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//
// Copyright 2019 The Abseil 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.
#include "absl/flags/internal/program_name.h"
#include <string>
#include "gtest/gtest.h"
#include "absl/strings/match.h"
#include "absl/strings/string_view.h"
namespace {
namespace flags = absl::flags_internal;
TEST(FlagsPathUtilTest, TestInitialProgamName) {
flags::SetProgramInvocationName("absl/flags/program_name_test");
std::string program_name = flags::ProgramInvocationName();
for (char& c : program_name)
if (c == '\\') c = '/';
#if !defined(__wasm__) && !defined(__asmjs__)
const std::string expect_name = "absl/flags/program_name_test";
const std::string expect_basename = "program_name_test";
#else
// For targets that generate javascript or webassembly the invocation name
// has the special value below.
const std::string expect_name = "this.program";
const std::string expect_basename = "this.program";
#endif
EXPECT_TRUE(absl::EndsWith(program_name, expect_name)) << program_name;
EXPECT_EQ(flags::ShortProgramInvocationName(), expect_basename);
}
TEST(FlagsPathUtilTest, TestProgamNameInterfaces) {
flags::SetProgramInvocationName("a/my_test");
EXPECT_EQ(flags::ProgramInvocationName(), "a/my_test");
EXPECT_EQ(flags::ShortProgramInvocationName(), "my_test");
absl::string_view not_null_terminated("absl/aaa/bbb");
not_null_terminated = not_null_terminated.substr(1, 10);
flags::SetProgramInvocationName(not_null_terminated);
EXPECT_EQ(flags::ProgramInvocationName(), "bsl/aaa/bb");
EXPECT_EQ(flags::ShortProgramInvocationName(), "bb");
}
} // namespace
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