@NotNull private PackageViewDescriptor analyzeFileToPackageView(@NotNull File... extraClassPath) throws IOException { Project project = createEnvironment(Arrays.asList(extraClassPath)).getProject(); AnalysisResult result = JvmResolveUtil.analyzeOneFileWithJavaIntegrationAndCheckForErrors( KotlinTestUtils.loadJetFile(project, getTestDataFileWithExtension("kt"))); PackageViewDescriptor packageView = result.getModuleDescriptor().getPackage(LoadDescriptorUtil.TEST_PACKAGE_FQNAME); assertFalse( "Failed to find package: " + LoadDescriptorUtil.TEST_PACKAGE_FQNAME, packageView.isEmpty()); return packageView; }