWithError() throws {
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// // Put teardown code here. This method is called after the invocation of each test method in the class.
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// }
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struct TestRecord {
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let build : String
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let atomType : [MTMathAtomType]
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let types : [MTMathAtomType]
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let extra : [MTMathAtomType]
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let result : String
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init(build: String, atomType: [MTMathAtomType], types: [MTMathAtomType], extra: [MTMathAtomType] = [MTMathAtomType](), result: String) {
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self.build = build
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self.atomType = atomType
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self.types = types
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self.extra = extra
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self.result = result
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}
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}
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func getTestData() -> [TestRecord] {
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[
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TestRecord(build: "x", atomType: [.variable ], types: [], result: "x"),
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TestRecord(build: "1", atomType: [.number ] , types: [], result: "1"),
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TestRecord(build: "*", atomType: [.binaryOperator ] ,types: [], result:"*"),
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TestRecord(build: "+", atomType: [.binaryOperator ], types: [], result:"+"),
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TestRecord(build: ".", atomType: [.number ], types: [], result:"."),
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TestRecord(build: "(", atomType: [.open ], types: [], result:"(" ),
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TestRecord(build: ")", atomType: [.close ], types: [], result:")"),
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TestRecord(build: ",", atomType: [.punctuation], types: [], result:","),
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TestRecord(build: "!", atomType: [.close], types: [], result:"!"),
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TestRecord(build: "=", atomType: [.relation], types: [], result:"="),
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TestRecord(build: "x+2", atomType: [.variable, .binaryOperator, .number ], types: [], result:"x+2"),
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// spaces are ignored
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TestRecord(build: "(2.3 * 8)", atomType: [.open, .number, .number, .number, .binaryOperator, .number , .close ], types: [], result:"(2.3*8)"),
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// braces are just for grouping
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TestRecord(build: "5{3+4}", atomType: [.number, .number, .binaryOperator, .number], types: [], result:"53+4"),
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// commands
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TestRecord(build: "\\pi+\\theta\\geq 3",atomType: [.variable, .binaryOperator, .variable, .relation, .number], types: [], result:"\\pi +\\theta \\geq 3"),
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// aliases
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TestRecord(build: "\\pi\\ne 5 \\land 3", atomType: [.variable, .relation, .number, .binaryOperator, .number], types: [], result:"\\pi \\neq 5\\wedge 3"),
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// control space
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TestRecord(build: "x \\ y", atomType: [ .variable, .ordinary, .variable], types: [], result:"x\\ y"),
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// spacing
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TestRecord(build: "x \\quad y \\; z \\! q", atomType: [ .variable, .space, .variable,.space, .variable, .space, .variable], types: [], result:"x\\quad y\\; z\\! q")
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]
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}
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func getTestDataSuperScript() -> [TestRecord] {
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[
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TestRecord(build: "x^2", atomType: [.variable], types: [.number], result: "x^{2}"),
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TestRecord(build: "x^23", atomType: [ .variable, .number ], types: [ .number ], result: "x^{2}3"),
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TestRecord(build: "x^{23}", atomType: [ .variable ], types: [ .number, .number ], result: "x^{23}"),
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TestRecord(build: "x^2^3", atomType: [ .variable, .ordinary ], types: [ .number ], result: "x^{2}{}^{3}" ),
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TestRecord(build: "x^{2^3}", atomType: [ .variable ], types: [ .number], extra: [ .number ], result: "x^{2^{3}}"),
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TestRecord(build: "x^{^2*}", atomType: [ .variable ], types: [ .ordinary, .binaryOperator], extra:[ .number ], result:"x^{{}^{2}*}"),
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TestRecord(build: "^2", atomType: [ .ordinary], types: [ .number ], result: "{}^{2}"),
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TestRecord(build: "{}^2", atomType: [ .ordinary], types: [ .number ], result: "{}^{2}"),
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TestRecord(build: "x^^2", atomType: [ .variable, .ordinary ], types: [ ], result: "x^{}{}^{2}"),
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TestRecord(build: "5{x}^2", atomType: [ .number, .variable], types: [ ], result: "5x^{2}"),
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]
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}
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func getTestDataSubScript() -> [TestRecord] {
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[
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TestRecord(build: "x_2", atomType: [.variable], types: [.number], result: "x_{2}"),
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TestRecord(build: "x_23", atomType: [ .variable, .number ], types: [ .number ], result: "x_{2}3"),
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TestRecord(build: "x_{23}", atomType: [ .variable ], types: [ .number, .number ], result: "x_{23}"),
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TestRecord(build: "x_2_3", atomType: [ .variable, .ordinary ], types: [ .number ], result: "x_{2}{}_{3}" ),
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TestRecord(build: "x_{2_3}", atomType: [ .variable ], types: [ .number], extra: [ .number ], result: "x_{2_{3}}"),
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TestRecord(build: "x_{_2*}", atomType: [ .variable ], types: [ .ordinary, .binaryOperator], extra:[ .number ], result:"x_{{}_{2}*}"),
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TestRecord(build: "_2", atomType: [ .ordinary], types: [ .number ], result: "{}_{2}"),
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TestRecord(build: "{}_2", atomType: [ .ordinary], types: [ .number ], result: "{}_{2}"),
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TestRecord(build: "x__2", atomType: [ .variable, .ordinary ], types: [ ], result: "x_{}{}_{2}"),
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TestRecord(build: "5{x}_2", atomType: [ .number, .variable], types: [ ], result: "5x_{2}"),
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]
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}
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func getTestDataSuperSubScript() -> [TestRecord] {
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[
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TestRecord(build: "x_2^*", atomType: [.variable], types: [.number], extra: [.binaryOperator], result: "x^{*}_{2}"),
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TestRecord(build: "x^*_2", atomType: [.variable], types: [.number], extra: [.binaryOperator], result: "x^{*}_{2}"),
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TestRecord(build: "x_^*", atomType: [.variable], types: [ ], extra: [.binaryOperator], result: "x^{*}_{}"),
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TestRecord(build: "x^_2", atomType: [.variable], types: [.number], result: "x^{}_{2}"),
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TestRecord(build: "x_{2^*}", atomType: [.variable], types: [.number], result: "x_{2^{*}}"),
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TestRecord(build: "x^{*_2}", atomType: [.variable], types: [ ], extra: [.binaryOperator], result: "x^{*_{2}}"),
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TestRecord(build: "_2^*", atomType: [.ordinary], types: [.number], extra: [.binaryOperator], result: "{}^{*}_{2}")
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]
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}
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struct TestRecord2 {
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let build : String
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let type1 : [MTMathAtomType]
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let number : Int
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let type2 : [MTMathAtomType]
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let left : String
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let right : String
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let result : String
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}
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func getTestDataLeftRight() -> [TestRecord2] {
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[
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TestRecord2(build: "\\left( 2 \\right)", type1: [ .inner ], number: 0, type2: [ .number], left: "(", right: ")", result: "\\left( 2\\right) "),
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// spacing
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TestRecord2(build: "\\left ( 2 \\right )", type1: [ .inner ], number: 0, type2: [ .number], left: "(", right: ")", result: "\\left( 2\\right) "),
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// commands
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TestRecord2(build: "\\left\\{ 2 \\right\\}", type1: [ .inner ], number: 0, type2: [ .number], left: "{", right: "}", result: "\\left\\{ 2\\right\\} "),
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// complex commands
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TestRecord2(build: "\\left\\langle x \\right\\rangle", type1: [ .inner ], number: 0, type2: [ .variable], left: "\u{2329}", right: "\u{232A}", result: "\\left< x\\right> "),
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// bars
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TestRecord2(build: "\\left| x \\right\\|", type1: [ .inner ], number: 0, type2: [ .variable], left: "|", right: "\u{2016}", result: "\\left| x\\right\\| "),
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// inner in between
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TestRecord2(build: "5 + \\left( 2 \\right) - 2", type1: [ .number, .binaryOperator, .inner, .binaryOperator, .number ], number: 2, type2: [ .number], left: "(", right: ")", result: "5+\\left( 2\\right) -2"),
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// long inner
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TestRecord2(build: "\\left( 2 + \\frac12\\right)", type1: [ .inner ], number: 0, type2: [ .number, .binaryOperator, .fraction], left: "(", right: ")", result: "\\left( 2+\\frac{1}{2}\\right) "),
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// nested
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TestRecord2(build: "\\left[ 2 + \\left|\\frac{-x}{2}\\right| \\right]", type1: [ .inner ], number: 0, type2: [ .number, .binaryOperator, .inner], left: "[", right: "]", result: "\\left[ 2+\\left| \\frac{-x}{2}\\right| \\right] "),
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// With scripts
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TestRecord2(build: "\\left( 2 \\right)^2", type1: [ .inner ], number: 0, type2: [ .number], left: "(", right: ")", result: "\\left( 2\\right) ^{2}"),
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// Scripts on left
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TestRecord2(build: "\\left(^2 \\right )", type1: [ .inner], number: 0, type2: [ .ordinary], left: "(", right: ")", result: "\\left( {}^{2}\\right) "),
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// Dot
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TestRecord2(build: "\\left( 2 \\right.", type1: [ .inner], number: 0, type2: [ .number], left: "(", right: "", result: "\\left( 2\\right. ")
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]
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}
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func getTestDataParseErrors() -> [(String, MTParseErrors)] {
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return [
