diff --git a/platform/util/testSrc/com/intellij/openapi/util/io/FileUtilLightTest.java b/platform/util/testSrc/com/intellij/openapi/util/io/FileUtilLightTest.java
index 4b4fef32e01a..b469f8f09b45 100644
--- a/platform/util/testSrc/com/intellij/openapi/util/io/FileUtilLightTest.java
+++ b/platform/util/testSrc/com/intellij/openapi/util/io/FileUtilLightTest.java
@@ -87,7 +87,7 @@ public class FileUtilLightTest {
   }
 
   @Test
-  public void isAncestor() throws Exception {
+  public void isAncestor() {
     assertTrue(FileUtil.isAncestor("/", "/a/", true));
     assertTrue(FileUtil.isAncestor("/a/b/c", "/a/b/c/d/e/f", true));
     assertTrue(FileUtil.isAncestor("/a/b/c/", "/a/b/c/d/e/f", true));
@@ -105,7 +105,7 @@ public class FileUtilLightTest {
   }
 
   @Test
-  public void testRemoveAncestors() throws Exception {
+  public void testRemoveAncestors() {
     List<String> data = Arrays.asList("/a/b/c", "/a", "/a/b", "/d/e", "/b/c", "/a/d", "/b/c/ttt", "/a/ewq.euq");
     String[] expected = {"/a","/b/c","/d/e"};
     @SuppressWarnings("unchecked") Collection<String> result = FileUtil.removeAncestors(data, Convertor.SELF, PairProcessor.TRUE);
@@ -113,7 +113,7 @@ public class FileUtilLightTest {
   }
 
   @Test
-  public void testCheckImmediateChildren() throws Exception {
+  public void testCheckImmediateChildren() {
     String root = "/a";
     String[] data = {"/a/b/c", "/a", "/a/b", "/d/e", "/b/c", "/a/d", "/a/b/c/d/e"};
     ThreeState[] expected1 = {ThreeState.UNSURE, ThreeState.YES, ThreeState.YES, ThreeState.NO, ThreeState.NO, ThreeState.YES, ThreeState.UNSURE};