zeus
268 lines
11 KiB
Swift
268 lines
11 KiB
Swift
import XCTest
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@testable import GRDB
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// https://github.com/rails/rails/blob/v6.0.0.rc1/activesupport/test/inflector_test.rb
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class InflectionsTests: GRDBTestCase {
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private var originalInflections: Inflections?
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override func setUp() {
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// Dups the singleton before each test, restoring the original inflections later.
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originalInflections = Inflections.default
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}
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override func tearDown() {
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Inflections.default = originalInflections!
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}
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private var inflectionTestCases: InflectionTestCases {
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let url = testBundle.url(forResource: "InflectionsTests", withExtension: "json")!
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let data = try! Data(contentsOf: url)
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return try! JSONDecoder().decode(InflectionTestCases.self, from: data)
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}
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func testStartIndexOfLastWord() {
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func lastWord(_ string: String) -> String {
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String(string.suffix(from: Inflections.startIndexOfLastWord(string)))
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}
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XCTAssertEqual(lastWord(""), "")
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XCTAssertEqual(lastWord(" "), " ")
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XCTAssertEqual(lastWord("_"), "_")
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XCTAssertEqual(lastWord("player"), "player")
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XCTAssertEqual(lastWord("Player"), "Player")
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XCTAssertEqual(lastWord("PLAYER"), "PLAYER")
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XCTAssertEqual(lastWord(" player"), "player")
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XCTAssertEqual(lastWord(" Player"), "Player")
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XCTAssertEqual(lastWord(" PLAYER"), "PLAYER")
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XCTAssertEqual(lastWord("_player"), "player")
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XCTAssertEqual(lastWord("_Player"), "Player")
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XCTAssertEqual(lastWord("_PLAYER"), "PLAYER")
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XCTAssertEqual(lastWord("player score"), "score")
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XCTAssertEqual(lastWord("player Score"), "Score")
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XCTAssertEqual(lastWord("Player Score"), "Score")
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XCTAssertEqual(lastWord("PLAYER SCORE"), "SCORE")
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XCTAssertEqual(lastWord("player_score"), "score")
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XCTAssertEqual(lastWord("player_Score"), "Score")
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XCTAssertEqual(lastWord("Player_Score"), "Score")
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XCTAssertEqual(lastWord("PLAYER_SCORE"), "SCORE")
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XCTAssertEqual(lastWord("playerScore"), "Score")
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XCTAssertEqual(lastWord("PlayerScore"), "Score")
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XCTAssertEqual(lastWord("best player score"), "score")
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XCTAssertEqual(lastWord("best player Score"), "Score")
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XCTAssertEqual(lastWord("Best Player Score"), "Score")
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XCTAssertEqual(lastWord("BEST PLAYER SCORE"), "SCORE")
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XCTAssertEqual(lastWord("best_player_score"), "score")
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XCTAssertEqual(lastWord("best_player_Score"), "Score")
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XCTAssertEqual(lastWord("Best_Player_Score"), "Score")
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XCTAssertEqual(lastWord("BEST_PLAYER_SCORE"), "SCORE")
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XCTAssertEqual(lastWord("bestPlayerScore"), "Score")
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XCTAssertEqual(lastWord("BestPlayerScore"), "Score")
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XCTAssertEqual(lastWord("player1"), "player1")
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XCTAssertEqual(lastWord("Player1"), "Player1")
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XCTAssertEqual(lastWord("PLAYER1"), "PLAYER1")
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XCTAssertEqual(lastWord("player score1"), "score1")
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XCTAssertEqual(lastWord("player Score1"), "Score1")
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XCTAssertEqual(lastWord("Player Score1"), "Score1")
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XCTAssertEqual(lastWord("PLAYER SCORE1"), "SCORE1")
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XCTAssertEqual(lastWord("player_score1"), "score1")
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XCTAssertEqual(lastWord("player_Score1"), "Score1")
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XCTAssertEqual(lastWord("Player_Score1"), "Score1")
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XCTAssertEqual(lastWord("PLAYER_SCORE1"), "SCORE1")
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XCTAssertEqual(lastWord("playerScore1"), "Score1")
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XCTAssertEqual(lastWord("PlayerScore1"), "Score1")
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}
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func testDigitlessRadical() {
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XCTAssertEqual("".digitlessRadical, "")
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XCTAssertEqual("player".digitlessRadical, "player")
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XCTAssertEqual("player0".digitlessRadical, "player")
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XCTAssertEqual("player123".digitlessRadical, "player")
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}
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func testPluralizePlurals() {
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XCTAssertEqual("plurals".pluralized, "plurals")
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XCTAssertEqual("Plurals".pluralized, "Plurals")
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}
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func testPluralizeEmptyString() {
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XCTAssertEqual("".pluralized, "")
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}
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func testUncountabilityOfASCIIWord() {
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let word = "HTTP"
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Inflections.default.uncountableWords([word])
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XCTAssertEqual(word.pluralized, word)
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XCTAssertEqual(word.singularized, word)
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XCTAssertEqual(word.pluralized, word.singularized)
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}
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func testUncountabilityOfNonASCIIWord() {
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let word = "猫"
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Inflections.default.uncountableWords([word])
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XCTAssertEqual(word.pluralized, word)
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XCTAssertEqual(word.singularized, word)
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XCTAssertEqual(word.pluralized, word.singularized)
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}
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func testUncountableWords() {
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for word in Inflections.default.uncountables {
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XCTAssertEqual(word.pluralized, word)
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XCTAssertEqual(word.singularized, word)
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XCTAssertEqual(word.pluralized, word.singularized)
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}
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}
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func testUncountableCapitalizedWords() {
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for word in Inflections.default.uncountables {
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XCTAssertEqual(word.capitalized.pluralized, word.capitalized)
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XCTAssertEqual(word.capitalized.singularized, word.capitalized)
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XCTAssertEqual(word.capitalized.pluralized, word.capitalized.singularized)
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}
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}
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func testUncountableUppercasedWords() {
