diff --git a/modules/packages/UnitTest.chpl b/modules/packages/UnitTest.chpl
index 7241efafce9a..1a211af736da 100644
--- a/modules/packages/UnitTest.chpl
+++ b/modules/packages/UnitTest.chpl
@@ -247,6 +247,27 @@ module UnitTest {
         throw new owned AssertionError("assertTrue failed. Given expression is False");
     }
 
+    /*
+      Assert that ``test`` is `true`. If it is false, adds the ``args`` to 
+      the thrown error's ``message`` as if those args were printed using 
+      :proc:`~IO.write()`.
+
+      :arg test: the boolean condition
+      :type test: `bool`
+      :arg args: additional values to print on failure
+      :throws: AssertionError if the assertion fails
+    */
+    pragma "insert line file info"
+    pragma "always propagate line file info"
+    pragma "insert line file info"
+    pragma "always propagate line file info"
+    proc assertTrue(test: bool, args...?n) throws {
+      if !test {
+        var msg = "assertTrue failed. Given expression is False - " + chpl_stringify_wrapper((...args));
+        throw new owned AssertionError(msg);
+      }
+    }
+
     /*
       Assert that ``test`` is `false`.
 
@@ -260,6 +281,25 @@ module UnitTest {
         throw new owned AssertionError("assertFalse failed. Given expression is True");
     }
 
+    /*
+      Assert that ``test`` is `false`. If it is true, adds the ``args`` to 
+      the thrown error's ``message`` as if those args were printed using 
+      :proc:`~IO.write()`.
+
+      :arg test: the boolean condition
+      :type test: `bool`
+      :arg args: additional values to print on failure
+      :throws: AssertionError if the assertion fails
+    */
+    pragma "insert line file info"
+    pragma "always propagate line file info"
+    proc assertFalse(test: bool, args...?n) throws {
+      if test {
+        var msg = "assertFalse failed. Given expression is True - " + chpl_stringify_wrapper((...args));
+        throw new owned AssertionError(msg);
+      }
+    }
+
     pragma "insert line file info"
     pragma "always propagate line file info"
     @chpldoc.nodoc
@@ -474,6 +514,25 @@ module UnitTest {
       checkAssertEquality(first, second);
     }
 
+    /*
+      Assert that ``first == second``. If they are not equal, adds the ``args`` 
+      to the thrown error's ``message`` as if those args were printed using 
+      :proc:`~IO.write()`.
+
+      :arg first: The first object to compare
+      :arg second: The second object to compare
+      :arg args: additional values to print on failure
+      :throws: AssertionError if the assertion fails
+    */
+    proc assertEqual(first, second, args...?n) throws {
+      try {
+        checkAssertEquality(first, second);
+      } catch e: AssertionError {
+          var msg = e.message() + " - " + chpl_stringify_wrapper((...args));
+          throw new owned AssertionError(msg);
+        }
+    }
+
     /*
       Assert that x matches the regular expression pattern.
 
@@ -562,6 +621,26 @@ module UnitTest {
       }
     }
 
+    /*
+      Assert that ``first != second``. If they are equal, adds the ``args``
+      to the thrown error's ``message`` as if those args were printed using
+      :proc:`~IO.write()`.
+
+      :arg first: The first object to compare
+      :arg second: The second object to compare
+      :arg args: additional values to print on failure
+      :throws: AssertionError if the assertion fails
+    */
+    proc assertNotEqual(first, second, args...?n) throws {
+      if canResolve("!=", first, second) {
+        if !checkAssertInequality(first, second) {
+          throw new owned AssertionError("assert failed -\n'%?'\n==\n'%?' - ".format(first, second) + 
+                                        chpl_stringify_wrapper((...args)));
+        }
+      }
+    }
+
+
     /*
       Assert that ``first > second``.
 
