From c231ecfe504029337f57cff5c44bdd7befcb7109 Mon Sep 17 00:00:00 2001
From: Alexey Andreev <Alexey.Andreev@jetbrains.com>
Date: Thu, 11 Feb 2016 18:28:21 +0300
Subject: [PATCH] [KT-4124] Fix the following: when test can't be compiled,
 sometimes JUnit reported that .js file was not found instead of reporting
 actual errors.

---
 .../jetbrains/kotlin/js/test/BasicTest.java   | 23 ++++++++++++++++++-
 1 file changed, 22 insertions(+), 1 deletion(-)

diff --git a/js/js.tests/test/org/jetbrains/kotlin/js/test/BasicTest.java b/js/js.tests/test/org/jetbrains/kotlin/js/test/BasicTest.java
index 62f0b5f885b..70e91760045 100644
--- a/js/js.tests/test/org/jetbrains/kotlin/js/test/BasicTest.java
+++ b/js/js.tests/test/org/jetbrains/kotlin/js/test/BasicTest.java
@@ -29,10 +29,18 @@ import com.intellij.psi.PsiManager;
 import org.jetbrains.annotations.NotNull;
 import org.jetbrains.annotations.Nullable;
 import org.jetbrains.kotlin.backend.common.output.OutputFileCollection;
+import org.jetbrains.kotlin.cli.common.messages.AnalyzerWithCompilerReport;
+import org.jetbrains.kotlin.cli.common.messages.MessageRenderer;
+import org.jetbrains.kotlin.cli.common.messages.MessageSeverityCollector;
+import org.jetbrains.kotlin.cli.common.messages.PrintingMessageCollector;
 import org.jetbrains.kotlin.cli.common.output.outputUtils.OutputUtilsKt;
 import org.jetbrains.kotlin.cli.jvm.compiler.EnvironmentConfigFiles;
 import org.jetbrains.kotlin.cli.jvm.compiler.KotlinCoreEnvironment;
 import org.jetbrains.kotlin.config.CompilerConfiguration;
+import org.jetbrains.kotlin.diagnostics.Diagnostic;
+import org.jetbrains.kotlin.diagnostics.DiagnosticUtils;
+import org.jetbrains.kotlin.diagnostics.DiagnosticUtilsKt;
+import org.jetbrains.kotlin.diagnostics.rendering.DiagnosticRendererUtilKt;
 import org.jetbrains.kotlin.idea.KotlinFileType;
 import org.jetbrains.kotlin.js.JavaScript;
 import org.jetbrains.kotlin.js.config.Config;
@@ -47,11 +55,14 @@ import org.jetbrains.kotlin.js.test.utils.JsTestUtils;
 import org.jetbrains.kotlin.js.translate.context.Namer;
 import org.jetbrains.kotlin.psi.KtFile;
 import org.jetbrains.kotlin.psi.KtPsiFactory;
+import org.jetbrains.kotlin.resolve.diagnostics.Diagnostics;
 import org.jetbrains.kotlin.resolve.lazy.KotlinTestWithEnvironment;
 import org.jetbrains.kotlin.test.KotlinTestUtils;
 
+import java.io.ByteArrayOutputStream;
 import java.io.File;
 import java.io.IOException;
+import java.io.PrintStream;
 import java.util.ArrayList;
 import java.util.Collections;
 import java.util.List;
@@ -193,7 +204,17 @@ public abstract class BasicTest extends KotlinTestWithEnvironment {
         K2JSTranslator translator = new K2JSTranslator(config);
         TranslationResult translationResult = translator.translate(jetFiles, mainCallParameters);
 
-        if (!(translationResult instanceof TranslationResult.Success)) return;
+        if (!(translationResult instanceof TranslationResult.Success)) {
+            ByteArrayOutputStream outputStream = new ByteArrayOutputStream();
+            PrintingMessageCollector collector = new PrintingMessageCollector(
+                    new PrintStream(outputStream),
+                    MessageRenderer.PLAIN_FULL_PATHS,
+                    true
+            );
+            AnalyzerWithCompilerReport.Companion.reportDiagnostics(translationResult.getDiagnostics(), collector);
+            String messages = new String(outputStream.toByteArray(), "UTF-8");
+            throw new AssertionError("The following errors occurred compiling test:\n" + messages);
+        }
 
         TranslationResult.Success successResult = (TranslationResult.Success) translationResult;