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("}a", .mismatchBraces),
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("\\notacommand", .invalidCommand),
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("\\sqrt[5+3", .characterNotFound),
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("{5+3", .mismatchBraces),
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("5+3}", .mismatchBraces),
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("{1+\\frac{3+2", .mismatchBraces),
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("1+\\left", .missingDelimiter),
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("\\left(\\frac12\\right", .missingDelimiter),
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("\\left 5 + 3 \\right)", .invalidDelimiter),
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("\\left(\\frac12\\right + 3", .invalidDelimiter),
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("\\left\\lmoustache 5 + 3 \\right)", .invalidDelimiter),
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("\\left(\\frac12\\right\\rmoustache + 3", .invalidDelimiter),
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("5 + 3 \\right)", .missingLeft),
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("\\left(\\frac12", .missingRight),
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("\\left(5 + \\left| \\frac12 \\right)", .missingRight),
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("5+ \\left|\\frac12\\right| \\right)", .missingLeft),
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("\\begin matrix \\end matrix", .characterNotFound), // missing {
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("\\begin", .characterNotFound), // missing {
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("\\begin{", .characterNotFound), // missing }
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("\\begin{matrix parens}", .characterNotFound), // missing } (no spaces in env)
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("\\begin{matrix} x", .missingEnd),
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("\\begin{matrix} x \\end", .characterNotFound), // missing {
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("\\begin{matrix} x \\end + 3", .characterNotFound), // missing {
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("\\begin{matrix} x \\end{", .characterNotFound), // missing }
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("\\begin{matrix} x \\end{matrix + 3", .characterNotFound), // missing }
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("\\begin{matrix} x \\end{pmatrix}", .invalidEnv),
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("x \\end{matrix}", .missingBegin),
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("\\begin{notanenv} x \\end{notanenv}", .invalidEnv),
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("\\begin{matrix} \\notacommand \\end{matrix}", .invalidCommand),
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("\\begin{displaylines} x & y \\end{displaylines}", .invalidNumColumns),
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("\\begin{eqalign} x \\end{eqalign}", .invalidNumColumns),
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("\\nolimits", .invalidLimits),
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("\\frac\\limits{1}{2}", .invalidLimits)
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]
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}
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func testBuilder() throws {
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let data = getTestData()
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for testCase in data {
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let str = testCase.build
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var error : NSError? = nil
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let list = MTMathListBuilder.build(fromString: str, error: &error)
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XCTAssertNil(error)
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let desc = "Error for string:\(str)"
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let atomTypes = testCase.atomType
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self.checkAtomTypes(list, types:atomTypes, desc:desc)
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// convert it back to latex
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let latex = MTMathListBuilder.mathListToString(list)
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XCTAssertEqual(latex, testCase.result, desc)
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}
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}
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func testSuperScript() throws {
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let data = getTestDataSuperScript()
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for testCase in data {
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let str = testCase.build
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var error : NSError? = nil
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let list = MTMathListBuilder.build(fromString: str, error:&error)
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XCTAssertNil(error)
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let desc = "Error for string:\(str)"
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let atomTypes = testCase.atomType
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checkAtomTypes(list, types:atomTypes, desc:desc)
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// get the first atom
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let first = list!.atoms[0]
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// check it's superscript
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let types = testCase.types
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if types.count > 0 {
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XCTAssertNotNil(first.superScript, desc)
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}
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let superlist = first.superScript
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checkAtomTypes(superlist, types:types, desc:desc)
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if !testCase.extra.isEmpty {
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// one more level
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let superFirst = superlist!.atoms[0]
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let supersuperList = superFirst.superScript
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checkAtomTypes(supersuperList, types:testCase.extra, desc:desc)
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}
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// convert it back to latex
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let latex = MTMathListBuilder.mathListToString(list)
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XCTAssertEqual(latex, testCase.result, desc)
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}
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}
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func testSubScript() throws {
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let data = getTestDataSubScript()
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for testCase in data {
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let str = testCase.build
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var error : NSError? = nil
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let list = MTMathListBuilder.build(fromString: str, error:&error)
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XCTAssertNil(error)
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let desc = "Error for string:\(str)"
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let atomTypes = testCase.atomType
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checkAtomTypes(list, types:atomTypes, desc:desc)
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// get the first atom
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let first = list!.atoms[0]
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// check it's superscript
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let types = testCase.types
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if (types.count > 0) {
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XCTAssertNotNil(first.subScript, desc);
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}
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let sublist = first.subScript
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checkAtomTypes(sublist, types:types, desc:desc)
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if !testCase.extra.isEmpty {
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// one more level
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let subFirst = sublist!.atoms[0]
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let subsubList = subFirst.subScript
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checkAtomTypes(subsubList, types:testCase.extra, desc:desc)
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}
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// convert it back to latex
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let latex = MTMathListBuilder.mathListToString(list)
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XCTAssertEqual(latex, testCase.result, desc)
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}
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}
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func testSuperSubScript() throws {
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let data = getTestDataSuperSubScript()
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for testCase in data {
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let str = testCase.build
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var error : NSError? = nil
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let list = MTMathListBuilder.build(fromString: str, error:&error)
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XCTAssertNil(error)
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let desc = "Error for string:\(str)"
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let atomTypes = testCase.atomType
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checkAtomTypes(list, types:atomTypes, desc:desc)
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// get the first atom
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let first = list!.atoms[0]
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// check its subscript
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let sub = testCase.types
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if sub.count > 0 {
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XCTAssertNotNil(first.subScript, desc)
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let sublist = first.subScript
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checkAtomTypes(sublist, types: sub, desc: desc)
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}
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let sup = testCase.extra
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if sup.count > 0 {
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XCTAssertNotNil(first.superScript, desc)
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let sublist = first.superScript
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checkAtomTypes(sublist, types: sup, desc: desc)
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}
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// convert it back to latex
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let latex = MTMathListBuilder.mathListToString(list)
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XCTAssertEqual(latex, testCase.result, desc)
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}
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}
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func testSymbols() throws {
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let str = "5\\times3^{2\\div2}";
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let list = MTMathListBuilder.build(fromString: str)!
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let desc = "Error for string:\(str)"
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XCTAssertNotNil(list, desc)
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XCTAssertEqual((list.atoms.count), 3, desc)
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var atom = list.atoms[0];
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XCTAssertEqual(atom.type, .number, desc)
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XCTAssertEqual(atom.nucleus, "5", desc)
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atom = list.atoms[1];
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XCTAssertEqual(atom.type, .binaryOperator, desc)
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XCTAssertEqual(atom.nucleus, "\u{00D7}", desc)
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atom = list.atoms[2];
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XCTAssertEqual(atom.type, .number, desc)
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XCTAssertEqual(atom.nucleus, "3", desc)
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// super script
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let superList = atom.superScript!
