How to use CharSequence.forNone method of io.kotest.inspectors.Inspectors class

Best Kotest code snippet using io.kotest.inspectors.Inspectors.CharSequence.forNone

Inspectors.kt

Source:Inspectors.kt Github

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1package io.kotest.inspectors2import io.kotest.assertions.failure3inline fun <K, V, C : Map<K, V>> C.forAllValues(fn: (V) -> Unit): C = apply { values.forAll(fn) }4inline fun <K, V, C : Map<K, V>> C.forAllKeys(fn: (K) -> Unit): C = apply { keys.forAll(fn) }5inline fun <K, V, C : Map<K, V>> C.forAll(fn: (Map.Entry<K, V>) -> Unit): C = apply {6 val results = runTests(this, fn)7 val passed = results.filterIsInstance<ElementPass<Map.Entry<K, V>>>()8 if (passed.size < this.size) {9 val msg = "${passed.size} elements passed but expected ${this.size}"10 buildAssertionError(msg, results)11 }12}13inline fun CharSequence.forAll(fn: (Char) -> Unit): CharSequence = apply { toList().forAll(fn) }14inline fun <T> Sequence<T>.forAll(fn: (T) -> Unit): Sequence<T> = apply { toList().forAll(fn) }15inline fun <T> Array<T>.forAll(fn: (T) -> Unit): Array<T> = apply { asList().forAll(fn) }16inline fun <T, C : Collection<T>> C.forAll(fn: (T) -> Unit): C = apply {17 val results = runTests(this, fn)18 val passed = results.filterIsInstance<ElementPass<T>>()19 if (passed.size < this.size) {20 val msg = "${passed.size} elements passed but expected ${this.size}"21 buildAssertionError(msg, results)22 }23}24inline fun <K, V, C : Map<K, V>> C.forOneValue(fn: (V) -> Unit): C = apply { values.forExactly(1, fn) }25inline fun <K, V, C : Map<K, V>> C.forOneKey(fn: (K) -> Unit): C = apply { keys.forExactly(1, fn) }26inline fun <K, V, C : Map<K, V>> C.forOne(fn: (Map.Entry<K, V>) -> Unit): C = apply { forExactly(1, fn) }27inline fun CharSequence.forOne(fn: (Char) -> Unit): CharSequence = apply { toList().forOne(fn) }28inline fun <T> Sequence<T>.forOne(fn: (T) -> Unit): Sequence<T> = apply { toList().forOne(fn) }29inline fun <T> Array<T>.forOne(fn: (T) -> Unit): Array<T> = apply { asList().forOne(fn) }30inline fun <T, C : Collection<T>> C.forOne(fn: (T) -> Unit): C = forExactly(1, fn)31inline fun <K, V, C : Map<K, V>> C.forValuesExactly(k: Int, fn: (V) -> Unit): C = apply { values.forExactly(k, fn) }32inline fun <K, V, C : Map<K, V>> C.forKeysExactly(k: Int, fn: (K) -> Unit): C = apply { keys.forExactly(k, fn) }33inline fun <K, V, C : Map<K, V>> C.forExactly(k: Int, fn: (Map.Entry<K, V>) -> Unit): C = apply {34 val results = runTests(this, fn)35 val passed = results.filterIsInstance<ElementPass<Map.Entry<K, V>>>()36 if (passed.size != k) {37 val msg = "${passed.size} elements passed but expected $k"38 buildAssertionError(msg, results)39 }40}41inline fun CharSequence.forExactly(k: Int, fn: (Char) -> Unit): CharSequence = apply { toList().forExactly(k, fn) }42inline fun <T> Sequence<T>.forExactly(k: Int, fn: (T) -> Unit): Sequence<T> = apply { toList().forExactly(k, fn) }43inline fun <T> Array<T>.forExactly(k: Int, fn: (T) -> Unit): Array<T> = apply { toList().forExactly(k, fn) }44inline fun <T, C : Collection<T>> C.forExactly(k: Int, fn: (T) -> Unit): C = apply {45 val results = runTests(this, fn)46 val passed = results.filterIsInstance<ElementPass<T>>()47 if (passed.size != k) {48 val msg = "${passed.size} elements passed but expected $k"49 buildAssertionError(msg, results)50 }51}52inline fun <K, V, C : Map<K, V>> C.forSomeValues(fn: (V) -> Unit): C = apply { values.forSome(fn) }53inline fun <K, V, C : Map<K, V>> C.forSomeKeys(fn: (K) -> Unit): C = apply { keys.forSome(fn) }54inline fun <K, V, C : Map<K, V>> C.forSome(fn: (Map.Entry<K, V>) -> Unit): C = apply {55 val results = runTests(this, fn)56 val passed = results.filterIsInstance<ElementPass<Map.Entry<K, V>>>()57 if (passed.isEmpty()) {58 buildAssertionError("No elements passed but expected at least one", results)59 } else if (passed.size == size) {60 buildAssertionError("All elements passed but expected < $size", results)61 }62}63inline fun CharSequence.forSome(fn: (Char) -> Unit): CharSequence = apply { toList().forSome(fn) }64inline fun <T> Sequence<T>.forSome(fn: (T) -> Unit): Sequence<T> = apply { toList().forSome(fn) }65inline fun <T> Array<T>.forSome(fn: (T) -> Unit): Array<T> = apply { toList().forSome(fn) }66inline fun <T, C : Collection<T>> C.forSome(fn: (T) -> Unit): C = apply {67 val results = runTests(this, fn)68 val passed = results.filterIsInstance<ElementPass<T>>()69 if (passed.isEmpty()) {70 buildAssertionError("No elements passed but expected at least one", results)71 } else if (passed.size == size) {72 buildAssertionError("All elements passed but expected < $size", results)73 }74}75inline fun <K, V, C : Map<K, V>> C.forAnyValue(fn: (V) -> Unit): C = apply { values.forAny(fn) }76inline fun <K, V, C : Map<K, V>> C.forAnyKey(fn: (K) -> Unit): C = apply { keys.forAny(fn) }77inline fun <K, V, C : Map<K, V>> C.forAny(fn: (Map.Entry<K, V>) -> Unit): C = apply { forAtLeastOne(fn) }78inline fun <T> Sequence<T>.forAny(fn: (T) -> Unit): Sequence<T> = apply { toList().forAny(fn) }79inline fun CharSequence.forAny(fn: (Char) -> Unit): CharSequence = apply { toList().forAny(fn) }80inline fun <T> Array<T>.forAny(fn: (T) -> Unit): Array<T> = apply { toList().forAny(fn) }81inline fun <T, C : Collection<T>> C.forAny(fn: (T) -> Unit): C = apply { forAtLeastOne(fn) }82inline fun <K, V, C : Map<K, V>> C.forAtLeastOneValue(fn: (V) -> Unit): C = apply { values.forAtLeastOne(fn) }83inline fun <K, V, C : Map<K, V>> C.forAtLeastOneKey(fn: (K) -> Unit): C = apply { keys.forAtLeastOne(fn) }84inline fun <K, V, C : Map<K, V>> C.forAtLeastOne(fn: (Map.Entry<K, V>) -> Unit): C = apply { forAtLeast(1, fn) }85inline fun CharSequence.forAtLeastOne(fn: (Char) -> Unit): CharSequence = apply { toList().forAtLeast(1, fn) }86inline fun <T> Sequence<T>.forAtLeastOne(fn: (T) -> Unit): Sequence<T> = apply { toList().forAtLeastOne(fn) }87inline fun <T> Array<T>.forAtLeastOne(fn: (T) -> Unit): Array<T> = apply { toList().forAtLeastOne(fn) }88inline fun <T, C : Collection<T>> C.forAtLeastOne(f: (T) -> Unit) = forAtLeast(1, f)89inline fun <K, V, C : Map<K, V>> C.forValuesAtLeast(k: Int, fn: (V) -> Unit): C = apply { values.forAtLeast(k, fn) }90inline fun <K, V, C : Map<K, V>> C.forKeysAtLeast(k: Int, fn: (K) -> Unit): C = apply { keys.forAtLeast(k, fn) }91inline fun <K, V, C : Map<K, V>> C.forAtLeast(k: Int, fn: (Map.Entry<K, V>) -> Unit): C = apply {92 val results = runTests(this, fn)93 val passed = results.filterIsInstance<ElementPass<Map.Entry<K, V>>>()94 if (passed.size < k) {95 val msg = "${passed.size} elements passed but expected at least $k"96 buildAssertionError(msg, results)97 }98}99inline fun CharSequence.forAtLeast(k: Int, fn: (Char) -> Unit): CharSequence = apply { toList().forAtLeast(k, fn) }100inline fun <T> Sequence<T>.forAtLeast(k: Int, fn: (T) -> Unit): Sequence<T> = apply { toList().forAtLeast(k, fn) }101inline fun <T> Array<T>.forAtLeast(k: Int, fn: (T) -> Unit): Array<T> = apply { toList().forAtLeast(k, fn) }102inline fun <T, C : Collection<T>> C.forAtLeast(k: Int, fn: (T) -> Unit): C = apply {103 val results = runTests(this, fn)104 val passed = results.filterIsInstance<ElementPass<T>>()105 if (passed.size < k) {106 val msg = "${passed.size} elements passed but expected at least $k"107 buildAssertionError(msg, results)108 }109}110inline fun <K, V, C : Map<K, V>> C.forAtMostOneValue(fn: (V) -> Unit): C = apply { values.forAtMostOne(fn) }111inline fun <K, V, C : Map<K, V>> C.forAtMostOneKey(fn: (K) -> Unit): C = apply { keys.forAtMostOne(fn) }112inline fun <K, V, C : Map<K, V>> C.forAtMostOne(fn: (Map.Entry<K, V>) -> Unit): C = apply { forAtMost(1, fn) }113inline fun CharSequence.forAtMostOne(fn: (Char) -> Unit): CharSequence = apply { toList().forAtMost(1, fn) }114inline fun <T> Sequence<T>.forAtMostOne(fn: (T) -> Unit): Sequence<T> = apply { toList().forAtMostOne(fn) }115inline fun <T> Array<T>.forAtMostOne(fn: (T) -> Unit): Array<T> = apply { toList().forAtMostOne(fn) }116inline fun <T, C : Collection<T>> C.forAtMostOne(fn: (T) -> Unit) = forAtMost(1, fn)117inline fun <K, V, C : Map<K, V>> C.forValuesAtMost(k: Int, fn: (V) -> Unit): C = apply { values.forAtMost(k, fn) }118inline fun <K, V, C : Map<K, V>> C.forKeysAtMost(k: Int, fn: (K) -> Unit): C = apply { keys.forAtMost(k, fn) }119inline fun <K, V, C : Map<K, V>> C.forAtMost(k: Int, fn: (Map.Entry<K, V>) -> Unit): C = apply {120 val results = runTests(this, fn)121 val passed = results.filterIsInstance<ElementPass<Map.Entry<K, V>>>()122 if (passed.size > k) {123 val msg = "${passed.size} elements passed but expected at most $k"124 buildAssertionError(msg, results)125 }126}127inline fun CharSequence.forAtMost(k: Int, fn: (Char) -> Unit): CharSequence = apply { toList().forAtMost(k, fn) }128inline fun <T> Sequence<T>.forAtMost(k: Int, fn: (T) -> Unit): Sequence<T> = apply { toList().forAtMost(k, fn) }129inline fun <T> Array<T>.forAtMost(k: Int, fn: (T) -> Unit): Array<T> = apply { toList().forAtMost(k, fn) }130inline fun <T, C : Collection<T>> C.forAtMost(k: Int, fn: (T) -> Unit): C = apply {131 val results = runTests(this, fn)132 val passed = results.filterIsInstance<ElementPass<T>>()133 if (passed.size > k) {134 val msg = "${passed.size} elements passed but expected at most $k"135 buildAssertionError(msg, results)136 }137}138inline fun <K, V, C : Map<K, V>> C.forNoneValue(fn: (V) -> Unit): C = apply { values.forNone(fn) }139inline fun <K, V, C : Map<K, V>> C.forNoneKey(fn: (K) -> Unit): C = apply { keys.forNone(fn) }140inline fun <K, V, C : Map<K, V>> C.forNone(fn: (Map.Entry<K, V>) -> Unit): C = apply {141 val results = runTests(this, fn)142 val passed = results.filterIsInstance<ElementPass<Map.Entry<K, V>>>()143 if (passed.isNotEmpty()) {144 val msg = "${passed.size} elements passed but expected ${0}"145 buildAssertionError(msg, results)146 }147}148inline fun CharSequence.forNone(fn: (Char) -> Unit): CharSequence = apply { toList().forNone(fn) }149inline fun <T> Sequence<T>.forNone(fn: (T) -> Unit): Sequence<T> = apply { toList().forNone(fn) }150inline fun <T> Array<T>.forNone(fn: (T) -> Unit): Array<T> = apply { toList().forNone(fn) }151inline fun <T, C : Collection<T>> C.forNone(f: (T) -> Unit): C = apply {152 val results = runTests(this, f)153 val passed = results.filterIsInstance<ElementPass<T>>()154 if (passed.isNotEmpty()) {155 val msg = "${passed.size} elements passed but expected ${0}"156 buildAssertionError(msg, results)157 }158}159/**160 * Checks that [Sequence] consists of a single element, which passes the given assertion block [fn]161 * and returns the element162 * */163fun <T> Sequence<T>.forSingle(fn: (T) -> Unit): T = toList().forSingle(fn)164/**165 * Checks that [Array] consists of a single element, which passes the given assertion block [fn]166 * and returns the element167 * */168fun <T> Array<T>.forSingle(fn: (T) -> Unit): T = toList().forSingle(fn)169/**170 * Checks that [Collection] consists of a single element, which passes the given assertion block [fn]171 * and returns the element172 * */173fun <T, C : Collection<T>> C.forSingle(f: (T) -> Unit): T = run {174 val results = runTests(this, f)175 when (results.size) {176 1 -> when (results[0]) {177 is ElementPass<T> -> results[0].value()178 else -> buildAssertionError("Expected a single element to pass, but it failed.", results)179 }180 0 -> throw failure("Expected a single element in the collection, but it was empty.")181 else -> buildAssertionError("Expected a single element in the collection, but found ${results.size}.", results)182 }183}...

