diff --git a/tests/gtest_main.cpp b/tests/gtest_main.cpp
index f0dac7c..b9ee585 100644
--- a/tests/gtest_main.cpp
+++ b/tests/gtest_main.cpp
@@ -170,6 +170,9 @@
   void SetResult(TestResult result) { result_ = result; }
 
   TestResult GetResult() const { return result_; }
+  TestResult GetExpectedResult() const {
+    return GetName().find("xfail_") == 0 ? TEST_FAILED : TEST_SUCCESS;
+  }
 
   void SetTestTime(int64_t elapsed_time_ns) { elapsed_time_ns_ = elapsed_time_ns; }
 
@@ -224,6 +227,15 @@
     return test_list_[test_id].GetResult();
   }
 
+  TestResult GetExpectedTestResult(size_t test_id) const {
+    VerifyTestId(test_id);
+    return test_list_[test_id].GetExpectedResult();
+  }
+
+  bool GetTestSuccess(size_t test_id) const {
+    return GetTestResult(test_id) == GetExpectedTestResult(test_id);
+  }
+
   void SetTestTime(size_t test_id, int64_t elapsed_time_ns) {
     VerifyTestId(test_id);
     test_list_[test_id].SetTestTime(elapsed_time_ns);
@@ -356,7 +368,7 @@
   printf("%s", test_output.c_str());
 
   TestResult result = testcase.GetTestResult(test_id);
-  if (result == TEST_SUCCESS) {
+  if (result == testcase.GetExpectedTestResult(test_id)) {
     ColoredPrintf(COLOR_GREEN, "[       OK ] ");
   } else {
     ColoredPrintf(COLOR_RED, "[  FAILED  ] ");
@@ -373,10 +385,19 @@
 
 static void OnTestEndPrint(const TestCase& testcase, size_t test_id) {
   TestResult result = testcase.GetTestResult(test_id);
+  TestResult expected = testcase.GetExpectedTestResult(test_id);
   if (result == TEST_SUCCESS) {
-    ColoredPrintf(COLOR_GREEN, "[    OK    ] ");
+    if (expected == TEST_SUCCESS) {
+      ColoredPrintf(COLOR_GREEN, "[    OK    ] ");
+    } else if (expected == TEST_FAILED) {
+      ColoredPrintf(COLOR_RED, "[  XPASS   ] ");
+    }
   } else if (result == TEST_FAILED) {
-    ColoredPrintf(COLOR_RED, "[  FAILED  ] ");
+    if (expected == TEST_SUCCESS) {
+      ColoredPrintf(COLOR_RED, "[  FAILED  ] ");
+    } else if (expected == TEST_FAILED) {
+      ColoredPrintf(COLOR_YELLOW, "[  XFAIL   ] ");
+    }
   } else if (result == TEST_TIMEOUT) {
     ColoredPrintf(COLOR_RED, "[ TIMEOUT  ] ");
   }
@@ -398,6 +419,7 @@
                                     int64_t elapsed_time_ns) {
 
   std::vector<std::string> fail_test_name_list;
+  std::vector<std::string> xpass_test_name_list;
   std::vector<std::pair<std::string, int64_t>> timeout_test_list;
 
   // For tests that were slow but didn't time out.
@@ -405,18 +427,28 @@
   size_t testcase_count = testcase_list.size();
   size_t test_count = 0;
   size_t success_test_count = 0;
+  size_t expected_failure_count = 0;
 
