tillrohrmann commented on a change in pull request #10076:
[FLINK-14465][runtime] Let `StandaloneJobClusterEntrypoint` use user code class
loader
URL: https://github.com/apache/flink/pull/10076#discussion_r342067755
##########
File path:
flink-container/src/test/java/org/apache/flink/container/entrypoint/ClassPathJobGraphRetrieverTest.java
##########
@@ -160,6 +238,80 @@ public void testJarFromClassPathSupplier() throws
IOException {
assertThat(jarFiles, contains(file1, file2));
}
+ @Test
+ public void testJobGraphRetrievalFailIfJobDirDoesNotHaveEntryClass()
throws IOException {
+ final File testJar = TestJob.getTestJobJar();
+ final ClassPathJobGraphRetriever classPathJobGraphRetriever =
new ClassPathJobGraphRetriever(
+ new JobID(),
+ SavepointRestoreSettings.none(),
+ PROGRAM_ARGUMENTS,
+ null,
+ // only find the entry class from job dir
+ () -> Collections.singleton(testJar),
+ userDirHasNotEntryClass);
+ try {
+ classPathJobGraphRetriever.retrieveJobGraph(new
Configuration());
+ } catch (FlinkException e) {
+ StringWriter errors = new StringWriter();
+ e.printStackTrace(new PrintWriter(errors));
+ assertTrue(errors.toString().contains("Failed to find
job JAR on class path"));
Review comment:
I'd suggest to use `ExceptionUtils#findThrowableWithMessage`
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