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InspectorsTest.kt

Source:InspectorsTest.kt Github

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1package com.sksamuel.kotest2import io.kotest.assertions.throwables.shouldThrow3import io.kotest.core.spec.style.WordSpec4import io.kotest.inspectors.forAny5import io.kotest.inspectors.forExactly6import io.kotest.inspectors.forNone7import io.kotest.inspectors.forOne8import io.kotest.inspectors.forSome9import io.kotest.matchers.comparables.beGreaterThan10import io.kotest.matchers.comparables.beLessThan11import io.kotest.matchers.should12import io.kotest.matchers.shouldBe13import io.kotest.matchers.shouldNotBe14class InspectorsTest : WordSpec() {15 private val list = listOf(1, 2, 3, 4, 5)16 private val array = arrayOf(1, 2, 3, 4, 5)17 private val charSequence = "charSequence"18 init {19 "forNone" should {20 "pass if no elements pass fn test for a list" {21 list.forNone {22 it shouldBe 1023 }24 }25 "pass if no elements pass fn test for a char sequence" {26 charSequence.forNone {27 it shouldBe 'x'28 }29 }30 "pass if no elements pass fn test for an array" {31 array.forNone {32 it shouldBe 1033 }34 }35 "fail if one elements passes fn test" {36 shouldThrow<AssertionError> {37 list.forNone {38 it shouldBe 439 }40 }.message shouldBe """1 elements passed but expected 041The following elements passed:42443The following elements failed:441 => expected:<4> but was:<1>452 => expected:<4> but was:<2>463 => expected:<4> but was:<3>475 => expected:<4> but was:<5>"""48 }49 "fail if all elements pass fn test" {50 shouldThrow<AssertionError> {51 list.forNone {52 it should beGreaterThan(0)53 }54 }.message shouldBe """5 elements passed but expected 055The following elements passed:56157258359460561The following elements failed:62--none--"""63 }64 }65 "forSome" should {66 "pass if one elements pass test" {67 list.forSome {68 it shouldBe 369 }70 }71 "pass if size-1 elements pass test" {72 list.forSome {73 it should beGreaterThan(1)74 }75 }76 "pass if two elements pass test for a char sequence" {77 charSequence.forSome {78 it shouldBe 'c'79 }80 }81 "fail if no elements pass test" {82 shouldThrow<AssertionError> {83 array.forSome {84 it should beLessThan(0)85 }86 }.message shouldBe """No elements passed but expected at least one87The following elements passed:88--none--89The following elements failed:901 => 1 should be < 0912 => 2 should be < 0923 => 3 should be < 0934 => 4 should be < 0945 => 5 should be < 0"""95 }96 "fail if all elements pass test" {97 shouldThrow<AssertionError> {98 list.forSome {99 it should beGreaterThan(0)100 }101 }.message shouldBe """All elements passed but expected < 5102The following elements passed:10311042105310641075108The following elements failed:109--none--"""110 }111 }112 "forOne" should {113 "pass if one elements pass test" {114 list.forOne {115 it shouldBe 3116 }117 }118 "fail if all elements pass test for a char sequence" {119 shouldThrow<AssertionError> {120 charSequence.forOne { t ->121 t shouldNotBe 'X'122 }123 }.message shouldBe """12 elements passed but expected 1124The following elements passed:125c126h127a128r129S130e131q132u133e134n135... and 2 more passed elements136The following elements failed:137--none--"""138 }139 "fail if > 1 elements pass test" {140 shouldThrow<AssertionError> {141 list.forOne { t ->142 t should beGreaterThan(2)143 }144 }.message shouldBe """3 elements passed but expected 1145The following elements passed:146314741485149The following elements failed:1501 => 1 should be > 21512 => 2 should be > 2"""152 }153 "fail if no elements pass test" {154 shouldThrow<AssertionError> {155 array.forOne { t ->156 t shouldBe 22157 }158 }.message shouldBe """0 elements passed but expected 1159The following elements passed:160--none--161The following elements failed:1621 => expected:<22> but was:<1>1632 => expected:<22> but was:<2>1643 => expected:<22> but was:<3>1654 => expected:<22> but was:<4>1665 => expected:<22> but was:<5>"""167 }168 }169 "forAny" should {170 "pass if one elements pass test" {171 list.forAny { t ->172 t shouldBe 3173 }174 }175 "pass if at least elements pass test" {176 list.forAny { t ->177 t should beGreaterThan(2)178 }179 }180 "pass if all elements pass test for a char sequence" {181 charSequence.forAny {182 it shouldNotBe 'X'183 }184 }185 "fail if no elements pass test" {186 shouldThrow<AssertionError> {187 array.forAny { t ->188 t shouldBe 6189 }190 }.message shouldBe """0 elements passed but expected at least 1191The following elements passed:192--none--193The following elements failed:1941 => expected:<6> but was:<1>1952 => expected:<6> but was:<2>1963 => expected:<6> but was:<3>1974 => expected:<6> but was:<4>1985 => expected:<6> but was:<5>"""199 }200 }201 "forExactly" should {202 "pass if exactly k elements pass" {203 list.forExactly(2) { t ->204 t should beLessThan(3)205 }206 }207 "pass if exactly k elements pass for a char sequence" {208 charSequence.forExactly(1) {209 it shouldBe 'h'210 }211 }212 "fail if more elements pass test" {213 shouldThrow<AssertionError> {214 list.forExactly(2) { t ->215 t should beGreaterThan(2)216 }217 }.message shouldBe """3 elements passed but expected 2218The following elements passed:219322042215222The following elements failed:2231 => 1 should be > 22242 => 2 should be > 2"""225 }226 "fail if less elements pass test" {227 shouldThrow<AssertionError> {228 array.forExactly(2) { t ->229 t should beLessThan(2)230 }231 }.message shouldBe """1 elements passed but expected 2232The following elements passed:2331234The following elements failed:2352 => 2 should be < 22363 => 3 should be < 22374 => 4 should be < 22385 => 5 should be < 2"""239 }240 "fail if no elements pass test" {241 shouldThrow<AssertionError> {242 list.forExactly(2) { t ->243 t shouldBe 33244 }245 }.message shouldBe """0 elements passed but expected 2246The following elements passed:247--none--248The following elements failed:2491 => expected:<33> but was:<1>2502 => expected:<33> but was:<2>2513 => expected:<33> but was:<3>2524 => expected:<33> but was:<4>2535 => expected:<33> but was:<5>"""254 }255 }256 }257}...

