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How to use containOnlyDigits method of io.kotest.matchers.string.matchers class

Best Kotest code snippet using io.kotest.matchers.string.matchers.containOnlyDigits

StringMatchersTest.kt

Source:StringMatchersTest.kt

...10import io.kotest.matchers.string.beEmpty11import io.kotest.matchers.string.contain12import io.kotest.matchers.string.containADigit13import io.kotest.matchers.string.containIgnoringCase14import io.kotest.matchers.string.containOnlyDigits15import io.kotest.matchers.string.containOnlyOnce16import io.kotest.matchers.string.containOnlyWhitespace17import io.kotest.matchers.string.endWith18import io.kotest.matchers.string.haveSameLengthAs19import io.kotest.matchers.string.match20import io.kotest.matchers.string.shouldBeBlank21import io.kotest.matchers.string.shouldBeEmpty22import io.kotest.matchers.string.shouldBeEqualIgnoringCase23import io.kotest.matchers.string.shouldBeInteger24import io.kotest.matchers.string.shouldBeSingleLine25import io.kotest.matchers.string.shouldContain26import io.kotest.matchers.string.shouldContainADigit27import io.kotest.matchers.string.shouldContainIgnoringCase28import io.kotest.matchers.string.shouldContainOnlyDigits29import io.kotest.matchers.string.shouldContainOnlyOnce30import io.kotest.matchers.string.shouldEndWith31import io.kotest.matchers.string.shouldHaveLengthBetween32import io.kotest.matchers.string.shouldHaveLengthIn33import io.kotest.matchers.string.shouldHaveSameLengthAs34import io.kotest.matchers.string.shouldMatch35import io.kotest.matchers.string.shouldNotBeBlank36import io.kotest.matchers.string.shouldNotBeEmpty37import io.kotest.matchers.string.shouldNotBeEqualIgnoringCase38import io.kotest.matchers.string.shouldNotBeSingleLine39import io.kotest.matchers.string.shouldNotContain40import io.kotest.matchers.string.shouldNotContainADigit41import io.kotest.matchers.string.shouldNotContainIgnoringCase42import io.kotest.matchers.string.shouldNotContainOnlyDigits43import io.kotest.matchers.string.shouldNotContainOnlyOnce44import io.kotest.matchers.string.shouldNotEndWith45import io.kotest.matchers.string.shouldNotHaveLengthBetween46import io.kotest.matchers.string.shouldNotHaveLengthIn47import io.kotest.matchers.string.shouldNotHaveSameLengthAs48import io.kotest.matchers.string.shouldNotMatch49class StringMatchersTest : FreeSpec() {50   init {51      "string shouldBe other" - {52         "should support null arguments" {53            val a: String? = "a"54            val b: String? = "a"55            a shouldBe b56         }57         "should report when only line endings differ" {58            forAll(59               row("a\nb", "a\r\nb"),60               row("a\nb\nc", "a\nb\r\nc"),61               row("a\r\nb", "a\nb"),62               row("a\nb", "a\rb"),63               row("a\rb", "a\r\nb")64            ) { expected, actual ->65               shouldThrow<AssertionError> {66                  actual shouldBe expected67               }.let {68                  it.message shouldContain "contents match, but line-breaks differ"69               }70            }71         }72         "should show diff when newline count differs" {73            shouldThrow<AssertionError> {74               "a\nb" shouldBe "a\n\nb"75            }.message shouldBe """76               |(contents match, but line-breaks differ; output has been escaped to show line-breaks)77               |expected:<a\n\nb> but was:<a\nb>78               """.trimMargin()79         }80      }81      "contain only once" {82         "la tour" should containOnlyOnce("tour")83         "la tour tour" shouldNot containOnlyOnce("tour")84         "la tour tour" shouldNotContainOnlyOnce "tour"85         shouldThrow<AssertionError> {86            "la" should containOnlyOnce("tour")87         }.message shouldBe """"la" should contain the substring "tour" exactly once"""88         shouldThrow<AssertionError> {89            null shouldNot containOnlyOnce("tour")90         }.message shouldBe "Expecting actual not to be null"91         shouldThrow<AssertionError> {92            null shouldNotContainOnlyOnce "tour"93         }.message shouldBe "Expecting actual not to be null"94         shouldThrow<AssertionError> {95            null should containOnlyOnce("tour")96         }.message shouldBe "Expecting actual not to be null"97         shouldThrow<AssertionError> {98            null shouldContainOnlyOnce "tour"99         }.message shouldBe "Expecting actual not to be null"100      }101      "contain(regex)" {102         "la tour" should contain("^.*?tour$".toRegex())103         "la tour" shouldNot contain(".*?abc.*?".toRegex())104         "la tour" shouldContain "^.*?tour$".toRegex()105         "la tour" shouldNotContain ".*?abc.*?".toRegex()106         shouldThrow<AssertionError> {107            "la tour" shouldContain ".*?abc.*?".toRegex()108         }.message shouldBe "\"la tour\" should contain regex .*?abc.*?"109         shouldThrow<AssertionError> {110            "la tour" shouldNotContain "^.*?tour$".toRegex()111         }.message shouldBe "\"la tour\" should not contain regex ^.*?tour\$"112         shouldThrow<AssertionError> {113            null shouldNot contain("^.*?tour$".toRegex())114         }.message shouldBe "Expecting actual not to be null"115         shouldThrow<AssertionError> {116            null shouldNotContain "^.*?tour$".toRegex()117         }.message shouldBe "Expecting actual not to be null"118         shouldThrow<AssertionError> {119            null should contain("^.*?tour$".toRegex())120         }.message shouldBe "Expecting actual not to be null"121         shouldThrow<AssertionError> {122            null shouldContain "^.