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How to use Regex.toTestFilter method of io.kotest.engine.test.status.SystemPropertyTestFilterEnabledExtension class

Best Kotest code snippet using io.kotest.engine.test.status.SystemPropertyTestFilterEnabledExtension.Regex.toTestFilter

SystemPropertyTestFilterEnabledExtension.kt

Source:SystemPropertyTestFilterEnabledExtension.kt

1package io.kotest.engine.test.status2import io.kotest.core.descriptors.Descriptor3import io.kotest.core.filter.TestFilter4import io.kotest.core.filter.TestFilterResult5import io.kotest.core.internal.KotestEngineProperties6import io.kotest.core.test.Enabled7import io.kotest.core.test.TestCase8import io.kotest.mpp.Logger9import io.kotest.mpp.syspropOrEnv10/**11 * Applies test and spec filters using sysprop or env vars from [KotestEngineProperties.filterTests]12 * and [KotestEngineProperties.filterSpecs].13 *14 * These work similarly to gradle filters in --tests described at:15 * https://docs.gradle.org/current/userguide/java_testing.html#full_qualified_name_pattern16 */17internal object SystemPropertyTestFilterEnabledExtension : TestEnabledExtension {18   private val logger = Logger(SystemPropertyTestFilterEnabledExtension::class)19   override fun isEnabled(testCase: TestCase): Enabled {20      val filter = syspropOrEnv(KotestEngineProperties.filterTests) ?: ""21      logger.log { Pair(testCase.name.testName, "Filter tests syspropOrEnv=$filter") }22      val excluded = filter23         .propertyToRegexes()24         .map { it.toTestFilter().filter(testCase.descriptor) }25         .filterIsInstance<TestFilterResult.Exclude>()26         .firstOrNull()27      logger.log { Pair(testCase.name.testName, "excluded = $excluded") }28      return if (excluded == null) Enabled.enabled else Enabled.disabled(excluded.reason)29   }30}31private fun Regex.toTestFilter(): TestFilter = object : TestFilter {32   override fun filter(descriptor: Descriptor): TestFilterResult {33      val name = descriptor.path(false).value34      return if (this@toTestFilter.matches(name))35         TestFilterResult.Include36      else37         TestFilterResult.Exclude("Excluded by kotest.filter.tests test filter: ${this@toTestFilter}")38   }39}40private fun String.propertyToRegexes(): List<Regex> =41   this.split(",")42      .filter { it.isNotBlank() }43      .map { it.replace("*", ".*?").toRegex() }...

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