Implement GradleRunner.buildRelaxed API

6 files changed, 38 insertions, 5 deletions

diff --git a/integration-tests/gradle/src/integrationTest/kotlin/org/jetbrains/dokka/it/gradle/Android0GradleIntegrationTest.kt b/integration-tests/gradle/src/integrationTest/kotlin/org/jetbrains/dokka/it/gradle/Android0GradleIntegrationTest.kt
index 52dc6f0c..19235597 100644
--- a/integration-tests/gradle/src/integrationTest/kotlin/org/jetbrains/dokka/it/gradle/Android0GradleIntegrationTest.kt
+++ b/integration-tests/gradle/src/integrationTest/kotlin/org/jetbrains/dokka/it/gradle/Android0GradleIntegrationTest.kt
@@ -51,7 +51,7 @@ class Android0GradleIntegrationTest(override val versions: BuildVersions) : Abst
 
     @Test
     fun execute() {
-        val result = createGradleRunner("dokkaHtml", "--stacktrace").build()
+        val result = createGradleRunner("dokkaHtml", "--stacktrace").buildRelaxed()
         assertEquals(TaskOutcome.SUCCESS, assertNotNull(result.task(":dokkaHtml")).outcome)
 
         val htmlOutputDir = File(projectDir, "build/dokka/html")
diff --git a/integration-tests/gradle/src/integrationTest/kotlin/org/jetbrains/dokka/it/gradle/BasicGradleIntegrationTest.kt b/integration-tests/gradle/src/integrationTest/kotlin/org/jetbrains/dokka/it/gradle/BasicGradleIntegrationTest.kt
index 5e23a753..c9c45d58 100644
--- a/integration-tests/gradle/src/integrationTest/kotlin/org/jetbrains/dokka/it/gradle/BasicGradleIntegrationTest.kt
+++ b/integration-tests/gradle/src/integrationTest/kotlin/org/jetbrains/dokka/it/gradle/BasicGradleIntegrationTest.kt
@@ -29,7 +29,8 @@ class BasicGradleIntegrationTest(override val versions: BuildVersions) : Abstrac
 
     @Test
     fun execute() {
-        val result = createGradleRunner("dokkaHtml", "dokkaJavadoc", "dokkaGfm", "dokkaJekyll", "--stacktrace").build()
+        val result = createGradleRunner("dokkaHtml", "dokkaJavadoc", "dokkaGfm", "dokkaJekyll", "--stacktrace")
+            .buildRelaxed()
 
         assertEquals(TaskOutcome.SUCCESS, assertNotNull(result.task(":dokkaHtml")).outcome)
         assertEquals(TaskOutcome.SUCCESS, assertNotNull(result.task(":dokkaJavadoc")).outcome)
diff --git a/integration-tests/gradle/src/integrationTest/kotlin/org/jetbrains/dokka/it/gradle/BasicGroovyIntegrationTest.kt b/integration-tests/gradle/src/integrationTest/kotlin/org/jetbrains/dokka/it/gradle/BasicGroovyIntegrationTest.kt
index 7a620d9c..b20a7b2d 100644
--- a/integration-tests/gradle/src/integrationTest/kotlin/org/jetbrains/dokka/it/gradle/BasicGroovyIntegrationTest.kt
+++ b/integration-tests/gradle/src/integrationTest/kotlin/org/jetbrains/dokka/it/gradle/BasicGroovyIntegrationTest.kt
@@ -19,6 +19,7 @@ class BasicGroovyIntegrationTest(override val versions: BuildVersions) : Abstrac
             kotlinVersions = listOf("1.4-M2-eap-70")
         )
     }
+
     @BeforeTest
     fun prepareProjectFiles() {
         val templateProjectDir = File("projects", "it-basic-groovy")
@@ -32,7 +33,8 @@ class BasicGroovyIntegrationTest(override val versions: BuildVersions) : Abstrac
 
     @Test
     fun execute() {
-        val result = createGradleRunner("dokkaHtml", "dokkaJavadoc", "dokkaGfm", "dokkaJekyll", "--stacktrace").build()
+        val result = createGradleRunner("dokkaHtml", "dokkaJavadoc", "dokkaGfm", "dokkaJekyll", "--stacktrace")
+            .buildRelaxed()
 
