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// Copyright 2013 Google Inc. All Rights Reserved.
//
// 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
//
// http://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 <stdarg.h>
#include <stdio.h>
#ifdef _WIN32
#include "getopt.h"
#else
#include <getopt.h>
#endif
#include "test.h"
#include "line_printer.h"
struct RegisteredTest {
testing::Test* (*factory)();
const char *name;
bool should_run;
};
// This can't be a vector because tests call RegisterTest from static
// initializers and the order static initializers run it isn't specified. So
// the vector constructor isn't guaranteed to run before all of the
// RegisterTest() calls.
static RegisteredTest tests[10000];
testing::Test* g_current_test;
static int ntests;
static LinePrinter printer;
void RegisterTest(testing::Test* (*factory)(), const char* name) {
tests[ntests].factory = factory;
tests[ntests++].name = name;
}
namespace {
string StringPrintf(const char* format, ...) {
const int N = 1024;
char buf[N];
va_list ap;
va_start(ap, format);
vsnprintf(buf, N, format, ap);
va_end(ap);
return buf;
}
void Usage() {
fprintf(stderr,
"usage: ninja_tests [options]\n"
"\n"
"options:\n"
" --gtest_filter=POSTIVE_PATTERN[-NEGATIVE_PATTERN]\n"
" Run tests whose names match the positive but not the negative pattern.\n"
" '*' matches any substring. (gtest's ':', '?' are not implemented).\n");
}
bool PatternMatchesString(const char* pattern, const char* str) {
switch (*pattern) {
case '\0':
case '-': return *str == '\0';
case '*': return (*str != '\0' && PatternMatchesString(pattern, str + 1)) ||
PatternMatchesString(pattern + 1, str);
default: return *pattern == *str &&
PatternMatchesString(pattern + 1, str + 1);
}
}
bool TestMatchesFilter(const char* test, const char* filter) {
// Split --gtest_filter at '-' into positive and negative filters.
const char* const dash = strchr(filter, '-');
const char* pos = dash == filter ? "*" : filter; //Treat '-test1' as '*-test1'
const char* neg = dash ? dash + 1 : "";
return PatternMatchesString(pos, test) && !PatternMatchesString(neg, test);
}
bool ReadFlags(int* argc, char*** argv, const char** test_filter) {
enum { OPT_GTEST_FILTER = 1 };
const option kLongOptions[] = {
{ "gtest_filter", required_argument, NULL, OPT_GTEST_FILTER },
{ NULL, 0, NULL, 0 }
};
int opt;
while ((opt = getopt_long(*argc, *argv, "h", kLongOptions, NULL)) != -1) {
switch (opt) {
case OPT_GTEST_FILTER:
if (strchr(optarg, '?') == NULL && strchr(optarg, ':') == NULL) {
*test_filter = optarg;
break;
} // else fall through.
default:
Usage();
return false;
}
}
*argv += optind;
*argc -= optind;
return true;
}
} // namespace
bool testing::Test::Check(bool condition, const char* file, int line,
const char* error) {
if (!condition) {
printer.PrintOnNewLine(
StringPrintf("*** Failure in %s:%d\n%s\n", file, line, error));
failed_ = true;
}
return condition;
}
int main(int argc, char **argv) {
int tests_started = 0;
const char* test_filter = "*";
if (!ReadFlags(&argc, &argv, &test_filter))
return 1;
int nactivetests = 0;
for (int i = 0; i < ntests; i++)
if ((tests[i].should_run = TestMatchesFilter(tests[i].name, test_filter)))
++nactivetests;
bool passed = true;
for (int i = 0; i < ntests; i++) {
if (!tests[i].should_run) continue;
++tests_started;
testing::Test* test = tests[i].factory();
printer.Print(
StringPrintf("[%d/%d] %s", tests_started, nactivetests, tests[i].name),
LinePrinter::ELIDE);
test->SetUp();
test->Run();
test->TearDown();
if (test->Failed())
passed = false;
delete test;
}
printer.PrintOnNewLine(passed ? "passed\n" : "failed\n");
return passed ? EXIT_SUCCESS : EXIT_FAILURE;
}
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