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How to use containFile method of io.kotest.matchers.file.matchers class

Best Kotest code snippet using io.kotest.matchers.file.matchers.containFile

matchers.kt

Source:matchers.kt

...120                shouldBeADirectory()121                shouldBeAbsolute()122                shouldNotBeEmpty()123            }124            // executable, hidden, readable, smaller, writeable, containFile, extension, path, ...125            LocalDate.now().shouldBeToday()126            // before/after, within, same, between, have year/month/day/hour/...127            LocalTime.now().shouldHaveSameHoursAs(LocalTime.now())128            // before/after/between, sameMinute/Seconds/Nanos129        }130        it("numbers") {131            1 shouldBeLessThan 2132            1 shouldBeLessThanOrEqual 1 // Int-based; returns this133            1 shouldBeLessThanOrEqualTo 1 // Comparble-based; void134            1 shouldBeEqualComparingTo 1 // Comparable-based135            1.shouldBeBetween(0, 2)136            1 shouldBeInRange 0..2137            0.shouldBeZero()138            1.shouldBePositive()...

paths.kt

Source:paths.kt

...130      value.toFile().canonicalPath == value.toFile().path,131      { "File $value should be canonical" },132      { "File $value should not be canonical" })133}134infix fun Path.shouldContainFile(name: String) = this should containFile(name)135infix fun Path.shouldNotContainFile(name: String) = this shouldNot containFile(name)136fun containFile(name: String) = object : Matcher<Path> {137   override fun test(value: Path): MatcherResult {138      val contents = Files.list(value).map { it.fileName.toString() }.toList()139      val passed = Files.isDirectory(value) && contents.contains(name)140      return MatcherResult(141         passed,142         { "Directory $value should contain a file with filename $name (detected ${contents.size} other files)" },143         { "Directory $value should not contain a file with filename $name" })144   }145}146infix fun Path.shouldBeLarger(other: Path) = this.toFile() should beLarger(other.toFile())147infix fun Path.shouldBeLarger(other: File) = this.toFile() should beLarger(other)148infix fun Path.shouldNotBeLarger(other: Path) = this.toFile() shouldNot beLarger(other.toFile())149infix fun Path.shouldNotBeLarger(other: File) = this.toFile() shouldNot beLarger(other)150fun beLarger(other: Path): Matcher<Path> = object : Matcher<Path> {151   override fun test(value: Path): MatcherResult {152      val sizea = Files.size(value)153      val sizeb = Files.size(other)154      return MatcherResult(155         sizea > sizeb,156         { "Path $value ($sizea bytes) should be larger than $other ($sizeb bytes)" },157         { "Path $value ($sizea bytes) should not be larger than $other ($sizeb bytes)"})158   }159}160infix fun Path.shouldBeSmaller(other: Path) = this should beSmaller(other)161infix fun Path.shouldBeSmaller(other: File) = this should beSmaller(other.toPath())162infix fun Path.shouldNotBeSmaller(other: Path) = this shouldNot beSmaller(other)163infix fun Path.shouldNotBeSmaller(other: File) = this shouldNot beSmaller(other.toPath())164fun beSmaller(other: Path): Matcher<Path> = object : Matcher<Path> {165   override fun test(value: Path): MatcherResult {166      val sizea = Files.size(value)167      val sizeb = Files.size(other)168      return MatcherResult(169         sizea < sizeb,170         { "Path $value ($sizea bytes) should be smaller than $other ($sizeb bytes)" },171         { "Path $value ($sizea bytes) should not be smaller than $other ($sizeb bytes)" })172   }173}174infix fun Path.shouldContainFileDeep(name: String) = this should containFileDeep(name)175infix fun Path.shouldNotContainFileDeep(name: String) = this shouldNot containFileDeep(name)176fun containFileDeep(name: String): Matcher<Path> = object : Matcher<Path> {177   private fun fileExists(dir: Path): Boolean {178      val contents = Files.list(dir).toList()179      val (dirs, files) = contents.partition { Files.isDirectory(it) }180      return files.map { it.fileName.toString() }.contains(name) || dirs.any(::fileExists)181   }182   override fun test(value: Path): MatcherResult = MatcherResult(183      fileExists(value),184      { "Path $name should exist in $value" },185      { "Path $name should not exist in $value" }186   )187}188fun Path.shouldContainFiles(vararg files: String) = this should containFiles(files.asList())189fun Path.shouldNotContainFiles(vararg files: String) = this shouldNot containFiles(files.asList())190fun containFiles(names: List<String>) = object : Matcher<Path> {191   override fun test(value: Path): MatcherResult {192      val files = Files.list(value).toList().map { it.fileName.toString() }193      val existingFiles = names.intersect(files)194      val nonExistingFiles = names.subtract(existingFiles)195      return MatcherResult(196         nonExistingFiles.isEmpty(),197         { buildMessage(value, nonExistingFiles, false) },198         {199            buildMessage(value, existingFiles, true)200         })201   }202   private fun buildMessage(path: Path, fileList: Set<String>, isNegative: Boolean): String {203      val fileString = if (fileList.size > 1) "Files" else "File"204      val negativeWord = if (isNegative) " not" else ""...

containFile

Using AI Code Generation

1val file = File("/tmp/test.txt")2file should containFile("test.txt")3val file = File("/tmp/test.txt")4file should containFile("test.txt")5val file = File("/tmp/test.txt")6file should containFile("test.txt")7val file = File("/tmp/test.txt")8file should containFile("test.txt")9val file = File("/tmp/test.txt")10file should containFile("test.txt")11val file = File("/tmp/test.txt")12file should containFile("test.txt")13val file = File("/tmp/test.txt")14file should containFile("test.txt")15val file = File("/tmp/test.txt")16file should containFile("test.txt")17val file = File("/tmp/test.txt")18file should containFile("test.txt")19val file = File("/tmp/test.txt")20file should containFile("test.txt")21val file = File("/tmp/test.txt")22file should containFile("test.txt")23val file = File("/tmp/test.txt")24file should containFile("test.txt")25val file = File("/tmp/test.txt")26file should containFile("test.txt")27val file = File("/tmp/test.txt")28file should containFile("test.txt")

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