*?tour$".toRegex()123         }.message shouldBe "Expecting actual not to be null"124      }125      "string should beEmpty()" - {126         "should test that a string has length 0" {127            "" should beEmpty()128            "hello" shouldNot beEmpty()129            "hello".shouldNotBeEmpty()130            "".shouldBeEmpty()131            shouldThrow<AssertionError> {132               "hello".shouldBeEmpty()133            }.message shouldBe "\"hello\" should be empty"134            shouldThrow<AssertionError> {135               "".shouldNotBeEmpty()136            }.message shouldBe "<empty string> should not be empty"137         }138         "should fail if value is null" {139            shouldThrow<AssertionError> {140               null shouldNot beEmpty()141            }.message shouldBe "Expecting actual not to be null"142            shouldThrow<AssertionError> {143               null.shouldNotBeEmpty()144            }.message shouldBe "Expecting actual not to be null"145            shouldThrow<AssertionError> {146               null should beEmpty()147            }.message shouldBe "Expecting actual not to be null"148            shouldThrow<AssertionError> {149               null.shouldBeEmpty()150            }.message shouldBe "Expecting actual not to be null"151         }152      }153      "string should containADigit()" - {154         "should test that a string has at least one number" {155            "" shouldNot containADigit()156            "1" should containADigit()157            "a1".shouldContainADigit()158            "a1b" should containADigit()159            "hello" shouldNot containADigit()160            "hello".shouldNotContainADigit()161            shouldThrow<AssertionError> {162               "hello" should containADigit()163            }.message shouldBe "\"hello\" should contain at least one digit"164         }165         "should fail if value is null" {166            shouldThrow<AssertionError> {167               null shouldNot containADigit()168            }.message shouldBe "Expecting actual not to be null"169            shouldThrow<AssertionError> {170               null.shouldNotContainADigit()171            }.message shouldBe "Expecting actual not to be null"172            shouldThrow<AssertionError> {173               null should containADigit()174            }.message shouldBe "Expecting actual not to be null"175            shouldThrow<AssertionError> {176               null.shouldContainADigit()177            }.message shouldBe "Expecting actual not to be null"178         }179      }180      "string should beBlank()" - {181         "should test that a string has only whitespace" {182            "" should beBlank()183            "" should containOnlyWhitespace()184            "     \t     " should beBlank()185            "hello" shouldNot beBlank()186            "hello".shouldNotBeBlank()187            "   ".shouldBeBlank()188         }189         "should fail if value is null" {190            shouldThrow<AssertionError> {191               null shouldNot beBlank()192            }.message shouldBe "Expecting actual not to be null"193            shouldThrow<AssertionError> {194               null.shouldNotBeBlank()195            }.message shouldBe "Expecting actual not to be null"196            shouldThrow<AssertionError> {197               null should beBlank()198            }.message shouldBe "Expecting actual not to be null"199            shouldThrow<AssertionError> {200               null.shouldBeBlank()201            }.message shouldBe "Expecting actual not to be null"202         }203      }204      "string should haveSameLengthAs(other)" - {205         "should test that a string has the same length as another string" {206            "hello" should haveSameLengthAs("world")207            "hello" shouldNot haveSameLengthAs("o")208            "" should haveSameLengthAs("")209            "" shouldNot haveSameLengthAs("o")210            "5" shouldNot haveSameLengthAs("")211            "" shouldHaveSameLengthAs ""212            "qwe" shouldHaveSameLengthAs "sdf"213            "" shouldNotHaveSameLengthAs "qweqweqe"214            "qe" shouldNotHaveSameLengthAs ""215            "qe" shouldNotHaveSameLengthAs "fffff"216         }217         "should fail if value is null" {218            shouldThrow<AssertionError> {219               null shouldNot haveSameLengthAs("")220            }.message shouldBe "Expecting actual not to be null"221            shouldThrow<AssertionError> {222               null shouldNotHaveSameLengthAs ""223            }.message shouldBe "Expecting actual not to be null"224            shouldThrow<AssertionError> {225               null should haveSameLengthAs("o")226            }.message shouldBe "Expecting actual not to be null"227            shouldThrow<AssertionError> {228               null shouldHaveSameLengthAs "o"229            }.message shouldBe "Expecting actual not to be null"230         }231      }232      "string should containIgnoringCase(other)" - {233         "should test that a string contains another string ignoring case" {234            "hello" should containIgnoringCase("HELLO")235            "hello" shouldNot containIgnoringCase("hella")236            "hello" shouldContainIgnoringCase "HEllO"237            "hello" shouldNotContainIgnoringCase "hella"238         }239         "should fail if value is null" {240            shouldThrow<AssertionError> {241               null shouldNot containIgnoringCase("")242            }.message shouldBe "Expecting actual not to be null"243            shouldThrow<AssertionError> {244               null shouldNotContainIgnoringCase ""245            }.message shouldBe "Expecting actual not to be null"246            shouldThrow<AssertionError> {247               null should containIgnoringCase("o")248            }.message shouldBe "Expecting actual not to be null"249            shouldThrow<AssertionError> {250               null shouldContainIgnoringCase "o"251            }.message shouldBe "Expecting actual not to be null"252         }253      }254      "should containOnlyDigits()" - {255         "should test that a string only contains 0-9" {256            "hello" shouldNot containOnlyDigits()257            "123123" should containOnlyDigits()258            "" should containOnlyDigits()259            "aa123" shouldNot containOnlyDigits()260            "123".shouldContainOnlyDigits()261            "qweqwe123".shouldNotContainOnlyDigits()262            "qweqwe".shouldNotContainOnlyDigits()263            "123a".shouldNotContainOnlyDigits()264         }265      }266      "Matchers should end with x" - {267         "should fail if string does not end with x" {268            "bibble" should endWith("ble")269            shouldThrow<AssertionError> {270               "bibble" should endWith("qwe")271            }272         }273         "should fail if value is null" {...

