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// Copyright 2025 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "components/headless/console_message_logger/headless_console_message_logger.h"
#include "base/logging.h"
#include "base/no_destructor.h"
#include "base/test/scoped_logging_settings.h"
#include "build/build_config.h"
#include "content/public/browser/console_message.h"
#include "testing/gmock/include/gmock/gmock.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace headless {
namespace {
class HeadlessConsoleMessageLoggerTest : public testing::Test {
public:
void SetUp() override {
logging::SetLogMessageHandler([](int severity, const char* file, int line,
size_t start,
const std::string& str) -> bool {
*log_string_ = str;
return true;
});
logging::SetLogItems(/*enable_process_id=*/false,
/*enable_thread_id=*/false,
/*enable_timestamp=*/false,
/*enable_tickcount=*/false);
}
void TearDown() override {
logging::SetLogMessageHandler(nullptr);
log_string_->clear();
}
protected:
const std::string& log_string() const { return *log_string_; }
private:
logging::ScopedLoggingSettings scoped_logging_settings_;
static base::NoDestructor<std::string> log_string_;
};
base::NoDestructor<std::string> HeadlessConsoleMessageLoggerTest::log_string_;
TEST_F(HeadlessConsoleMessageLoggerTest, Basics) {
headless::LogConsoleMessage(blink::mojom::ConsoleMessageLevel::kError,
u"foobar", 42, /*is_builtin_component=*/false,
u"test.js");
const char kExpected[] =
#if BUILDFLAG(IS_CHROMEOS)
R"(INFO components_unittests: [CONSOLE:42] "foobar", source: test.js (42)
)";
#else
R"([INFO:CONSOLE:42] "foobar", source: test.js (42)
)";
#endif
EXPECT_THAT(log_string(), testing::StrEq(kExpected));
}
TEST_F(HeadlessConsoleMessageLoggerTest, BuiltInComponentLogLevel) {
// Log level for built-in components is respected.
headless::LogConsoleMessage(blink::mojom::ConsoleMessageLevel::kError,
u"foobar", 42, /*is_builtin_component=*/true,
u"test.js");
EXPECT_THAT(log_string(), testing::HasSubstr("ERROR"));
}
TEST_F(HeadlessConsoleMessageLoggerTest, DataUrl) {
// Data URL is logged with data portion truncated.
headless::LogConsoleMessage(blink::mojom::ConsoleMessageLevel::kError,
u"foobar", 42, /*is_builtin_component=*/false,
u"data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///"
u"yH5BAEAAAAALAAAAAABAAEAAAIBRAA7");
EXPECT_THAT(log_string(),
testing::HasSubstr(
R"(] "foobar", source: data:image/gif;base64... (42))"));
}
TEST_F(HeadlessConsoleMessageLoggerTest, MalformedDataUrl) {
// Incomplete data URL is shortened to a minimum.
headless::LogConsoleMessage(blink::mojom::ConsoleMessageLevel::kError,
u"foobar", 42, /*is_builtin_component=*/false,
u"data:image/gif;base64");
EXPECT_THAT(log_string(),
testing::HasSubstr(R"(] "foobar", source: data:... (42))"));
}
} // namespace
} // namespace headless
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