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// Copyright 2022 The Pigweed Authors
// 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
// 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.
#include "pw_unit_test/googletest_style_event_handler.h"
#include <cstdarg>
namespace pw {
namespace unit_test {
// These must be declared here for C++14 compatibility.
constexpr const char GoogleTestStyleEventHandler::kRunAllTestsStart[];
constexpr const char GoogleTestStyleEventHandler::kRunAllTestsEnd[];
constexpr const char GoogleTestStyleEventHandler::kPassedSummary[];
constexpr const char GoogleTestStyleEventHandler::kSkippedSummary[];
constexpr const char GoogleTestStyleEventHandler::kFailedSummary[];
constexpr const char GoogleTestStyleEventHandler::kCaseStart[];
constexpr const char GoogleTestStyleEventHandler::kCaseOk[];
constexpr const char GoogleTestStyleEventHandler::kCaseFailed[];
constexpr const char GoogleTestStyleEventHandler::kCaseSkipped[];
void GoogleTestStyleEventHandler::RunAllTestsStart() {
void GoogleTestStyleEventHandler::RunAllTestsEnd(
const RunTestsSummary& run_tests_summary) {
WriteLine(kPassedSummary, run_tests_summary.passed_tests);
if (run_tests_summary.skipped_tests) {
WriteLine(kSkippedSummary, run_tests_summary.skipped_tests);
if (run_tests_summary.failed_tests) {
WriteLine(kFailedSummary, run_tests_summary.failed_tests);
void GoogleTestStyleEventHandler::TestCaseStart(const TestCase& test_case) {
WriteLine(kCaseStart, test_case.suite_name, test_case.test_name);
void GoogleTestStyleEventHandler::TestCaseEnd(const TestCase& test_case,
TestResult result) {
// Use a switch with no default to detect changes in the test result enum.
switch (result) {
case TestResult::kSuccess:
WriteLine(kCaseOk, test_case.suite_name, test_case.test_name);
case TestResult::kFailure:
WriteLine(kCaseFailed, test_case.suite_name, test_case.test_name);
case TestResult::kSkipped:
WriteLine(kCaseSkipped, test_case.suite_name, test_case.test_name);
void GoogleTestStyleEventHandler::TestCaseExpect(
const TestCase& test_case, const TestExpectation& expectation) {
if (!verbose_ && expectation.success) {
const char* result = expectation.success ? "Success" : "Failure";
WriteLine("%s:%d: %s", test_case.file_name, expectation.line_number, result);
WriteLine(" Expected: %s", expectation.expression);
Write(" Actual: ");
WriteLine("%s", expectation.evaluated_expression);
void GoogleTestStyleEventHandler::TestCaseDisabled(const TestCase& test) {
if (verbose_) {
WriteLine("Skipping disabled test %s.%s", test.suite_name, test.test_name);
} // namespace unit_test
} // namespace pw