matchers.kt

Source:matchers.kt

...9import io.kotest.matchers.string.UUIDVersion.ANY10import kotlin.contracts.ExperimentalContracts11import kotlin.contracts.contract12import kotlin.text.RegexOption.IGNORE_CASE13fun String?.shouldContainOnlyDigits() = this should containOnlyDigits()14fun String?.shouldNotContainOnlyDigits() = this shouldNot containOnlyDigits()15fun containOnlyDigits() = neverNullMatcher<String> { value ->16  MatcherResult(17    value.toCharArray().all { it in '0'..'9' },18    "${value.show().value} should contain only digits",19    "${value.show().value} should not contain only digits")20}21fun String?.shouldContainADigit() = this should containADigit()22fun String?.shouldNotContainADigit() = this shouldNot containADigit()23fun containADigit() = neverNullMatcher<String> { value ->24  MatcherResult(25    value.toCharArray().any { it in '0'..'9' },26    "${value.show().value} should contain at least one digit",27    "${value.show().value} should not contain any digits")28}29infix fun String?.shouldContainOnlyOnce(substr: String) = this should containOnlyOnce(substr)...

containOnlyDigits

Using AI Code Generation

1str should containOnlyDigits()2str should containOnlyDigits()3str should containOnlyDigits()4str should containOnlyDigits()5str should containOnlyDigits()6str should containOnlyDigits()7str should containOnlyDigits()8str should containOnlyDigits()9str should containOnlyDigits()10str should containOnlyDigits()11str should containOnlyDigits()12str should containOnlyDigits()13str should containOnlyDigits()14str should containOnlyDigits()15str should containOnlyDigits()16str should containOnlyDigits()17str should containOnlyDigits()18str should containOnlyDigits()19str should containOnlyDigits()20str should containOnlyDigits()21str should containOnlyDigits()22str should containOnlyDigits()23str should containOnlyDigits()24str should containOnlyDigits()

containOnlyDigits

Using AI Code Generation

1    val result = "123".containOnlyDigits()2    val result = "123".containOnlyDigits()3}4"123" should containOnlyDigits()5"123" shouldNot containOnlyDigits()6"123" should containOnlyDigits("The string should contain only digits")7"123" shouldNot containOnlyDigits("The string should not contain only digits")8"123" shouldNot containOnlyDigits("The string should not contain only digits")9"123" shouldNot containOnlyDigits("The string should not contain only digits")10"123" should containOnlyDigits{ "The string should contain only digits" }11"123" shouldNot containOnlyDigits{ "The string should not contain only digits" }12"123" shouldNot containOnlyDigits{ "The string should not contain only digits" }13"123" shouldNot containOnlyDigits{ "The string should not contain only digits" }

containOnlyDigits

Using AI Code Generation

1str should containOnlyDigits()2str should containOnlyDigits().exactly(3)3str should containOnlyDigits().atLeast(5)4str should containOnlyDigits().atMost(2)5str should containOnlyDigits().exactly(4).atLeast(2)6str should containOnlyDigits().exactly(4).atMost(5)7str should containOnlyDigits().atLeast(2).atMost(5)8str should containOnlyDigits().exactly(4).atLeast(2).atMost(5)9str should containOnlyDigits().exactly(4).atLeast(2).atMost(5).not()10str should containOnlyDigits().exactly(4).atLeast(2).atMost(5).not().atLeast(2)11str should containOnlyDigits().exactly(4).atLeast(2).atMost(5).not().atMost(5)12str should containOnlyDigits().exactly(4).atLeast(2).atMost(5).not().exactly(4)

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