spec_arg_verbosity_test.cc
0b8971075ea9master

spec_arg_verbosity_test.cc
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			#include <string.h>

			#include <iostream>

			#include "benchmark/benchmark.h"

			// Tests that the user specified verbosity level can be get.
			static void BM_Verbosity(benchmark::State& state) {
			for (auto _ : state) {
			}
			}
			BENCHMARK(BM_Verbosity);

			int main(int argc, char** argv) {
			const int32_t flagv = 42;

			// Verify that argv specify --v=42.
			bool found = false;
			for (int i = 0; i < argc; ++i) {
			if (strcmp("--v=42", argv[i]) == 0) {
			found = true;
			break;
			}
			}
			if (!found) {
			std::cerr << "This test requires '--v=42' to be passed as a command-line "
			<< "argument.\n";
			return 1;
			}

			benchmark::Initialize(&argc, argv);

			// Check that the current flag value is reported accurately via the
			// GetBenchmarkVerbosity() function.
			if (flagv != benchmark::GetBenchmarkVerbosity()) {
			std::cerr
			<< "Seeing different value for flags. GetBenchmarkVerbosity() returns ["
			<< benchmark::GetBenchmarkVerbosity() << "] expected flag=[" << flagv
			<< "]\n";
			return 1;
			}
			return 0;
			}