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CharSequence.forNone

Using AI Code Generation

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1val list = listOf("a", "b", "c")2forNone(list) { it shouldBe "d" }3val list = listOf("a", "b", "c")4forOne(list) { it shouldBe "a" }5val list = listOf("a", "b", "c")6forSome(list) { it shouldBe "a" }7val list = listOf("a", "b", "c")8forExactly(3, list) { it shouldBe "a" }9val list = listOf("a", "b", "c")10forAtLeast(3, list) { it shouldBe "a" }11val list = listOf("a", "b", "c")12forAtMost(3, list) { it shouldBe "a" }13val list = listOf("a", "b", "c")14forAll(list) { it shouldBe "a" }15val list = listOf("a", "b", "c")16forNone(list) { it shouldBe "d" }17val list = listOf("a", "b", "c")18forOne(list) { it shouldBe "a" }19val list = listOf("a", "b", "c")20forSome(list) { it shouldBe "a" }21val list = listOf("a", "b", "c")22forExactly(3, list) { it shouldBe "a" }

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CharSequence.forNone

Using AI Code Generation

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1val list = listOf("a", "b", "c", "d")2list.forNone { it should startWith("e") }3val list = listOf("a", "b", "c", "d")4list.forNone { it should startWith("e") }5val list = listOf("a", "b", "c", "d")6list.forNone { it should startWith("e") }7val list = listOf("a", "b", "c", "d")8list.forNone { it should startWith("e") }9val list = listOf("a", "b", "c", "d")10list.forNone { it should startWith("e") }11val list = listOf("a", "b", "c", "d")12list.forNone { it should startWith("e") }13val list = listOf("a", "b", "c", "d")14list.forNone { it should startWith("e") }15val list = listOf("a", "b", "c", "d")16list.forNone { it should startWith("e") }17val list = listOf("a", "b", "c", "d")18list.forNone { it should startWith("e") }19val list = listOf("a", "b", "c", "d")20list.forNone { it should startWith("e") }21val list = listOf("a", "b", "c", "d")

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