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IDEA-69974 Fold regions are not properly created if 'Collapse All' is invoked right after opening editor

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test case added
This commit is contained in:
Dmitry Batrak
2015-01-19 16:45:59 +03:00
parent 66eba8e34d
commit 4a7928f376
1 changed files with 25 additions and 0 deletions
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java/java-tests/testSrc/com/intellij/openapi/editor/impl/FoldingProcessingOnDocumentModificationTest.java
+25
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@@ -16,6 +16,7 @@
package com.intellij.openapi.editor.impl;
import com.intellij.codeInsight.folding.CodeFoldingManager;
import com.intellij.openapi.actionSystem.IdeActions;
import com.intellij.openapi.editor.CaretModel;
import com.intellij.openapi.editor.FoldRegion;
import com.intellij.testFramework.TestFileType;
@@ -55,7 +56,31 @@ public class FoldingProcessingOnDocumentModificationTest extends AbstractEditorT
assertFalse(foldRegion.isExpanded());
}
public void testCollapseAllHappensBeforeFirstCodeFoldingPass() throws Exception {
init("class Foo {\n" +
" void m() {\n" +
" System.out.println();\n" +
" System.out.println();\n" +
" }\n" +
"}", TestFileType.JAVA);
buildInitialFoldRegions();
executeAction(IdeActions.ACTION_COLLAPSE_ALL_REGIONS);
runFoldingPass(true);
assertEquals(1, myEditor.getFoldingModel().getAllFoldRegions().length);
}
private static void buildInitialFoldRegions() {
CodeFoldingManager.getInstance(getProject()).buildInitialFoldings(myEditor);
}
private static void updateFoldRegions() {
CodeFoldingManager.getInstance(getProject()).updateFoldRegions(myEditor);
}
private static void runFoldingPass(boolean firstTime) {
Runnable runnable = CodeFoldingManager.getInstance(getProject()).updateFoldRegionsAsync(myEditor, firstTime);
assertNotNull(runnable);
runnable.run();
}
}