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XCTAssertNotNil(superList, desc)
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XCTAssertEqual((superList.atoms.count), 3, desc)
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atom = superList.atoms[0];
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XCTAssertEqual(atom.type, .number, desc)
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XCTAssertEqual(atom.nucleus, "2", desc)
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atom = superList.atoms[1];
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XCTAssertEqual(atom.type, .binaryOperator, desc)
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XCTAssertEqual(atom.nucleus, "\u{00F7}", desc)
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atom = superList.atoms[2];
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XCTAssertEqual(atom.type, .number, desc)
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XCTAssertEqual(atom.nucleus, "2", desc)
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}
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func testFrac() throws {
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let str = "\\frac1c";
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let list = MTMathListBuilder.build(fromString: str)!
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let desc = "Error for string:\(str)"
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XCTAssertNotNil(list, desc)
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XCTAssertEqual((list.atoms.count), 1, desc)
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let frac = list.atoms[0] as! MTFraction
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XCTAssertEqual(frac.type, .fraction, desc)
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XCTAssertEqual(frac.nucleus, "", desc)
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XCTAssertTrue(frac.hasRule);
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XCTAssertNil(frac.rightDelimiter);
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XCTAssertNil(frac.leftDelimiter);
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var subList = frac.numerator!
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XCTAssertNotNil(subList, desc)
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XCTAssertEqual((subList.atoms.count), 1, desc)
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var atom = subList.atoms[0];
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XCTAssertEqual(atom.type, .number, desc)
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XCTAssertEqual(atom.nucleus, "1", desc)
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atom = list.atoms[0];
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subList = frac.denominator!
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XCTAssertNotNil(subList, desc)
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XCTAssertEqual((subList.atoms.count), 1, desc)
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atom = subList.atoms[0];
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XCTAssertEqual(atom.type, .variable, desc)
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XCTAssertEqual(atom.nucleus, "c", desc)
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// convert it back to latex
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let latex = MTMathListBuilder.mathListToString(list)
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XCTAssertEqual(latex, "\\frac{1}{c}", desc)
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}
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func testFracInFrac() throws {
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let str = "\\frac1\\frac23";
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let list = MTMathListBuilder.build(fromString: str)!
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let desc = "Error for string:\(str)"
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XCTAssertNotNil(list, desc)
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XCTAssertEqual((list.atoms.count), 1, desc)
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var frac = list.atoms[0] as! MTFraction
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XCTAssertEqual(frac.type, .fraction, desc)
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XCTAssertEqual(frac.nucleus, "", desc)
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XCTAssertTrue(frac.hasRule);
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var subList = frac.numerator!
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XCTAssertNotNil(subList, desc)
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XCTAssertEqual((subList.atoms.count), 1, desc)
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var atom = subList.atoms[0];
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XCTAssertEqual(atom.type, .number, desc)
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XCTAssertEqual(atom.nucleus, "1", desc)
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|
|
|
subList = frac.denominator!
|
|
XCTAssertNotNil(subList, desc)
|
|
XCTAssertEqual((subList.atoms.count), 1, desc)
|
|
frac = subList.atoms[0] as! MTFraction
|
|
XCTAssertEqual(frac.type, .fraction, desc)
|
|
XCTAssertEqual(frac.nucleus, "", desc)
|
|
|
|
subList = frac.numerator!
|
|
XCTAssertNotNil(subList, desc)
|
|
XCTAssertEqual((subList.atoms.count), 1, desc)
|
|
atom = subList.atoms[0];
|
|
XCTAssertEqual(atom.type, .number, desc)
|
|
XCTAssertEqual(atom.nucleus, "2", desc)
|
|
|
|
subList = frac.denominator!
|
|
XCTAssertNotNil(subList, desc)
|
|
XCTAssertEqual((subList.atoms.count), 1, desc)
|
|
atom = subList.atoms[0];
|
|
XCTAssertEqual(atom.type, .number, desc)
|
|
XCTAssertEqual(atom.nucleus, "3", desc)
|
|
|
|
// convert it back to latex
|
|
let latex = MTMathListBuilder.mathListToString(list)
|
|
XCTAssertEqual(latex, "\\frac{1}{\\frac{2}{3}}", desc)
|
|
}
|
|
|
|
func testSqrt() throws {
|
|
let str = "\\sqrt2";
|
|
let list = MTMathListBuilder.build(fromString: str)!
|
|
let desc = "Error for string:\(str)"
|
|
|
|
XCTAssertNotNil(list, desc)
|
|
XCTAssertEqual((list.atoms.count), 1, desc)
|
|
let rad = list.atoms[0] as! MTRadical
|
|
XCTAssertEqual(rad.type, .radical, desc)
|
|
XCTAssertEqual(rad.nucleus, "", desc)
|
|
|
|
let subList = rad.radicand!
|
|
XCTAssertNotNil(subList, desc)
|
|
XCTAssertEqual((subList.atoms.count), 1, desc)
|
|
let atom = subList.atoms[0]
|
|
XCTAssertEqual(atom.type, .number, desc)
|
|
XCTAssertEqual(atom.nucleus, "2", desc)
|
|
|
|
// convert it back to latex
|
|
let latex = MTMathListBuilder.mathListToString(list)
|
|
XCTAssertEqual(latex, "\\sqrt{2}", desc)
|
|
}
|
|
|
|
func testSqrtInSqrt() throws {
|
|
let str = "\\sqrt\\sqrt2";
|
|
let list = MTMathListBuilder.build(fromString: str)!
|
|
let desc = "Error for string:\(str)"
|
|
|
|
XCTAssertNotNil(list, desc)
|
|
XCTAssertEqual((list.atoms.count), 1, desc)
|
|
var rad = list.atoms[0] as! MTRadical
|
|
XCTAssertEqual(rad.type, .radical, desc)
|
|
XCTAssertEqual(rad.nucleus, "", desc)
|
|
|
|
var subList = rad.radicand!
|
|
XCTAssertNotNil(subList, desc)
|
|
XCTAssertEqual((subList.atoms.count), 1, desc)
|
|
rad = subList.atoms[0] as! MTRadical
|
|
XCTAssertEqual(rad.type, .radical, desc)
|
|
XCTAssertEqual(rad.nucleus, "", desc)
|
|
|
|
|
|
subList = rad.radicand!
|
|
XCTAssertNotNil(subList, desc)
|
|
XCTAssertEqual((subList.atoms.count), 1, desc)
|
|
let atom = subList.atoms[0];
|
|
XCTAssertEqual(atom.type, .number, desc)
|
|
XCTAssertEqual(atom.nucleus, "2", desc)
|
|
|
|
// convert it back to latex
|
|
let latex = MTMathListBuilder.mathListToString(list)
|
|
XCTAssertEqual(latex, "\\sqrt{\\sqrt{2}}", desc)
|
|
}
|
|
|
|
func testRad() throws {
|
|
let str = "\\sqrt[3]2";
|
|
let list = MTMathListBuilder.build(fromString: str)!
|
|
|
|
XCTAssertNotNil(list);
|
|
XCTAssertEqual((list.atoms.count), 1);
|
|
let rad = list.atoms[0] as! MTRadical
|
|
XCTAssertEqual(rad.type, .radical);
|
|
XCTAssertEqual(rad.nucleus, "");
|
|
|
|
var subList = rad.radicand!
|
|
XCTAssertNotNil(subList);
|
|
XCTAssertEqual((subList.atoms.count), 1);
|
|
var atom = subList.atoms[0];
|
|
XCTAssertEqual(atom.type, .number);
|
|
XCTAssertEqual(atom.nucleus, "2");
|
|
|
|
subList = rad.degree!
|
|
XCTAssertNotNil(subList);
|
|
XCTAssertEqual((subList.atoms.count), 1);
|
|
atom = subList.atoms[0];
|
|
XCTAssertEqual(atom.type, .number);
|
|
XCTAssertEqual(atom.nucleus, "3");
|
|
|
|
// convert it back to latex
|
|
let latex = MTMathListBuilder.mathListToString(list)
|
|
XCTAssertEqual(latex, "\\sqrt[3]{2}");
|
|
}
|
|
|
|
func testLeftRight() throws {
|
|
let data = getTestDataLeftRight()
|
|
for testCase in data {
|
|
let str = testCase.build
|
|
|
|
var error : NSError? = nil
|
|
let list = MTMathListBuilder.build(fromString: str, error: &error)!
