Join the 1-day Testing & QA Summit featuring 15+ Expert Speakers.Register for FREE! Join TestMu Conference

How to use diffLargeString method of io.kotest.assertions.diffLargeString class

Best Kotest code snippet using io.kotest.assertions.diffLargeString.diffLargeString

formatStringSpec.kt

Source:formatStringSpec.kt

...3import com.google.protobuf.util.JsonFormat4import com.google.protobuf.util.JsonFormat.Printer5import io.kotest.assertions.Actual6import io.kotest.assertions.Expected7import io.kotest.assertions.diffLargeString8import io.kotest.assertions.failure9import io.kotest.assertions.print.Printed10import io.kotest.assertions.print.print11import io.kotest.core.spec.style.ExpectSpec12import io.kotest.matchers.shouldBe13import io.mockk.CapturingSlot14import io.mockk.ConstantMatcher15import io.mockk.EqMatcher16import io.mockk.Invocation17import io.mockk.InvocationMatcher18import io.mockk.Matcher19import io.mockk.MockKGateway20import io.mockk.MockKMatcherScope21import io.mockk.every22import io.mockk.mockk23import io.mockk.slot24import playground.proto.ProtoProduct25import kotlin.coroutines.Continuation26class FormatStringSpec : ExpectSpec({27    context("to string") {28        expect("should represent matchers") {29            // given:30            val callRecorder = mockk<MockKGateway.CallRecorder>(relaxed = true)31            val capturingSlot = mockk<CapturingSlot<Function<*>>>(relaxed = true)32            val matcherSlot = slot<Matcher<Any>>()33            every<Any> { callRecorder.matcher(capture(matcherSlot), any()) }.answers { matcherSlot.captured }34            // when/then:35            val matcherScope = MockKMatcherScope(callRecorder, capturingSlot)36            matcherScope.any<Any>().toString().shouldBe("any()")37            matcherScope.eq<Any>("value").toString().shouldBe("eq(value)")38        }39        expect("diff large string") {40            val product = ProtoProduct.newBuilder()41                .setName("product name")42                .setDescription("product description")43                .build()44            val otherProduct = ProtoProduct.newBuilder()45                .setName("other product name")46                .setDescription("other product description")47                .build()48            val result = diffLargeString(product.print().value, otherProduct.print().value)!!49            throw failure(Expected(Printed(result.first)), Actual(Printed(result.second)))50        }51    }52})53private val jsonPrinter: Printer = JsonFormat.printer()54    .includingDefaultValueFields()55    .omittingInsignificantWhitespace()56private fun reprValue(value: Any?): Printed = when (value) {57    is MessageOrBuilder -> Printed(jsonPrinter.print(value))58    is Continuation<*> -> Printed("@continuation")59    else -> value.print()60}61private const val MATCH_OKAY = "+   "62private const val MATCH_NOT_OKAY = "-   "...

MultiLineStringErrorTest.kt

Source:MultiLineStringErrorTest.kt

1package com.sksamuel.kotest.matchers.string2import io.kotest.assertions.diffLargeString3import io.kotest.core.spec.style.StringSpec4import io.kotest.matchers.shouldBe5class MultiLineStringErrorTest : StringSpec({6  "multi line strings with diff should show snippet of text" {7    val expected = """Our neural pathways have become accustomed to your sensory input patterns.8      Mr. Crusher, ready a collision course with the Borg ship.9      A lot of things can change in ten years, Admiral.10      Take the ship into the Neutral Zone11      Besides, you look good in a dress.12      Some days you get the bear, and some days the bear gets you."""13    val actual = """Our neural pathways have become accustomed to your sensory input patterns.14      Mr. Crusher, ready a collision course with the Borg ship.15      A lot of things can change in twelve years, Admiral.16      Take the ship into the Neutral Zone17      Besides, you look good in a dress.18      Some days you get the bear, and some days the bear gets you."""19    val (expectedRepr, actualRepr) = diffLargeString(expected, actual)!!20    expectedRepr shouldBe """[Change at line 2]       Mr. Crusher, ready a collision course with the Borg ship.21      A lot of things can change in ten years, Admiral.22      Take the ship into the Neutral Zone"""23    actualRepr shouldBe """[Change at line 2]       Mr. Crusher, ready a collision course with the Borg ship.24      A lot of things can change in twelve years, Admiral.25      Take the ship into the Neutral Zone"""26  }27  "multi line string mismatch should support multiple errors" {28    val expected = """Our neural pathways have become accustomed to your sensory input patterns.29      Mr. Crusher, ready a collision course with the Klingon ship.30      A lot of things can change in ten years, Admiral.31      Take the ship into the Neutral Zone32      Some days you get the bear, and some days the bear gets you."""33    val actual = """Our neural pathways have become accustomed to your sensory input patterns.34      Mr. Crusher, ready a collision course with the Borg ship.35      A lot of things can change in twelve years, Admiral.36      Take the ship into the Neutral Zone37      Besides, you look good in a dress.38      Some days you get the bear, and some days the bear gets you."""39    val (expectedRepr, actualRepr) = diffLargeString(expected, actual)!!40    expectedRepr shouldBe """[Change at line 1] Our neural pathways have become accustomed to your sensory input patterns.41      Mr. Crusher, ready a collision course with the Klingon ship.42      A lot of things can change in ten years, Admiral.43[Deletion at line 4]       Take the ship into the Neutral Zone44      Some days you get the bear, and some days the bear gets you."""45    actualRepr shouldBe """[Change at line 1] Our neural pathways have become accustomed to your sensory input patterns.46      Mr. Crusher, ready a collision course with the Borg ship.47      A lot of things can change in twelve years, Admiral.48[Deletion at line 4]       Take the ship into the Neutral Zone49      Besides, you look good in a dress.50      Some days you get the bear, and some days the bear gets you."""51  }52})...

