diff --git a/plugins/devkit/testSources/inspections/internal/UseVirtualFileEqualsInspectionTest.java b/plugins/devkit/testSources/inspections/internal/UseVirtualFileEqualsInspectionTest.java
new file mode 100644
index 000000000000..e64ac3e17d75
--- /dev/null
+++ b/plugins/devkit/testSources/inspections/internal/UseVirtualFileEqualsInspectionTest.java
@@ -0,0 +1,58 @@
+/*
+ * Copyright 2000-2014 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 org.jetbrains.idea.devkit.inspections.internal;
+
+import org.jetbrains.idea.devkit.inspections.PluginModuleTestCase;
+
+public class UseVirtualFileEqualsInspectionTest extends PluginModuleTestCase {
+
+  @Override
+  protected void setUp() throws Exception {
+    super.setUp();
+
+    myFixture.addClass("package com.intellij.openapi.vfs; public class VirtualFile {}");
+    myFixture.enableInspections(new UseVirtualFileEqualsInspection());
+  }
+
+  public void testNulls() {
+    doTest("vf1 == null");
+    doTest("null == vf1");
+  }
+
+  public void testThis() {
+    doTest("this == this");
+    doTest("getTesting() == this");
+  }
+
+  public void testVirtualFile() {
+    doTest("<warning descr=\"VirtualFile objects should be compared by equals(), not ==\">vf1 != vf2</warning>");
+    doTest("<warning descr=\"VirtualFile objects should be compared by equals(), not ==\">vf1 == vf2</warning>");
+  }
+
+  private void doTest(String expression) {
+    myFixture.configureByText("Testing.java",
+                              "import com.intellij.openapi.vfs.VirtualFile;" +
+                              "public class Testing {" +
+                              "  public void method() {" +
+                              "    VirtualFile vf1 = null;" +
+                              "    VirtualFile vf2 = null;" +
+                              "    if (" + expression + ") {}" +
+                              "  }" +
+                              "  public Testing getTesting() { return null; }" +
+                              "}");
+    myFixture.testHighlighting();
+  }
+}
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