|
|
|
|
XCTAssertNotNil(list, str);
|
|
XCTAssertNil(error, str);
|
|
|
|
checkAtomTypes(list, types:testCase.type1, desc:"\(str) outer")
|
|
|
|
let innerLoc = testCase.number
|
|
let inner = list.atoms[innerLoc] as! MTInner
|
|
XCTAssertEqual(inner.type, .inner, str);
|
|
XCTAssertEqual(inner.nucleus, "", str);
|
|
|
|
let innerList = inner.innerList!
|
|
XCTAssertNotNil(innerList, str);
|
|
checkAtomTypes(innerList, types:testCase.type2, desc:"\(str) inner")
|
|
|
|
XCTAssertNotNil(inner.leftBoundary, str);
|
|
XCTAssertEqual(inner.leftBoundary!.type, .boundary, str);
|
|
XCTAssertEqual(inner.leftBoundary!.nucleus, testCase.left, str);
|
|
|
|
XCTAssertNotNil(inner.rightBoundary, str);
|
|
XCTAssertEqual(inner.rightBoundary!.type, .boundary, str);
|
|
XCTAssertEqual(inner.rightBoundary!.nucleus, testCase.right, str);
|
|
|
|
// convert it back to latex
|
|
let latex = MTMathListBuilder.mathListToString(list)
|
|
XCTAssertEqual(latex, testCase.result, str);
|
|
}
|
|
}
|
|
|
|
func testOver() throws {
|
|
let str = "1 \\over c";
|
|
let list = MTMathListBuilder.build(fromString:str)!
|
|
let desc = "Error for string:\(str)"
|
|
|
|
XCTAssertNotNil(list, desc);
|
|
XCTAssertEqual((list.atoms.count), 1, desc);
|
|
let frac = list.atoms[0] as! MTFraction
|
|
XCTAssertEqual(frac.type, .fraction, desc);
|
|
XCTAssertEqual(frac.nucleus, "", desc);
|
|
XCTAssertTrue(frac.hasRule);
|
|
XCTAssertNil(frac.rightDelimiter);
|
|
XCTAssertNil(frac.leftDelimiter);
|
|
|
|
var subList = frac.numerator!
|
|
XCTAssertNotNil(subList, desc);
|
|
XCTAssertEqual((subList.atoms.count), 1, desc);
|
|
var atom = subList.atoms[0];
|
|
XCTAssertEqual(atom.type, .number, desc);
|
|
XCTAssertEqual(atom.nucleus, "1", desc);
|
|
|
|
atom = list.atoms[0];
|
|
subList = frac.denominator!
|
|
XCTAssertNotNil(subList, desc);
|
|
XCTAssertEqual((subList.atoms.count), 1, desc);
|
|
atom = subList.atoms[0];
|
|
XCTAssertEqual(atom.type, .variable, desc);
|
|
XCTAssertEqual(atom.nucleus, "c", desc);
|
|
|
|
// convert it back to latex
|
|
let latex = MTMathListBuilder.mathListToString(list)
|
|
XCTAssertEqual(latex, "\\frac{1}{c}", desc);
|
|
}
|
|
|
|
func testOverInParens() throws {
|
|
let str = "5 + {1 \\over c} + 8";
|
|
let list = MTMathListBuilder.build(fromString:str)!
|
|
let desc = "Error for string:\(str)"
|
|
|
|
XCTAssertNotNil(list, desc);
|
|
XCTAssertEqual((list.atoms.count), 5, desc);
|
|
let types = [MTMathAtomType.number, .binaryOperator, .fraction, .binaryOperator, .number]
|
|
self.checkAtomTypes(list, types:types, desc:desc)
|
|
|
|
let frac = list.atoms[2] as! MTFraction
|
|
XCTAssertEqual(frac.type, .fraction, desc);
|
|
XCTAssertEqual(frac.nucleus, "", desc);
|
|
XCTAssertTrue(frac.hasRule);
|
|
XCTAssertNil(frac.rightDelimiter);
|
|
XCTAssertNil(frac.leftDelimiter);
|
|
|
|
var subList = frac.numerator!
|
|
XCTAssertNotNil(subList, desc);
|
|
XCTAssertEqual((subList.atoms.count), 1, desc);
|
|
var atom = subList.atoms[0];
|
|
XCTAssertEqual(atom.type, .number, desc);
|
|
XCTAssertEqual(atom.nucleus, "1", desc);
|
|
|
|
atom = list.atoms[0];
|
|
subList = frac.denominator!
|
|
XCTAssertNotNil(subList, desc);
|
|
XCTAssertEqual((subList.atoms.count), 1, desc);
|
|
atom = subList.atoms[0];
|
|
XCTAssertEqual(atom.type, .variable, desc);
|
|
XCTAssertEqual(atom.nucleus, "c", desc);
|
|
|
|
// convert it back to latex
|
|
let latex = MTMathListBuilder.mathListToString(list)
|
|
XCTAssertEqual(latex, "5+\\frac{1}{c}+8", desc);
|
|
}
|
|
|
|
func testAtop() throws {
|
|
let str = "1 \\atop c";
|
|
let list = MTMathListBuilder.build(fromString:str)!
|
|
let desc = "Error for string:\(str)"
|
|
|
|
XCTAssertNotNil(list, desc);
|
|
XCTAssertEqual((list.atoms.count), 1, desc);
|
|
let frac = list.atoms[0] as! MTFraction
|
|
XCTAssertEqual(frac.type, .fraction, desc);
|
|
XCTAssertEqual(frac.nucleus, "", desc);
|
|
XCTAssertFalse(frac.hasRule);
|
|
XCTAssertNil(frac.rightDelimiter);
|
|
XCTAssertNil(frac.leftDelimiter);
|
|
|
|
var subList = frac.numerator!
|
|
XCTAssertNotNil(subList, desc);
|
|
XCTAssertEqual((subList.atoms.count), 1, desc);
|
|
var atom = subList.atoms[0];
|
|
XCTAssertEqual(atom.type, .number, desc);
|
|
XCTAssertEqual(atom.nucleus, "1", desc);
|
|
|
|
atom = list.atoms[0];
|
|
subList = frac.denominator!
|
|
XCTAssertNotNil(subList, desc);
|
|
XCTAssertEqual((subList.atoms.count), 1, desc);
|
|
atom = subList.atoms[0];
|
|
XCTAssertEqual(atom.type, .variable, desc);
|
|
XCTAssertEqual(atom.nucleus, "c", desc);
|
|
|
|
// convert it back to latex
|
|
let latex = MTMathListBuilder.mathListToString(list)
|
|
XCTAssertEqual(latex, "{1 \\atop c}", desc);
|
|
}
|
|
|
|
func testAtopInParens() throws {
|
|
let str = "5 + {1 \\atop c} + 8";
|
|
let list = MTMathListBuilder.build(fromString:str)!
|
|
let desc = "Error for string:\(str)"
|
|
|
|
XCTAssertNotNil(list, desc);
|
|
XCTAssertEqual((list.atoms.count), 5, desc);
|
|
let types = [MTMathAtomType.number, .binaryOperator, .fraction, .binaryOperator, .number]
|
|
self.checkAtomTypes(list, types:types, desc:desc)
|
|
|
|
let frac = list.atoms[2] as! MTFraction
|
|
XCTAssertEqual(frac.type, .fraction, desc);
|
|
XCTAssertEqual(frac.nucleus, "", desc);
|
|
XCTAssertFalse(frac.hasRule);
|
|
XCTAssertNil(frac.rightDelimiter);
|
|
XCTAssertNil(frac.leftDelimiter);
|
|
|
|
var subList = frac.numerator!
|
|
XCTAssertNotNil(subList, desc);
|
|
XCTAssertEqual((subList.atoms.count), 1, desc);
|
|
var atom = subList.atoms[0];
|
|
XCTAssertEqual(atom.type, .number, desc);
|
|
XCTAssertEqual(atom.nucleus, "1", desc);
|
|
|
|
atom = list.atoms[0];
|
|
subList = frac.denominator!
|
|
XCTAssertNotNil(subList, desc);
|
|
XCTAssertEqual((subList.atoms.count), 1, desc);
|
|
atom = subList.atoms[0];
|
|
XCTAssertEqual(atom.type, .variable, desc);
|
|
XCTAssertEqual(atom.nucleus, "c", desc);
|
|
|
|
// convert it back to latex
|
|
let latex = MTMathListBuilder.mathListToString(list)
|
|
XCTAssertEqual(latex, "5+{1 \\atop c}+8", desc);
|
|
}
|
|
|
|
func testChoose() throws {
|
|
let str = "n \\choose k";
|
|
let list = MTMathListBuilder.build(fromString:str)!