         assertEquals(TaskOutcome.SUCCESS, assertNotNull(result.task(":dokkaHtml")).outcome)
         assertEquals(TaskOutcome.SUCCESS, assertNotNull(result.task(":dokkaJavadoc")).outcome)
diff --git a/integration-tests/gradle/src/integrationTest/kotlin/org/jetbrains/dokka/it/gradle/Multimodule0IntegrationTest.kt b/integration-tests/gradle/src/integrationTest/kotlin/org/jetbrains/dokka/it/gradle/Multimodule0IntegrationTest.kt
index 821ae08b..50ae22f9 100644
--- a/integration-tests/gradle/src/integrationTest/kotlin/org/jetbrains/dokka/it/gradle/Multimodule0IntegrationTest.kt
+++ b/integration-tests/gradle/src/integrationTest/kotlin/org/jetbrains/dokka/it/gradle/Multimodule0IntegrationTest.kt
@@ -26,7 +26,7 @@ class Multimodule0IntegrationTest(override val versions: BuildVersions) : Abstra
 
     @Test
     fun execute() {
-        val result = createGradleRunner(":moduleA:dokkaHtmlMultimodule", "--stacktrace").build()
+        val result = createGradleRunner(":moduleA:dokkaHtmlMultimodule", "--stacktrace").buildRelaxed()
 
         assertEquals(TaskOutcome.SUCCESS, assertNotNull(result.task(":moduleA:dokkaHtmlMultimodule")).outcome)
 
diff --git a/integration-tests/gradle/src/integrationTest/kotlin/org/jetbrains/dokka/it/gradle/Multiplatform0GradleIntegrationTest.kt b/integration-tests/gradle/src/integrationTest/kotlin/org/jetbrains/dokka/it/gradle/Multiplatform0GradleIntegrationTest.kt
index 0a8c4fe0..3e254dd0 100644
--- a/integration-tests/gradle/src/integrationTest/kotlin/org/jetbrains/dokka/it/gradle/Multiplatform0GradleIntegrationTest.kt
+++ b/integration-tests/gradle/src/integrationTest/kotlin/org/jetbrains/dokka/it/gradle/Multiplatform0GradleIntegrationTest.kt
@@ -27,7 +27,7 @@ class Multiplatform0GradleIntegrationTest(override val versions: BuildVersions)
 
     @Test
     fun execute() {
-        val result = createGradleRunner("dokkaHtml", "--stacktrace").build()
+        val result = createGradleRunner("dokkaHtml", "--stacktrace").buildRelaxed()
 
         assertEquals(TaskOutcome.SUCCESS, assertNotNull(result.task(":dokkaHtml")).outcome)
 
diff --git a/integration-tests/gradle/src/main/kotlin/org/jetbrains/dokka/it/gradle/AbstractGradleIntegrationTest.kt b/integration-tests/gradle/src/main/kotlin/org/jetbrains/dokka/it/gradle/AbstractGradleIntegrationTest.kt
index 5b3e3250..f852dc8b 100644
--- a/integration-tests/gradle/src/main/kotlin/org/jetbrains/dokka/it/gradle/AbstractGradleIntegrationTest.kt
+++ b/integration-tests/gradle/src/main/kotlin/org/jetbrains/dokka/it/gradle/AbstractGradleIntegrationTest.kt
@@ -1,8 +1,13 @@
 package org.jetbrains.dokka.it.gradle
 
+import org.gradle.testkit.runner.BuildResult
 import org.gradle.testkit.runner.GradleRunner
 import org.gradle.testkit.runner.internal.DefaultGradleRunner
+import org.gradle.tooling.GradleConnectionException
 import org.jetbrains.dokka.it.AbstractIntegrationTest
+import org.junit.Assume
+import org.junit.Assume.assumeFalse
+import org.junit.AssumptionViolatedException
 import org.junit.runner.RunWith
 import org.junit.runners.Parameterized
 import java.io.File
@@ -41,4 +46,29 @@ abstract class AbstractGradleIntegrationTest : AbstractIntegrationTest() {
             ).run { this as DefaultGradleRunner }
             .withJvmArguments("-Xmx4G", "-XX:MaxMetaspaceSize=2G")
     }
+
+    fun GradleRunner.buildRelaxed(): BuildResult {
+        return try {
+            build()
+        } catch (e: Throwable) {
+            val gradleConnectionException = e.withAllCauses().find { it is GradleConnectionException }
+            if (gradleConnectionException != null) {
+                gradleConnectionException.printStackTrace()
+                throw AssumptionViolatedException("Assumed Gradle connection", gradleConnectionException)
+
+            }
+            throw e
+        }
+    }
+}
+
+private fun Throwable.withAllCauses(): Sequence<Throwable> {
+    val root = this
+    return sequence {
+        yield(root)
+        val cause = root.cause
+        if (cause != null && cause != root) {
+            yieldAll(cause.withAllCauses())
+        }
+    }
 }