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for word in Inflections.default.uncountables {
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XCTAssertEqual(word.uppercased().pluralized, word.uppercased())
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XCTAssertEqual(word.uppercased().singularized, word.uppercased())
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XCTAssertEqual(word.uppercased().pluralized, word.uppercased().singularized)
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}
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}
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func testUncountableWordIsNotGreedy() {
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let uncountableWord = "ors"
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let countableWord = "sponsor"
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Inflections.default.uncountableWords([uncountableWord])
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XCTAssertEqual(uncountableWord.singularized, uncountableWord)
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XCTAssertEqual(uncountableWord.pluralized, uncountableWord)
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XCTAssertEqual(uncountableWord.pluralized, uncountableWord.singularized)
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XCTAssertEqual(countableWord.singularized, "sponsor")
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XCTAssertEqual(countableWord.pluralized, "sponsors")
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XCTAssertEqual(countableWord.pluralized.singularized, "sponsor")
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}
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func testPluralizeSingularWord() {
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for (singular, plural) in inflectionTestCases.testCases["SingularToPlural"]! {
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XCTAssertEqual(singular.pluralized, plural)
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XCTAssertEqual(singular.capitalized.pluralized, plural.capitalized)
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let prefixedSingular = "prefixed" + singular.capitalized
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let prefixedPlural = "prefixed" + plural.capitalized
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XCTAssertEqual(prefixedSingular.pluralized, prefixedPlural)
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let suffixedSingular = singular + "123"
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let suffixedPlural = plural + "123"
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XCTAssertEqual(suffixedSingular.pluralized, suffixedPlural)
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}
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}
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func testSingularizePluralWord() {
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for (singular, plural) in inflectionTestCases.testCases["SingularToPlural"]! {
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XCTAssertEqual(plural.singularized, singular)
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XCTAssertEqual(plural.capitalized.singularized, singular.capitalized)
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let prefixedSingular = "prefixed" + singular.capitalized
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let prefixedPlural = "prefixed" + plural.capitalized
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XCTAssertEqual(prefixedPlural.singularized, prefixedSingular)
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let suffixedSingular = singular + "123"
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let suffixedPlural = plural + "123"
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XCTAssertEqual(suffixedPlural.singularized, suffixedSingular)
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}
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}
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func testPluralizePluralWord() {
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for (_, plural) in inflectionTestCases.testCases["SingularToPlural"]! {
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XCTAssertEqual(plural.pluralized, plural)
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XCTAssertEqual(plural.capitalized.pluralized, plural.capitalized)
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let prefixedPlural = "prefixed" + plural.capitalized
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XCTAssertEqual(prefixedPlural.pluralized, prefixedPlural)
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let suffixedPlural = plural + "123"
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XCTAssertEqual(suffixedPlural.pluralized, suffixedPlural)
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}
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}
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func testSingularizeSingularWord() {
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for (singular, _) in inflectionTestCases.testCases["SingularToPlural"]! {
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XCTAssertEqual(singular.singularized, singular)
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XCTAssertEqual(singular.capitalized.singularized, singular.capitalized)
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let prefixedSingular = "prefixed" + singular.capitalized
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XCTAssertEqual(prefixedSingular.singularized, prefixedSingular)
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let suffixedSingular = singular + "123"
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XCTAssertEqual(suffixedSingular.singularized, suffixedSingular)
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}
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}
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func testIrregularityBetweenSingularAndPlural() {
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for (singular, plural) in inflectionTestCases.testCases["Irregularities"]! {
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Inflections.default.irregularSuffix(singular, plural)
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XCTAssertEqual(plural.singularized, singular)
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XCTAssertEqual(singular.pluralized, plural)
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XCTAssertEqual(singular.singularized, singular)
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XCTAssertEqual(plural.pluralized, plural)
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let prefixedSingular = "prefixed" + singular.capitalized
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let prefixedPlural = "prefixed" + plural.capitalized
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XCTAssertEqual(prefixedPlural.singularized, prefixedSingular)
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XCTAssertEqual(prefixedSingular.pluralized, prefixedPlural)
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XCTAssertEqual(prefixedSingular.singularized, prefixedSingular)
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XCTAssertEqual(prefixedPlural.pluralized, prefixedPlural)
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let suffixedSingular = singular + "123"
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let suffixedPlural = plural + "123"
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XCTAssertEqual(suffixedPlural.singularized, suffixedSingular)
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XCTAssertEqual(suffixedSingular.pluralized, suffixedPlural)
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XCTAssertEqual(suffixedSingular.singularized, suffixedSingular)
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XCTAssertEqual(suffixedPlural.pluralized, suffixedPlural)
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}
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}
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}
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struct InflectionTestCases: Decodable {
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var testCases: [String: [(String, String)]]
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struct AnyCodingKey: CodingKey {
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var stringValue: String
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var intValue: Int? { nil }
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init?(stringValue: String) {
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self.stringValue = stringValue
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}
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init?(intValue: Int) {
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return nil
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}
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}
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init(from decoder: Decoder) throws {
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var testCases: [String: [(String, String)]] = [:]
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let container = try decoder.container(keyedBy: AnyCodingKey.self)
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for key in container.allKeys {
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let nested = try container.nestedContainer(keyedBy: AnyCodingKey.self, forKey: key)
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for wordKey in nested.allKeys {
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let otherWord = try nested.decode(String.self, forKey: wordKey)
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testCases[key.stringValue, default: []].append((wordKey.stringValue, otherWord))
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}
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}
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self.testCases = testCases
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}
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}
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