@@ -581,6 +660,31 @@ module UnitTest {
       }
     }
 
+    /*
+      Assert that ``first > second``. If ``first <= second``, adds the ``args`` 
+      to the thrown error's ``message`` as if those args were printed using 
+      :proc:`~IO.write()`.
+
+      :arg first: The first object to compare
+      :arg second: The second object to compare
+      :arg args: additional values to print on failure
+      :throws: AssertionError if the assertion fails
+    */
+    proc assertGreaterThan(first, second, args...?n) throws {
+      if canResolve(">=", first, second) {
+        try {
+          checkGreater(first, second);
+        } catch e: AssertionError {
+          throw new owned AssertionError(e.message() + " - " + chpl_stringify_wrapper((...args)));
+        }
+      }
+      else {
+        throw new owned AssertionError("assert failed - First element is of type %? and Second is of type %? - ".format(first.type:string, second.type:string) + 
+                                      chpl_stringify_wrapper((...args)));
+      }
+    }
+
+
     pragma "insert line file info"
     pragma "always propagate line file info"
     @chpldoc.nodoc
@@ -801,6 +905,30 @@ module UnitTest {
       }
     }
 
+    /*
+      Assert that ``first < second``. If ``first >= second``, adds the ``args`` 
+      to the thrown error's ``message`` as if those args were printed using 
+      :proc:`~IO.write()`.
+
+      :arg first: The first object to compare
+      :arg second: The second object to compare
+      :arg args: additional values to print on failure
+      :throws: AssertionError if the assertion fails
+    */
+    proc assertLessThan(first, second, args...?n) throws {
+      if canResolve("<=", first, second) {
+        try {
+          checkLessThan(first, second);
+        } catch e: AssertionError {
+          throw new owned AssertionError(e.message() + " - " + chpl_stringify_wrapper((...args)));
+        }
+      }
+      else {
+        throw new owned AssertionError("assert failed - First element is of type %? and Second is of type %? - ".format(first.type:string, second.type:string) + 
+                                      chpl_stringify_wrapper((...args)));
+      }
+    }
+
     pragma "insert line file info"
     pragma "always propagate line file info"
     @chpldoc.nodoc
diff --git a/test/library/packages/UnitTest/assertWithArgs.chpl b/test/library/packages/UnitTest/assertWithArgs.chpl
new file mode 100644
index 000000000000..7bb411532d67
--- /dev/null
+++ b/test/library/packages/UnitTest/assertWithArgs.chpl
@@ -0,0 +1,99 @@
+// assertWithArgs.chpl
+use UnitTest;
+
+// Test assertTrue with extra args
+proc testTrueWithArgs(test: borrowed Test) throws {
+  var x = 5;
+  test.assertTrue(true, "This should pass with extra args:", x);
+  
+  // This should fail and show the message
+  try {
+    test.assertTrue(false, "Expected value:", x, "to be true");
+    test.assertTrue(false, "Should not reach here");
+  } catch e: AssertionError {
+    // Expected to fail - check message contains our args
+    test.assertTrue(e.message().find("Expected value:") >= 0);
+  }
+}
+
+// Test assertFalse with extra args
+proc testFalseWithArgs(test: borrowed Test) throws {
+  var y = 10;
+  test.assertFalse(false, "This should pass with extra args:", y);
+  
+  try {
+    test.assertFalse(true, "Expected false but got true, value:", y);
+    test.assertTrue(false, "Should not reach here");
+  } catch e: AssertionError {
+    test.assertTrue(e.message().find("value:") >= 0);
+  }
+}
+
+// Test assertEqual with extra args
+proc testEqualWithArgs(test: borrowed Test) throws {
+  var a = 5, b = 5, c = 10;
+  test.assertEqual(a, b, "Values match:", a, "and", b);
+  
+  try {
+    test.assertEqual(a, c, "Expected a=", a, "to equal c=", c);
+    test.assertTrue(false, "Should not reach here");
+  } catch e: AssertionError {
+    test.assertTrue(e.message().find("Expected a=") >= 0);
+  }
+}
+
+// Test assertNotEqual with extra args
+proc testNotEqualWithArgs(test: borrowed Test) throws {