|
|
let desc = "Error for string:\(str)"
|
|
|
|
XCTAssertNotNil(list, desc);
|
|
XCTAssertEqual((list.atoms.count), 1, desc);
|
|
let frac = list.atoms[0] as! MTFraction
|
|
XCTAssertEqual(frac.type, .fraction, desc);
|
|
XCTAssertEqual(frac.nucleus, "", desc);
|
|
XCTAssertFalse(frac.hasRule);
|
|
XCTAssertEqual(frac.rightDelimiter, ")");
|
|
XCTAssertEqual(frac.leftDelimiter, "(");
|
|
|
|
var subList = frac.numerator!
|
|
XCTAssertNotNil(subList, desc);
|
|
XCTAssertEqual((subList.atoms.count), 1, desc);
|
|
var atom = subList.atoms[0];
|
|
XCTAssertEqual(atom.type, .variable, desc);
|
|
XCTAssertEqual(atom.nucleus, "n", desc);
|
|
|
|
atom = list.atoms[0];
|
|
subList = frac.denominator!
|
|
XCTAssertNotNil(subList, desc);
|
|
XCTAssertEqual((subList.atoms.count), 1, desc);
|
|
atom = subList.atoms[0];
|
|
XCTAssertEqual(atom.type, .variable, desc);
|
|
XCTAssertEqual(atom.nucleus, "k", desc);
|
|
|
|
// convert it back to latex
|
|
let latex = MTMathListBuilder.mathListToString(list)
|
|
XCTAssertEqual(latex, "{n \\choose k}", desc);
|
|
}
|
|
|
|
func testBrack() throws {
|
|
let str = "n \\brack k";
|
|
let list = MTMathListBuilder.build(fromString:str)!
|
|
let desc = "Error for string:\(str)"
|
|
|
|
XCTAssertNotNil(list, desc);
|
|
XCTAssertEqual((list.atoms.count), 1, desc);
|
|
let frac = list.atoms[0] as! MTFraction
|
|
XCTAssertEqual(frac.type, .fraction, desc);
|
|
XCTAssertEqual(frac.nucleus, "", desc);
|
|
XCTAssertFalse(frac.hasRule);
|
|
XCTAssertEqual(frac.rightDelimiter, "]");
|
|
XCTAssertEqual(frac.leftDelimiter, "[");
|
|
|
|
var subList = frac.numerator!
|
|
XCTAssertNotNil(subList, desc);
|
|
XCTAssertEqual((subList.atoms.count), 1, desc);
|
|
var atom = subList.atoms[0];
|
|
XCTAssertEqual(atom.type, .variable, desc);
|
|
XCTAssertEqual(atom.nucleus, "n", desc);
|
|
|
|
atom = list.atoms[0];
|
|
subList = frac.denominator!
|
|
XCTAssertNotNil(subList, desc);
|
|
XCTAssertEqual((subList.atoms.count), 1, desc);
|
|
atom = subList.atoms[0];
|
|
XCTAssertEqual(atom.type, .variable, desc);
|
|
XCTAssertEqual(atom.nucleus, "k", desc);
|
|
|
|
// convert it back to latex
|
|
let latex = MTMathListBuilder.mathListToString(list)
|
|
XCTAssertEqual(latex, "{n \\brack k}", desc);
|
|
}
|
|
|
|
func testBrace() throws {
|
|
let str = "n \\brace k";
|
|
let list = MTMathListBuilder.build(fromString:str)!
|
|
let desc = "Error for string:\(str)"
|
|
|
|
XCTAssertNotNil(list, desc);
|
|
XCTAssertEqual((list.atoms.count), 1, desc);
|
|
let frac = list.atoms[0] as! MTFraction
|
|
XCTAssertEqual(frac.type, .fraction, desc);
|
|
XCTAssertEqual(frac.nucleus, "", desc);
|
|
XCTAssertFalse(frac.hasRule);
|
|
XCTAssertEqual(frac.rightDelimiter, "}");
|
|
XCTAssertEqual(frac.leftDelimiter, "{");
|
|
|
|
var subList = frac.numerator!
|
|
XCTAssertNotNil(subList, desc);
|
|
XCTAssertEqual((subList.atoms.count), 1, desc);
|
|
var atom = subList.atoms[0];
|
|
XCTAssertEqual(atom.type, .variable, desc);
|
|
XCTAssertEqual(atom.nucleus, "n", desc);
|
|
|
|
atom = list.atoms[0];
|
|
subList = frac.denominator!
|
|
XCTAssertNotNil(subList, desc);
|
|
XCTAssertEqual((subList.atoms.count), 1, desc);
|
|
atom = subList.atoms[0];
|
|
XCTAssertEqual(atom.type, .variable, desc);
|
|
XCTAssertEqual(atom.nucleus, "k", desc);
|
|
|
|
// convert it back to latex
|
|
let latex = MTMathListBuilder.mathListToString(list)
|
|
XCTAssertEqual(latex, "{n \\brace k}", desc);
|
|
}
|
|
|
|
func testBinom() throws {
|
|
let str = "\\binom{n}{k}";
|
|
let list = MTMathListBuilder.build(fromString:str)!
|
|
let desc = "Error for string:\(str)"
|
|
|
|
XCTAssertNotNil(list, desc);
|
|
XCTAssertEqual((list.atoms.count), 1, desc);
|
|
let frac = list.atoms[0] as! MTFraction
|
|
XCTAssertEqual(frac.type, .fraction, desc);
|
|
XCTAssertEqual(frac.nucleus, "", desc);
|
|
XCTAssertFalse(frac.hasRule);
|
|
XCTAssertEqual(frac.rightDelimiter, ")");
|
|
XCTAssertEqual(frac.leftDelimiter, "(");
|
|
|
|
var subList = frac.numerator!
|
|
XCTAssertNotNil(subList, desc);
|
|
XCTAssertEqual((subList.atoms.count), 1, desc);
|
|
var atom = subList.atoms[0];
|
|
XCTAssertEqual(atom.type, .variable, desc);
|
|
XCTAssertEqual(atom.nucleus, "n", desc);
|
|
|
|
atom = list.atoms[0];
|
|
subList = frac.denominator!
|
|
XCTAssertNotNil(subList, desc);
|
|
XCTAssertEqual((subList.atoms.count), 1, desc);
|
|
atom = subList.atoms[0];
|
|
XCTAssertEqual(atom.type, .variable, desc);
|
|
XCTAssertEqual(atom.nucleus, "k", desc);
|
|
|
|
// convert it back to latex (binom converts to choose)
|
|
let latex = MTMathListBuilder.mathListToString(list)
|
|
XCTAssertEqual(latex, "{n \\choose k}", desc);
|
|
}
|
|
|
|
func testOverLine() throws {
|
|
let str = "\\overline 2";
|
|
let list = MTMathListBuilder.build(fromString:str)!
|
|
let desc = "Error for string:\(str)"
|
|
|
|
XCTAssertNotNil(list, desc);
|
|
XCTAssertEqual((list.atoms.count), 1, desc);
|
|
let over = list.atoms[0] as! MTOverLine
|
|
XCTAssertEqual(over.type, .overline, desc);
|
|
XCTAssertEqual(over.nucleus, "", desc);
|
|
|
|
let subList = over.innerList!
|
|
XCTAssertNotNil(subList, desc);
|
|
XCTAssertEqual((subList.atoms.count), 1, desc);
|
|
let atom = subList.atoms[0];
|
|
XCTAssertEqual(atom.type, .number, desc);
|
|
XCTAssertEqual(atom.nucleus, "2", desc);
|
|
|
|
// convert it back to latex
|
|
let latex = MTMathListBuilder.mathListToString(list)
|
|
XCTAssertEqual(latex, "\\overline{2}", desc);
|
|
}
|
|
|
|
func testUnderline() throws {
|
|
let str = "\\underline 2";
|
|
let list = MTMathListBuilder.build(fromString:str)!
