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fix merge conflict

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GitOrigin-RevId: 3a82f0ac9cca7e35022ef7d3ba7d28c4c38bec30
This commit is contained in:
Alexey Kudravtsev
2025-08-04 11:03:57 +00:00
committed by intellij-monorepo-bot
parent 54dc320eca
commit 1c8f862f8f
1 changed files with 0 additions and 24 deletions
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java/java-tests/testSrc/com/intellij/psi/impl/PsiModificationPerformanceTest.java
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// Copyright 2000-2025 JetBrains s.r.o. and contributors. Use of this source code is governed by the Apache 2.0 license.
package com.intellij.psi.impl;
import com.intellij.psi.PsiClass;
import com.intellij.psi.PsiElementFactory;
import com.intellij.psi.PsiField;
import com.intellij.testFramework.LightJavaCodeInsightTestCase;
public class PsiModificationPerformanceTest extends LightJavaCodeInsightTestCase {
public void testManySmallPSIChangesDoNotCauseQuadraticRecomputationsOfWholeFileText() {
int N = 100_000;
String text = " int field;\n".repeat(N);
PsiClass aClass = PsiElementFactory.getInstance(getProject()).createClassFromText(text, null);
assertFalse(aClass.isPhysical());
PsiField firstField = aClass.getFields()[0];
// would pass only if each PSI change does not cause recomputation of the whole file text in com.intellij.psi.impl.source.PsiJavaFileBaseImpl.getLanguageLevelInner
for (int i = 0; i < N; i++) {
firstField.setName("f" + i);
}
assertFalse(aClass.isPhysical());
assertEquals(N, aClass.getFields().length);
}
}