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IDEA-158014 Incorrect scrolling in editor text field of small height

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added test case
This commit is contained in:
Dmitry Batrak
2016-07-11 15:19:33 +03:00
parent 6b1491f97b
commit 33499aba56
1 changed files with 13 additions and 0 deletions
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platform/platform-tests/testSrc/com/intellij/openapi/editor/impl/EditorImplTest.java
+13
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@@ -412,4 +412,17 @@ public class EditorImplTest extends AbstractEditorTest {
mouse().pressAtLineNumbers(0).dragToLineNumbers(2).shift().release();
checkResultByText("<selection>abc\ndef\nghi</selection>");
}
public void testScrollingInEditorOfSmallHeight() throws Exception {
initText("abc\n<caret>");
int heightInPixels = (int)(myEditor.getLineHeight() * 1.5);
EditorTestUtil.setEditorVisibleSizeInPixels(myEditor,
1000 * EditorUtil.getSpaceWidth(Font.PLAIN, myEditor),
heightInPixels);
myEditor.getSettings().setAnimatedScrolling(false);
type('a');
assertEquals(heightInPixels - myEditor.getLineHeight(), myEditor.getScrollingModel().getVerticalScrollOffset());
type('b');
assertEquals(heightInPixels - myEditor.getLineHeight(), myEditor.getScrollingModel().getVerticalScrollOffset());
}
}