|
|
let desc = "Error for string:\(str)"
|
|
|
|
XCTAssertNotNil(list, desc);
|
|
XCTAssertEqual((list.atoms.count), 1, desc);
|
|
let under = list.atoms[0] as! MTUnderLine
|
|
XCTAssertEqual(under.type, .underline, desc);
|
|
XCTAssertEqual(under.nucleus, "", desc);
|
|
|
|
let subList = under.innerList!
|
|
XCTAssertNotNil(subList, desc);
|
|
XCTAssertEqual((subList.atoms.count), 1, desc);
|
|
let atom = subList.atoms[0];
|
|
XCTAssertEqual(atom.type, .number, desc);
|
|
XCTAssertEqual(atom.nucleus, "2", desc);
|
|
|
|
// convert it back to latex
|
|
let latex = MTMathListBuilder.mathListToString(list)
|
|
XCTAssertEqual(latex, "\\underline{2}", desc);
|
|
}
|
|
|
|
func testAccent() throws {
|
|
let str = "\\bar x";
|
|
let list = MTMathListBuilder.build(fromString:str)!
|
|
let desc = "Error for string:\(str)"
|
|
|
|
XCTAssertNotNil(list, desc);
|
|
XCTAssertEqual((list.atoms.count), 1, desc);
|
|
let accent = list.atoms[0] as! MTAccent
|
|
XCTAssertEqual(accent.type, .accent, desc);
|
|
XCTAssertEqual(accent.nucleus, "\u{0304}", desc);
|
|
|
|
let subList = accent.innerList!
|
|
XCTAssertNotNil(subList, desc);
|
|
XCTAssertEqual((subList.atoms.count), 1, desc);
|
|
let atom = subList.atoms[0];
|
|
XCTAssertEqual(atom.type, .variable, desc);
|
|
XCTAssertEqual(atom.nucleus, "x", desc);
|
|
|
|
// convert it back to latex
|
|
let latex = MTMathListBuilder.mathListToString(list)
|
|
XCTAssertEqual(latex, "\\bar{x}", desc);
|
|
}
|
|
|
|
func testMathSpace() throws {
|
|
let str = "\\!";
|
|
let list = MTMathListBuilder.build(fromString:str)!
|
|
let desc = "Error for string:\(str)"
|
|
|
|
XCTAssertNotNil(list, desc);
|
|
XCTAssertEqual((list.atoms.count), 1, desc);
|
|
let space = list.atoms[0] as! MTMathSpace
|
|
XCTAssertEqual(space.type, .space, desc);
|
|
XCTAssertEqual(space.nucleus, "", desc);
|
|
XCTAssertEqual(space.space, -3);
|
|
|
|
// convert it back to latex
|
|
let latex = MTMathListBuilder.mathListToString(list)
|
|
XCTAssertEqual(latex, "\\! ", desc);
|
|
}
|
|
|
|
func testMathStyle() throws {
|
|
let str = "\\textstyle y \\scriptstyle x";
|
|
let list = MTMathListBuilder.build(fromString:str)!
|
|
let desc = "Error for string:\(str)"
|
|
|
|
XCTAssertNotNil(list, desc);
|
|
XCTAssertEqual((list.atoms.count), 4, desc);
|
|
let style = list.atoms[0] as! MTMathStyle
|
|
XCTAssertEqual(style.type, .style, desc);
|
|
XCTAssertEqual(style.nucleus, "", desc);
|
|
XCTAssertEqual(style.style, .text);
|
|
|
|
let style2 = list.atoms[2] as! MTMathStyle
|
|
XCTAssertEqual(style2.type, .style, desc);
|
|
XCTAssertEqual(style2.nucleus, "", desc);
|
|
XCTAssertEqual(style2.style, .script);
|
|
|
|
// convert it back to latex
|
|
let latex = MTMathListBuilder.mathListToString(list)
|
|
XCTAssertEqual(latex, "\\textstyle y\\scriptstyle x", desc);
|
|
}
|
|
|
|
func testMatrix() throws {
|
|
let str = "\\begin{matrix} x & y \\\\ z & w \\end{matrix}";
|
|
let list = MTMathListBuilder.build(fromString:str)!
|
|
|
|
XCTAssertNotNil(list);
|
|
XCTAssertEqual((list.atoms.count), 1);
|
|
let table = list.atoms[0] as! MTMathTable
|
|
XCTAssertEqual(table.type, .table);
|
|
XCTAssertEqual(table.nucleus, "");
|
|
XCTAssertEqual(table.environment, "matrix");
|
|
XCTAssertEqual(table.interRowAdditionalSpacing, 0);
|
|
XCTAssertEqual(table.interColumnSpacing, 18);
|
|
XCTAssertEqual(table.numRows, 2);
|
|
XCTAssertEqual(table.numColumns, 2);
|
|
|
|
for i in 0..<2 {
|
|
let alignment = table.get(alignmentForColumn:i)
|
|
XCTAssertEqual(alignment, .center);
|
|
for j in 0..<2 {
|
|
let cell = table.cells[j][i];
|
|
XCTAssertEqual(cell.atoms.count, 2);
|
|
let style = cell.atoms[0] as! MTMathStyle
|
|
XCTAssertEqual(style.type, .style);
|
|
XCTAssertEqual(style.style, .text);
|
|
|
|
let atom = cell.atoms[1];
|
|
XCTAssertEqual(atom.type, .variable);
|
|
}
|
|
}
|
|
|
|
// convert it back to latex
|
|
let latex = MTMathListBuilder.mathListToString(list)
|
|
XCTAssertEqual(latex, "\\begin{matrix}x&y\\\\ z&w\\end{matrix}");
|
|
}
|
|
|
|
func testPMatrix() throws {
|
|
let str = "\\begin{pmatrix} x & y \\\\ z & w \\end{pmatrix}";
|
|
let list = MTMathListBuilder.build(fromString:str)!
|
|
|
|
XCTAssertNotNil(list);
|
|
XCTAssertEqual((list.atoms.count), 1);
|
|
let inner = list.atoms[0] as! MTInner
|
|
XCTAssertEqual(inner.type, .inner, str);
|
|
XCTAssertEqual(inner.nucleus, "", str);
|
|
|
|
let innerList = inner.innerList!
|
|
XCTAssertNotNil(innerList, str);
|
|
|
|
XCTAssertNotNil(inner.leftBoundary, str);
|
|
XCTAssertEqual(inner.leftBoundary!.type, .boundary, str);
|
|
XCTAssertEqual(inner.leftBoundary!.nucleus, "(", str);
|
|
|
|
XCTAssertNotNil(inner.rightBoundary, str);
|
|
XCTAssertEqual(inner.rightBoundary!.type, .boundary, str);
|
|
XCTAssertEqual(inner.rightBoundary!.nucleus, ")", str);
|
|
|
|
XCTAssertEqual((innerList.atoms.count), 1);
|
|
let table = innerList.atoms[0] as! MTMathTable
|
|
XCTAssertEqual(table.type, .table);
|
|
XCTAssertEqual(table.nucleus, "");
|
|
XCTAssertEqual(table.environment, "matrix");
|
|
XCTAssertEqual(table.interRowAdditionalSpacing, 0);
|
|
XCTAssertEqual(table.interColumnSpacing, 18);
|
|
XCTAssertEqual(table.numRows, 2);
|
|
XCTAssertEqual(table.numColumns, 2);
|
|
|
|
for i in 0..<2 {
|
|
let alignment = table.get(alignmentForColumn:i)
|
|
XCTAssertEqual(alignment, .center);
|
|
for j in 0..<2 {
|
|
let cell = table.cells[j][i];
|
|
XCTAssertEqual(cell.atoms.count, 2);
|
|
let style = cell.atoms[0] as! MTMathStyle
|
|
XCTAssertEqual(style.type, .style);
|
|
XCTAssertEqual(style.style, .text);
|
|
|
|
let atom = cell.atoms[1];
|
|
XCTAssertEqual(atom.type, .variable);
|
|
}
|
|
}
|
|
|
|
// convert it back to latex
|
|
let latex = MTMathListBuilder.mathListToString(list)
|
|
XCTAssertEqual(latex, "\\left( \\begin{matrix}x&y\\\\ z&w\\end{matrix}\\right) ");
|
|
}
|
|
|
|
func testDefaultTable() throws {
|
|
let str = "x \\\\ y";
|
|
let list = MTMathListBuilder.build(fromString:str)!
