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// Copyright 2021 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
//
// https://www.apache.org/licenses/LICENSE-2.0
//
// 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.
#define PW_LOG_MODULE_NAME "This is the log module name!"
// Create a fake version of the tokenization macro.
#undef PW_LOG_TOKENIZED_ENCODE_MESSAGE
#define PW_LOG_TOKENIZED_ENCODE_MESSAGE(payload, message, ...) \
CaptureTokenizerArgs(payload, \
PW_MACRO_ARG_COUNT(__VA_ARGS__), \
message PW_COMMA_ARGS(__VA_ARGS__))
#include <cstring>
#include <string_view>
#include <tuple>
#include "gtest/gtest.h"
#include "pw_log_tokenized/log_tokenized.h"
#include "pw_preprocessor/arguments.h"
#include "pw_preprocessor/compiler.h"
namespace pw::log_tokenized {
namespace {
struct {
Metadata metadata = Metadata(0);
const char* format_string = "";
size_t arg_count = 0;
} last_log{};
void CaptureTokenizerArgs(pw_tokenizer_Payload payload,
size_t arg_count,
const char* message,
...) PW_PRINTF_FORMAT(3, 4);
void CaptureTokenizerArgs(pw_tokenizer_Payload payload,
size_t arg_count,
const char* message,
...) {
last_log.metadata = payload;
last_log.format_string = message;
last_log.arg_count = arg_count;
}
constexpr uintptr_t kModuleToken =
PW_TOKENIZER_STRING_TOKEN(PW_LOG_MODULE_NAME) &
((1u << PW_LOG_TOKENIZED_MODULE_BITS) - 1);
constexpr Metadata test1 = Metadata::Set<0, 0, 0>();
static_assert(test1.level() == 0);
static_assert(test1.module() == 0);
static_assert(test1.flags() == 0);
constexpr Metadata test2 = Metadata::Set<3, 2, 1>();
static_assert(test2.level() == 3);
static_assert(test2.module() == 2);
static_assert(test2.flags() == 1);
constexpr Metadata test3 = Metadata::Set<63, 65535, 1023>();
static_assert(test3.level() == 63);
static_assert(test3.module() == 65535);
static_assert(test3.flags() == 1023);
TEST(LogTokenized, LogMetadata_Zero) {
PW_LOG_TOKENIZED_TO_GLOBAL_HANDLER_WITH_PAYLOAD(0, 0, "hello");
EXPECT_EQ(last_log.metadata.level(), 0u);
EXPECT_EQ(last_log.metadata.flags(), 0u);
EXPECT_EQ(last_log.metadata.module(), kModuleToken);
EXPECT_EQ(last_log.arg_count, 0u);
}
TEST(LogTokenized, LogMetadata_DifferentValues) {
PW_LOG_TOKENIZED_TO_GLOBAL_HANDLER_WITH_PAYLOAD(55, 36, "hello%s", "?");
EXPECT_EQ(last_log.metadata.level(), 55u);
EXPECT_EQ(last_log.metadata.flags(), 36u);
EXPECT_EQ(last_log.metadata.module(), kModuleToken);
EXPECT_EQ(last_log.arg_count, 1u);
}
TEST(LogTokenized, LogMetadata_MaxValues) {
PW_LOG_TOKENIZED_TO_GLOBAL_HANDLER_WITH_PAYLOAD(63, 1023, "hello %d", 1);
EXPECT_EQ(last_log.metadata.level(), 63u);
EXPECT_EQ(last_log.metadata.flags(), 1023u);
EXPECT_EQ(last_log.metadata.module(), kModuleToken);
EXPECT_EQ(last_log.arg_count, 1u);
}
} // namespace
} // namespace pw::log_tokenized