   for (const auto& testcase : testcase_list) {
     test_count += testcase.TestCount();
     for (size_t i = 0; i < testcase.TestCount(); ++i) {
       TestResult result = testcase.GetTestResult(i);
-      if (result == TEST_SUCCESS) {
-        ++success_test_count;
-      } else if (result == TEST_FAILED) {
-        fail_test_name_list.push_back(testcase.GetTestName(i));
-      } else if (result == TEST_TIMEOUT) {
-        timeout_test_list.push_back(std::make_pair(testcase.GetTestName(i),
-                                                   testcase.GetTestTime(i)));
+      TestResult expected = testcase.GetExpectedTestResult(i);
+      if (result == TEST_TIMEOUT) {
+        timeout_test_list.push_back(
+            std::make_pair(testcase.GetTestName(i), testcase.GetTestTime(i)));
+      } else if (result == expected) {
+        if (result == TEST_SUCCESS) {
+          ++success_test_count;
+        } else {
+          ++expected_failure_count;
+        }
+      } else {
+        if (result == TEST_FAILED) {
+          fail_test_name_list.push_back(testcase.GetTestName(i));
+        } else {
+          xpass_test_name_list.push_back(testcase.GetTestName(i));
+        }
       }
       if (result != TEST_TIMEOUT &&
           testcase.GetTestTime(i) / 1000000 >= GetSlowThresholdMs(testcase.GetTestName(i))) {
@@ -435,7 +467,12 @@
   }
   printf("\n");
   ColoredPrintf(COLOR_GREEN,  "[   PASS   ] ");
-  printf("%zu %s.\n", success_test_count, (success_test_count == 1) ? "test" : "tests");
+  printf("%zu %s.", success_test_count, (success_test_count == 1) ? "test" : "tests");
+  if (expected_failure_count > 0) {
+    printf(" (%zu expected failure%s)", expected_failure_count,
+           (expected_failure_count == 1) ? "" : "s");
+  }
+  printf("\n");
 
   // Print tests that timed out.
   size_t timeout_test_count = timeout_test_list.size();
@@ -472,7 +509,18 @@
     }
   }
 
-  if (timeout_test_count > 0 || slow_test_count > 0 || fail_test_count > 0) {
+  // Print tests that should have failed.
+  size_t xpass_test_count = xpass_test_name_list.size();
+  if (xpass_test_count > 0) {
+    ColoredPrintf(COLOR_RED,  "[  XPASS   ] ");
+    printf("%zu %s, listed below:\n", xpass_test_count, (xpass_test_count == 1) ? "test" : "tests");
+    for (const auto& name : xpass_test_name_list) {
+      ColoredPrintf(COLOR_RED, "[  XPASS   ] ");
+      printf("%s\n", name.c_str());
+    }
+  }
+
+  if (timeout_test_count > 0 || slow_test_count > 0 || fail_test_count > 0 || xpass_test_count > 0) {
     printf("\n");
   }
 
@@ -485,6 +533,10 @@
   if (fail_test_count > 0) {
     printf("%2zu FAILED %s\n", fail_test_count, (fail_test_count == 1) ? "TEST" : "TESTS");
   }
+  if (xpass_test_count > 0) {
+    printf("%2zu SHOULD HAVE FAILED %s\n", xpass_test_count, (xpass_test_count == 1) ? "TEST" : "TESTS");
+  }
+
   fflush(stdout);
 }
 
@@ -540,7 +592,7 @@
     auto& testcase = testcase_list[i];
     total_test_count += testcase.TestCount();
     for (size_t j = 0; j < testcase.TestCount(); ++j) {
-      if (testcase.GetTestResult(j) != TEST_SUCCESS) {
+      if (!testcase.GetTestSuccess(j)) {
         ++failed_count_list[i];
       }
       elapsed_time_list[i] += testcase.GetTestTime(j);
@@ -568,7 +620,7 @@
       fprintf(fp, "    <testcase name=\"%s\" status=\"run\" time=\"%.3lf\" classname=\"%s\"",
               testcase.GetTest(j).GetName().c_str(), testcase.GetTestTime(j) / 1e9,
               testcase.GetName().c_str());
-      if (testcase.GetTestResult(j) == TEST_SUCCESS) {
+      if (!testcase.GetTestSuccess(j)) {
         fputs(" />\n", fp);
       } else {
         fputs(">\n", fp);
@@ -927,7 +979,7 @@
           if (++finished_test_count_list[testcase_id] == testcase.TestCount()) {
             ++finished_testcase_count;
           }
-          if (testcase.GetTestResult(test_id) != TEST_SUCCESS) {
+          if (!testcase.GetTestSuccess(test_id)) {
             all_tests_passed = false;
           }