StringEq.kt

Source:StringEq.kt

...35      val b = linebreaks.replace(actual, "")36      return a == b37   }38   private fun diff(expected: String, actual: String): Throwable {39      val result = diffLargeString(expected, actual)40      return if (result == null)41         failure(Expected(expected.print()), Actual(actual.print()))42      else43         failure(Expected(Printed(result.first)), Actual(Printed(result.second)))44   }45   private fun useDiff(expected: String, actual: String): Boolean {46      if (isIntellij()) return false47      val minSizeForDiff = AssertionsConfig.largeStringDiffMinSize48      return expected.lines().size >= minSizeForDiff49         && actual.lines().size >= minSizeForDiff &&50         AssertionsConfig.multiLineDiff != "simple"51   }52}53private val linebreaks = Regex("\r?\n|\r")...

diffLargeString.kt

Source:diffLargeString.kt

1package io.kotest.assertions2actual fun diffLargeString(expected: String, actual: String): Pair<String, String>? = null...

diffLargeString

Using AI Code Generation

1val diff = diffLargeString ( expected , actual , 10 , 10 )2val diff = diffLargeString ( expected , actual , 10 , 10 )3val diff = diffLargeString ( expected , actual , 10 , 10 )4val diff = diffLargeString ( expected , actual , 10 , 10 )5val diff = diffLargeString ( expected , actual , 10 , 10 )6val diff = diffLargeString ( expected , actual , 10 , 10 )7val diff = diffLargeString ( expected , actual , 10 , 10 )8val diff = diffLargeString ( expected , actual , 10 , 10 )9val diff = diffLargeString ( expected , actual , 10 , 10 )10val diff = diffLargeString ( expected , actual , 10 , 10 )11val diff = diffLargeString ( expected , actual , 10 , 10 )12val diff = diffLargeString ( expected , actual , 10 , 10 )13val diff = diffLargeString ( expected , actual , 10 , 10 )14val diff = diffLargeString ( expected , actual , 10 , 10 )

diffLargeString

Using AI Code Generation

1diffLargeString ( expected , actual , 10 )2diffLargeString ( expected , actual , 10 , 10 )3diffLargeString ( expected , actual , 10 , 10 , 10 )4diffLargeString ( expected , actual , 10 , 10 , 10 , 10 )5diffLargeString ( expected , actual , 10 , 10 , 10 , 10 , 10 )6diffLargeString ( expected , actual , 10 , 10 , 10 , 10 , 10 , 10 )7diffLargeString ( expected , actual , 10 , 10 , 10 , 10 , 10 , 10 , 10 )8diffLargeString ( expected , actual , 10 , 10 , 10 , 10 , 10 , 10 , 10 , 10 )9diffLargeString ( expected , actual , 10 , 10 , 10 , 10 , 10 , 10 , 10 , 10 , 10 )10diffLargeString ( expected , actual , 10 , 10 , 10 , 10 , 10 , 10 , 10 , 10 , 10 , 10 )11diffLargeString ( expected , actual ,

diffLargeString

Using AI Code Generation

1    val result = diffLargeString(2}3fun diffLargeString(4): String? {5    val diffResult = diff(expected, actual, context)6    return if (diffResult.deltas.isEmpty()) null else diffResult7}8fun diff(9): DiffResult {10    val patch = DiffUtils.diff(11        expected.lines(),12        actual.lines(),13    return DiffResult(14}15class DiffResult(16) {17    override fun toString(): String {18        return deltas.joinToString(19        ) { delta ->20            val sb = StringBuilder()21            when (delta.type) {22                DeltaType.CHANGE -> {23                    sb.appendln("CHANGE")24                    sb.appendln("Expected:")25                    sb.appendln(delta.source.lines().joinToString(separator = "26                    sb.appendln("Actual:")27                    sb.appendln(delta.target.lines().joinToString(separator = "28                }29                DeltaType.DELETE -> {30                    sb.appendln("DELETE")31                    sb.appendln(delta.source.lines().joinToString(separator = "32                }33                DeltaType.INSERT -> {34                    sb.appendln("INSERT")35                    sb.appendln(delta.target.lines().joinToString(separator = "36                }37                DeltaType.EQUAL -> {38                    sb.appendln("EQUAL")39                    sb.appendln(delta.source.lines().joinToString(separator = "40                }41            }42            sb.toString()43        }44    }45}46fun main() {

Automation Testing Tutorials

Learn to execute automation testing from scratch with LambdaTest Learning Hub. Right from setting up the prerequisites to run your first automation test, to following best practices and diving deeper into advanced test scenarios. LambdaTest Learning Hubs compile a list of step-by-step guides to help you be proficient with different test automation frameworks i.e. Selenium, Cypress, TestNG etc.