+  var x = 5, y = 10;
+  test.assertNotEqual(x, y, "Values differ:", x, "and", y);
+  
+  try {
+    test.assertNotEqual(x, x, "Expected different values, got:", x);
+    test.assertTrue(false, "Should not reach here");
+  } catch e: AssertionError {
+    test.assertTrue(e.message().find("Expected different") >= 0);
+  }
+}
+
+// Test assertGreaterThan with extra args
+proc testGreaterThanWithArgs(test: borrowed Test) throws {
+  var x = 10, y = 5;
+  test.assertGreaterThan(x, y, "x=", x, "is greater than y=", y);
+  
+  try {
+    test.assertGreaterThan(y, x, "Expected y=", y, "> x=", x);
+    test.assertTrue(false, "Should not reach here");
+  } catch e: AssertionError {
+    test.assertTrue(e.message().find("Expected y=") >= 0);
+  }
+}
+
+// Test assertLessThan with extra args
+proc testLessThanWithArgs(test: borrowed Test) throws {
+  var x = 5, y = 10;
+  test.assertLessThan(x, y, "x=", x, "is less than y=", y);
+  
+  try {
+    test.assertLessThan(y, x, "Expected y=", y, "< x=", x);
+    test.assertTrue(false, "Should not reach here");
+  } catch e: AssertionError {
+    test.assertTrue(e.message().find("Expected y=") >= 0);
+  }
+}
+
+// Test with multiple types
+proc testMixedTypes(test: borrowed Test) throws {
+  var i = 42;
+  var s = "hello";
+  var r = 3.14;
+  
+  test.assertTrue(true, "Mixed types:", i, s, r);
+  
+  try {
+    test.assertEqual(i, 100, "int:", i, "string:", s, "real:", r);
+  } catch e: AssertionError {
+    test.assertTrue(e.message().find("string:") >= 0);
+  }
+}
+
+UnitTest.main();
diff --git a/test/library/packages/UnitTest/assertWithArgs.good b/test/library/packages/UnitTest/assertWithArgs.good
new file mode 100644
index 000000000000..140b2d31a688
--- /dev/null
+++ b/test/library/packages/UnitTest/assertWithArgs.good
@@ -0,0 +1,25 @@
+testTrueWithArgs()
+Flavour: OK
+======================================================================
+----------------------------------------------------------------------
+testFalseWithArgs()
+Flavour: OK
+======================================================================
+----------------------------------------------------------------------
+testEqualWithArgs()
+Flavour: OK
+======================================================================
+----------------------------------------------------------------------
+testNotEqualWithArgs()
+Flavour: OK
+======================================================================
+----------------------------------------------------------------------
+testGreaterThanWithArgs()
+Flavour: OK
+======================================================================
+----------------------------------------------------------------------
+testLessThanWithArgs()
+Flavour: OK
+======================================================================
+----------------------------------------------------------------------
+EOF
\ No newline at end of file
diff --git a/test/library/packages/UnitTest/assertWithArgsFailure.chpl b/test/library/packages/UnitTest/assertWithArgsFailure.chpl
new file mode 100644
index 000000000000..a9f46aea0aa8
--- /dev/null
+++ b/test/library/packages/UnitTest/assertWithArgsFailure.chpl
@@ -0,0 +1,9 @@
+use UnitTest;
+
+proc testFailureMessage(test: borrowed Test) throws {
+  var x = 5, y = 10;
+  // This will fail and show our custom message
+  test.assertEqual(x, y, "Expected x=", x, "to equal y=", y);
+}
+
+UnitTest.main();
\ No newline at end of file
diff --git a/test/library/packages/UnitTest/assertWithArgsFailure.good b/test/library/packages/UnitTest/assertWithArgsFailure.good
new file mode 100644
index 000000000000..182859d860c4
--- /dev/null
+++ b/test/library/packages/UnitTest/assertWithArgsFailure.good
@@ -0,0 +1,5 @@
+testFailureMessage()
+Flavour: FAIL
+======================================================================
+AssertionError: in assertWithArgsFailure.chpl:6 - in assertWithArgsFailure.chpl:6 - assert failed - '5' != '10' - Expected x=5to equal y=10
+----------------------------------------------------------------------