Convert o.e.ui.tests to plain JUnit 4 (part 3)

[akurtakov]

Reduce inheritance, simplify setup/teardown, improve assertions, etc.

[github-actions]

Test Results

 1 821 files  +3   1 821 suites  +3   2h 38m 34s ⏱️ + 48m 2s
 7 711 tests ±0   7 395 ✅  - 87  228 💤 ±0  52 ❌ +51  36 🔥 +36 
24 294 runs  ±0  23 451 ✅  - 95  747 💤 ±0  52 ❌ +51  44 🔥 +44 

For more details on these failures and errors, see this check.

Results for commit 275f14f. ± Comparison against base commit 9f38380.

This pull request removes 12 and adds 12 tests. Note that renamed tests count towards both.

UiTestSuite org.eclipse.ui.tests.internal.InternalTestSuite ‑ testFileWithNameConflictWithEditorClonedTwice
UiTestSuite org.eclipse.ui.tests.internal.InternalTestSuite ‑ testMultipleFilesWithNameCollisionAndEditorSplit
UiTestSuite org.eclipse.ui.tests.internal.InternalTestSuite ‑ testMultipleFilesWithNoNameConflict
UiTestSuite org.eclipse.ui.tests.internal.InternalTestSuite ‑ testMultipleFilesWithOneNameClash
UiTestSuite org.eclipse.ui.tests.internal.InternalTestSuite ‑ testMultipleFilesWithSharedParentFolders
UiTestSuite org.eclipse.ui.tests.internal.InternalTestSuite ‑ testMultipleFilesWithSharedParentFoldersButNotAllShareTheSameParentFolders
UiTestSuite org.eclipse.ui.tests.internal.InternalTestSuite ‑ testSingleFile
UiTestSuite org.eclipse.ui.tests.internal.InternalTestSuite ‑ testSingleFileWithEditorClonedTwice
UiTestSuite org.eclipse.ui.tests.internal.InternalTestSuite ‑ testSingleFileWithEditorSplit
UiTestSuite org.eclipse.ui.tests.internal.InternalTestSuite ‑ testTwoFilesWithNameClash
…

UiTestSuite org.eclipse.ui.tests.internal.InternalTestSuite org.eclipse.ui.tests.internal.WorkbookEditorsHandlerTest ‑ testFileWithNameConflictWithEditorClonedTwice
UiTestSuite org.eclipse.ui.tests.internal.InternalTestSuite org.eclipse.ui.tests.internal.WorkbookEditorsHandlerTest ‑ testMultipleFilesWithNameCollisionAndEditorSplit
UiTestSuite org.eclipse.ui.tests.internal.InternalTestSuite org.eclipse.ui.tests.internal.WorkbookEditorsHandlerTest ‑ testMultipleFilesWithNoNameConflict
UiTestSuite org.eclipse.ui.tests.internal.InternalTestSuite org.eclipse.ui.tests.internal.WorkbookEditorsHandlerTest ‑ testMultipleFilesWithOneNameClash
UiTestSuite org.eclipse.ui.tests.internal.InternalTestSuite org.eclipse.ui.tests.internal.WorkbookEditorsHandlerTest ‑ testMultipleFilesWithSharedParentFolders
UiTestSuite org.eclipse.ui.tests.internal.InternalTestSuite org.eclipse.ui.tests.internal.WorkbookEditorsHandlerTest ‑ testMultipleFilesWithSharedParentFoldersButNotAllShareTheSameParentFolders
UiTestSuite org.eclipse.ui.tests.internal.InternalTestSuite org.eclipse.ui.tests.internal.WorkbookEditorsHandlerTest ‑ testSingleFile
UiTestSuite org.eclipse.ui.tests.internal.InternalTestSuite org.eclipse.ui.tests.internal.WorkbookEditorsHandlerTest ‑ testSingleFileWithEditorClonedTwice
UiTestSuite org.eclipse.ui.tests.internal.InternalTestSuite org.eclipse.ui.tests.internal.WorkbookEditorsHandlerTest ‑ testSingleFileWithEditorSplit
UiTestSuite org.eclipse.ui.tests.internal.InternalTestSuite org.eclipse.ui.tests.internal.WorkbookEditorsHandlerTest ‑ testTwoFilesWithNameClash
…

This pull request removes 1 skipped test and adds 1 skipped test. Note that renamed tests count towards both.

org.eclipse.ui.tests.intro.IntroPartTest ‑ Unknown test

org.eclipse.ui.tests.intro.IntroTestSuite ‑ org.eclipse.ui.tests.intro.IntroPartTest

♻️ This comment has been updated with latest results.

[akurtakov]

This became too big to land at once . Will try with far smaller chunks again.