|
|
|
|
XCTAssertNotNil(list);
|
|
XCTAssertEqual(list.atoms.count, 1);
|
|
let table = list.atoms[0] as! MTMathTable
|
|
XCTAssertEqual(table.type, .table);
|
|
XCTAssertEqual(table.nucleus, "");
|
|
XCTAssertNil(table.environment);
|
|
XCTAssertEqual(table.interRowAdditionalSpacing, 1);
|
|
XCTAssertEqual(table.interColumnSpacing, 0);
|
|
XCTAssertEqual(table.numRows, 2);
|
|
XCTAssertEqual(table.numColumns, 1);
|
|
|
|
for i in 0..<1 {
|
|
let alignment = table.get(alignmentForColumn: i)
|
|
XCTAssertEqual(alignment, .left);
|
|
for j in 0..<2 {
|
|
let cell = table.cells[j][i];
|
|
XCTAssertEqual(cell.atoms.count, 1);
|
|
let atom = cell.atoms[0];
|
|
XCTAssertEqual(atom.type, .variable);
|
|
}
|
|
}
|
|
|
|
// convert it back to latex
|
|
let latex = MTMathListBuilder.mathListToString(list)
|
|
XCTAssertEqual(latex, "x\\\\ y");
|
|
}
|
|
|
|
func testDefaultTableWithCols() throws {
|
|
let str = "x & y \\\\ z & w";
|
|
let list = MTMathListBuilder.build(fromString:str)!
|
|
|
|
XCTAssertNotNil(list);
|
|
XCTAssertEqual((list.atoms.count), 1);
|
|
let table = list.atoms[0] as! MTMathTable
|
|
XCTAssertEqual(table.type, .table);
|
|
XCTAssertEqual(table.nucleus, "");
|
|
XCTAssertNil(table.environment);
|
|
XCTAssertEqual(table.interRowAdditionalSpacing, 1);
|
|
XCTAssertEqual(table.interColumnSpacing, 0);
|
|
XCTAssertEqual(table.numRows, 2);
|
|
XCTAssertEqual(table.numColumns, 2);
|
|
|
|
for i in 0..<2 {
|
|
let alignment = table.get(alignmentForColumn:i)
|
|
XCTAssertEqual(alignment, .left);
|
|
for j in 0..<2 {
|
|
let cell = table.cells[j][i];
|
|
XCTAssertEqual(cell.atoms.count, 1);
|
|
let atom = cell.atoms[0];
|
|
XCTAssertEqual(atom.type, .variable);
|
|
}
|
|
}
|
|
|
|
// convert it back to latex
|
|
let latex = MTMathListBuilder.mathListToString(list)
|
|
XCTAssertEqual(latex, "x&y\\\\ z&w");
|
|
}
|
|
|
|
func testEqalign() throws {
|
|
let str1 = "\\begin{eqalign}x&y\\\\ z&w\\end{eqalign}";
|
|
let str2 = "\\begin{split}x&y\\\\ z&w\\end{split}";
|
|
let str3 = "\\begin{aligned}x&y\\\\ z&w\\end{aligned}";
|
|
for str in [str1, str2, str3] {
|
|
let list = MTMathListBuilder.build(fromString:str)!
|
|
|
|
XCTAssertNotNil(list);
|
|
XCTAssertEqual((list.atoms.count), 1);
|
|
let table = list.atoms[0] as! MTMathTable
|
|
XCTAssertEqual(table.type, .table);
|
|
XCTAssertEqual(table.nucleus, "");
|
|
XCTAssertEqual(table.interRowAdditionalSpacing, 1);
|
|
XCTAssertEqual(table.interColumnSpacing, 0);
|
|
XCTAssertEqual(table.numRows, 2);
|
|
XCTAssertEqual(table.numColumns, 2);
|
|
|
|
for i in 0..<2 {
|
|
let alignment = table.get(alignmentForColumn:i)
|
|
XCTAssertEqual(alignment, (i == 0) ? .right: .left);
|
|
for j in 0..<2 {
|
|
let cell = table.cells[j][i];
|
|
if (i == 0) {
|
|
XCTAssertEqual(cell.atoms.count, 1);
|
|
let atom = cell.atoms[0];
|
|
XCTAssertEqual(atom.type, .variable);
|
|
} else {
|
|
XCTAssertEqual(cell.atoms.count, 2);
|
|
self.checkAtomTypes(cell, types:[.ordinary, .variable], desc:str)
|
|
}
|
|
}
|
|
}
|
|
|
|
// convert it back to latex
|
|
let latex = MTMathListBuilder.mathListToString(list)
|
|
XCTAssertEqual(latex, str);
|
|
}
|
|
}
|
|
|
|
func testDisplayLines() throws {
|
|
let str1 = "\\begin{displaylines}x\\\\ y\\end{displaylines}";
|
|
let str2 = "\\begin{gather}x\\\\ y\\end{gather}";
|
|
for str in [str1, str2] {
|
|
let list = MTMathListBuilder.build(fromString:str)
|
|
|
|
XCTAssertNotNil(list)
|
|
XCTAssertEqual(list?.atoms.count, 1);
|
|
let table = list?.atoms[0] as! MTMathTable
|
|
XCTAssertEqual(table.type, .table);
|
|
XCTAssertEqual(table.nucleus, "");
|
|
XCTAssertEqual(table.interRowAdditionalSpacing, 1);
|
|
XCTAssertEqual(table.interColumnSpacing, 0);
|
|
XCTAssertEqual(table.numRows, 2);
|
|
XCTAssertEqual(table.numColumns, 1);
|
|
|
|
for i in 0..<1 {
|
|
let alignment = table.get(alignmentForColumn:i)
|
|
XCTAssertEqual(alignment, .center);
|
|
for j in 0..<2 {
|
|
let cell = table.cells[j][i];
|
|
XCTAssertEqual(cell.atoms.count, 1);
|
|
let atom = cell.atoms[0];
|
|
XCTAssertEqual(atom.type, .variable);
|
|
}
|
|
}
|
|
|
|
// convert it back to latex
|
|
let latex = MTMathListBuilder.mathListToString(list)
|
|
XCTAssertEqual(latex, str);
|
|
}
|
|
}
|
|
|
|
func testErrors() throws {
|
|
let data = getTestDataParseErrors()
|
|
for testCase in data {
|
|
let str = testCase.0
|
|
var error : NSError? = nil
|
|
let list = MTMathListBuilder.build(fromString: str, error:&error)
|
|
let desc = "Error for string:\(str)"
|
|
XCTAssertNil(list, desc)
|
|
XCTAssertNotNil(error, desc)
|
|
XCTAssertEqual(error!.domain, MTParseError, desc)
|
|
let num = testCase.1
|
|
XCTAssertEqual(error!.code, num.rawValue, desc)
|
|
}
|
|
}
|
|
|
|
func testCustom() throws {
|
|
let str = "\\lcm(a,b)";
|
|
var error : NSError? = nil
|
|
var list = MTMathListBuilder.build(fromString: str, error:&error)
|
|
XCTAssertNil(list)
|
|
XCTAssertNotNil(error)
|
|
|
|
MTMathAtomFactory.add(latexSymbol: "lcm", value: MTMathAtomFactory.operatorWithName("lcm", limits:false))
|
|
error = nil
|
|
list = MTMathListBuilder.build(fromString: str, error:&error)
|
|
let atomTypes = [MTMathAtomType.largeOperator, .open, .variable, .punctuation, .variable, .close]
|
|
self.checkAtomTypes(list, types:atomTypes, desc:"Error for lcm")
|
|
|
|
// convert it back to latex
|
|
let latex = MTMathListBuilder.mathListToString(list)
|
|
XCTAssertEqual(latex, "\\lcm (a,b)");
|
|
}
|
|
|
|
func testFontSingle() throws {
|
|
let str = "\\mathbf x";
|
|
let list = MTMathListBuilder.build(fromString: str)!
