diff --git a/platform/platform-tests/testSrc/com/intellij/openapi/editor/EditorMultiCaretPerformanceTest.java b/platform/platform-tests/testSrc/com/intellij/openapi/editor/EditorMultiCaretPerformanceTest.java new file mode 100644 index 000000000000..e5d2624884c8 --- /dev/null +++ b/platform/platform-tests/testSrc/com/intellij/openapi/editor/EditorMultiCaretPerformanceTest.java @@ -0,0 +1,35 @@ +/* + * Copyright 2000-2016 JetBrains s.r.o. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +package com.intellij.openapi.editor; + +import com.intellij.openapi.editor.impl.AbstractEditorTest; +import com.intellij.openapi.util.text.StringUtil; +import com.intellij.testFramework.PlatformTestUtil; + +public class EditorMultiCaretPerformanceTest extends AbstractEditorTest { + public void testTyping() throws Exception { + int caretCount = 1000; + int charactersToType = 100; + String initialText = StringUtil.repeat("\n", caretCount); + initText(initialText); + PlatformTestUtil.startPerformanceTest("Typing with large number of carets", 70000, () -> { + for (int i = 0; i < charactersToType; i++) { + type('a'); + } + }).cpuBound().attempts(1).assertTiming(); + checkResultByText(StringUtil.repeat(StringUtil.repeat("a", charactersToType) + "\n", caretCount)); + } +}