diff --git a/src/tests/junit/org/apache/tools/ant/taskdefs/ExecStreamRedirectorTest.java b/src/tests/junit/org/apache/tools/ant/taskdefs/ExecStreamRedirectorTest.java
index c28b6e1d7..ad63f1b8b 100644
--- a/src/tests/junit/org/apache/tools/ant/taskdefs/ExecStreamRedirectorTest.java
+++ b/src/tests/junit/org/apache/tools/ant/taskdefs/ExecStreamRedirectorTest.java
@@ -27,8 +27,8 @@ import java.io.ByteArrayOutputStream;
 import java.io.File;
 import java.io.FileInputStream;
 import java.io.IOException;
-import java.util.Arrays;
 
+import static org.junit.Assert.assertArrayEquals;
 import static org.junit.Assert.assertNotEquals;
 import static org.junit.Assert.assertNotNull;
 import static org.junit.Assert.assertTrue;
@@ -82,9 +82,8 @@ public class ExecStreamRedirectorTest {
             if (dirListingOutput != null) {
                 // Compare the directory listing that was redirected to these files.
                 // All files should have the same content.
-                assertTrue("Redirected output in file " + redirectedOutputFile +
-                        " doesn't match content in other redirected output file(s)",
-                        Arrays.equals(dirListingOutput, redirectedOutput));
+                assertArrayEquals("Redirected output in file " + redirectedOutputFile +
+                        " doesn't match content in other redirected output file(s)", dirListingOutput, redirectedOutput);
             }
             dirListingOutput = redirectedOutput;
         }
diff --git a/src/tests/junit/org/apache/tools/ant/util/DeweyDecimalTest.java b/src/tests/junit/org/apache/tools/ant/util/DeweyDecimalTest.java
index 8e13b0bb3..9dc961311 100644
--- a/src/tests/junit/org/apache/tools/ant/util/DeweyDecimalTest.java
+++ b/src/tests/junit/org/apache/tools/ant/util/DeweyDecimalTest.java
@@ -22,6 +22,7 @@ import org.junit.Test;
 
 import static org.junit.Assert.assertEquals;
 import static org.junit.Assert.assertNotEquals;
+import static org.junit.Assert.assertNotNull;
 import static org.junit.Assert.assertTrue;
 import static org.junit.Assert.assertFalse;
 
@@ -107,10 +108,10 @@ public class DeweyDecimalTest {
     @Test
     public void equals() {
          DeweyDecimal dd = new DeweyDecimal("1.2.3");
-         assertFalse(dd.equals("other"));
-         assertFalse(dd.equals(null));
-         assertTrue(dd.equals(new DeweyDecimal("1.2.3")));
-         assertTrue(dd.equals(new DeweyDecimal("1.2.3.0")));
+        assertNotEquals("other", dd);
+        assertNotNull(dd);
+        assertEquals(dd, new DeweyDecimal("1.2.3"));
+        assertEquals(dd, new DeweyDecimal("1.2.3.0"));
     }
 
     @Test
diff --git a/src/tests/junit/org/apache/tools/ant/util/FileUtilsTest.java b/src/tests/junit/org/apache/tools/ant/util/FileUtilsTest.java
index d5448a6ac..555916cac 100644
--- a/src/tests/junit/org/apache/tools/ant/util/FileUtilsTest.java
+++ b/src/tests/junit/org/apache/tools/ant/util/FileUtilsTest.java
@@ -448,8 +448,7 @@ public class FileUtilsTest {
                 .getParent());
 
         tmp2 = getFileUtils().createTempFile("pre", ".suf", parent, false);
-        assertTrue("files are different", !tmp1.getAbsolutePath().equals(
-                tmp2.getAbsolutePath()));
+        assertNotEquals("files are different", tmp1.getAbsolutePath(), tmp2.getAbsolutePath());
     }
 
     @Test
diff --git a/src/tests/junit/org/example/junit/MultilineAsserts.java b/src/tests/junit/org/example/junit/MultilineAsserts.java
index 62b555c46..75e307f3a 100644
--- a/src/tests/junit/org/example/junit/MultilineAsserts.java
+++ b/src/tests/junit/org/example/junit/MultilineAsserts.java
@@ -21,13 +21,13 @@ import junit.framework.TestCase;
 
 public class MultilineAsserts extends TestCase {
     public void testFoo() {
-        assertTrue("testFoo \nmessed up", false);
+        fail("testFoo \nmessed up");
     }
     public void testBar() {
         assertTrue("testBar \ndidn't work", true);
     }
     public void testFee() {
-        assertTrue("testFee \ncrashed", false);
+        fail("testFee \ncrashed");
     }
     public void testFie() {
         assertTrue("testFie \nbroke", true);