|
|
let desc = "Error for string:\(str)"
|
|
|
|
XCTAssertNotNil(list, desc)
|
|
XCTAssertEqual(list.atoms.count, 1, desc)
|
|
let atom = list.atoms[0];
|
|
XCTAssertEqual(atom.type, .variable, desc)
|
|
XCTAssertEqual(atom.nucleus, "x", desc)
|
|
XCTAssertEqual(atom.fontStyle, .bold)
|
|
|
|
// convert it back to latex
|
|
let latex = MTMathListBuilder.mathListToString(list)
|
|
XCTAssertEqual(latex, "\\mathbf{x}", desc)
|
|
}
|
|
|
|
func testFontOneChar() throws {
|
|
let str = "\\cal xy";
|
|
let list = MTMathListBuilder.build(fromString: str)!
|
|
let desc = "Error for string:\(str)"
|
|
|
|
XCTAssertNotNil(list, desc)
|
|
XCTAssertEqual((list.atoms.count), 2, desc)
|
|
var atom = list.atoms[0];
|
|
XCTAssertEqual(atom.type, .variable, desc)
|
|
XCTAssertEqual(atom.nucleus, "x", desc)
|
|
XCTAssertEqual(atom.fontStyle, .caligraphic);
|
|
|
|
atom = list.atoms[1];
|
|
XCTAssertEqual(atom.type, .variable, desc)
|
|
XCTAssertEqual(atom.nucleus, "y", desc)
|
|
XCTAssertEqual(atom.fontStyle, .defaultStyle);
|
|
|
|
// convert it back to latex
|
|
let latex = MTMathListBuilder.mathListToString(list)
|
|
XCTAssertEqual(latex, "\\mathcal{x}y", desc)
|
|
}
|
|
|
|
func testFontMultipleChars() throws {
|
|
let str = "\\frak{xy}";
|
|
let list = MTMathListBuilder.build(fromString: str)!
|
|
let desc = "Error for string:\(str)"
|
|
|
|
XCTAssertNotNil(list, desc)
|
|
XCTAssertEqual((list.atoms.count), 2, desc)
|
|
var atom = list.atoms[0];
|
|
XCTAssertEqual(atom.type, .variable, desc)
|
|
XCTAssertEqual(atom.nucleus, "x", desc)
|
|
XCTAssertEqual(atom.fontStyle, .fraktur);
|
|
|
|
atom = list.atoms[1];
|
|
XCTAssertEqual(atom.type, .variable, desc)
|
|
XCTAssertEqual(atom.nucleus, "y", desc)
|
|
XCTAssertEqual(atom.fontStyle, .fraktur);
|
|
|
|
// convert it back to latex
|
|
let latex = MTMathListBuilder.mathListToString(list)
|
|
XCTAssertEqual(latex, "\\mathfrak{xy}", desc)
|
|
}
|
|
|
|
func testFontOneCharInside() throws {
|
|
let str = "\\sqrt \\mathrm x y";
|
|
let list = MTMathListBuilder.build(fromString: str)!
|
|
let desc = "Error for string:\(str)"
|
|
|
|
XCTAssertNotNil(list, desc)
|
|
XCTAssertEqual((list.atoms.count), 2, desc)
|
|
|
|
let rad = list.atoms[0] as! MTRadical
|
|
XCTAssertEqual(rad.type, .radical, desc)
|
|
XCTAssertEqual(rad.nucleus, "", desc)
|
|
|
|
let subList = rad.radicand!
|
|
var atom = subList.atoms[0];
|
|
XCTAssertEqual(atom.type, .variable, desc)
|
|
XCTAssertEqual(atom.nucleus, "x", desc)
|
|
XCTAssertEqual(atom.fontStyle, .roman);
|
|
|
|
atom = list.atoms[1];
|
|
XCTAssertEqual(atom.type, .variable, desc)
|
|
XCTAssertEqual(atom.nucleus, "y", desc)
|
|
XCTAssertEqual(atom.fontStyle, .defaultStyle)
|
|
|
|
// convert it back to latex
|
|
let latex = MTMathListBuilder.mathListToString(list)
|
|
XCTAssertEqual(latex, "\\sqrt{\\mathrm{x}}y", desc)
|
|
}
|
|
|
|
func testText() throws {
|
|
let str = "\\text{x y}";
|
|
let list = MTMathListBuilder.build(fromString: str)!
|
|
let desc = "Error for string:\(str)"
|
|
|
|
XCTAssertNotNil(list, desc)
|
|
XCTAssertEqual((list.atoms.count), 3, desc)
|
|
var atom = list.atoms[0];
|
|
XCTAssertEqual(atom.type, .variable, desc)
|
|
XCTAssertEqual(atom.nucleus, "x", desc)
|
|
XCTAssertEqual(atom.fontStyle, .roman);
|
|
|
|
atom = list.atoms[1];
|
|
XCTAssertEqual(atom.type, .ordinary, desc)
|
|
XCTAssertEqual(atom.nucleus, " ", desc)
|
|
|
|
atom = list.atoms[2];
|
|
XCTAssertEqual(atom.type, .variable, desc)
|
|
XCTAssertEqual(atom.nucleus, "y", desc)
|
|
XCTAssertEqual(atom.fontStyle, .roman);
|
|
|
|
|
|
// convert it back to latex
|
|
let latex = MTMathListBuilder.mathListToString(list)
|
|
XCTAssertEqual(latex, "\\mathrm{x\\ y}", desc)
|
|
}
|
|
|
|
func testLimits() throws {
|
|
// Int with no limits (default)
|
|
var str = "\\int";
|
|
var list = MTMathListBuilder.build(fromString: str)!
|
|
var desc = "Error for string:\(str)"
|
|
|
|
XCTAssertNotNil(list, desc)
|
|
XCTAssertEqual((list.atoms.count), 1, desc)
|
|
var op = list.atoms[0] as! MTLargeOperator
|
|
XCTAssertEqual(op.type, .largeOperator, desc)
|
|
XCTAssertFalse(op.limits);
|
|
|
|
// convert it back to latex
|
|
var latex = MTMathListBuilder.mathListToString(list)
|
|
XCTAssertEqual(latex, "\\int ", desc)
|
|
|
|
// Int with limits
|
|
str = "\\int\\limits"
|
|
list = MTMathListBuilder.build(fromString: str)!
|
|
desc = "Error for string:\(str)"
|
|
|
|
XCTAssertNotNil(list, desc)
|
|
XCTAssertEqual((list.atoms.count), 1, desc)
|
|
op = list.atoms[0] as! MTLargeOperator
|
|
XCTAssertEqual(op.type, .largeOperator, desc)
|
|
XCTAssertTrue(op.limits)
|
|
|
|
// convert it back to latex
|
|
latex = MTMathListBuilder.mathListToString(list)
|
|
XCTAssertEqual(latex, "\\int \\limits ", desc)
|
|
}
|
|
|
|
func testNoLimits() throws {
|
|
// Sum with limits (default)
|
|
var str = "\\sum";
|
|
var list = MTMathListBuilder.build(fromString: str)!
|
|
var desc = "Error for string:\(str)"
|
|
|
|
XCTAssertNotNil(list, desc)
|
|
XCTAssertEqual((list.atoms.count), 1, desc)
|
|
var op = list.atoms[0] as! MTLargeOperator
|
|
XCTAssertEqual(op.type, .largeOperator, desc)
|
|
XCTAssertTrue(op.limits);
|
|
|
|
// convert it back to latex
|
|
var latex = MTMathListBuilder.mathListToString(list)
|
|
XCTAssertEqual(latex, "\\sum ", desc)
|
|
|
|
// Int with limits
|
|
str = "\\sum\\nolimits";
|
|
list = MTMathListBuilder.build(fromString: str)!
|
|
desc = "Error for string:\(str)"
|
|
|
|
XCTAssertNotNil(list, desc)
|
|
XCTAssertEqual(list.atoms.count, 1, desc)
|
|
op = list.atoms[0] as! MTLargeOperator
|
|
XCTAssertEqual(op.type, .largeOperator, desc)
|
|
XCTAssertFalse(op.limits);
|
|
|
|
// convert it back to latex
|
|
latex = MTMathListBuilder.mathListToString(list)
|
|
XCTAssertEqual(latex, "\\sum \\nolimits ", desc)
|
|
}
|
|
|
|
// func testPerformanceExample() throws {
|
|
// // This is an example of a performance test case.
|
|
// measure {
|
|
// // Put the code you want to measure the time of here.
|
|
// }
|
|
// }
|
|
|
|
}
|
|
|