02fa340711
The non-GTest library will be shared by unittests of Flang and Flang-RT. Promote it as a regular library for use by both projects. In the long term, we may want to convert these to regular GTest checks to avoid having multiple testing frameworks.
136 lines
3.3 KiB
C++
136 lines
3.3 KiB
C++
//===-- lib/Testing/testing.cpp ---------------------------------*- C++ -*-===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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#include "flang/Testing/testing.h"
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#include "llvm/Support/raw_ostream.h"
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#include <cstdarg>
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#include <cstdio>
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#include <cstdlib>
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namespace testing {
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namespace {
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int passes{0};
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int failures{0};
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} // namespace
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static void BitBucket(const char *, ...) {}
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static void PrintFailureDetails(const char *format, ...) {
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va_list ap;
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va_start(ap, format);
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fputs("\t", stderr);
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vfprintf(stderr, format, ap);
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va_end(ap);
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fputc('\n', stderr);
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}
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FailureDetailPrinter Test(
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const char *file, int line, const char *predicate, bool pass) {
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if (pass) {
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++passes;
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return BitBucket;
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} else {
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++failures;
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fprintf(stderr, "%s:%d: FAIL: %s\n", file, line, predicate);
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return PrintFailureDetails;
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}
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}
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FailureDetailPrinter Match(const char *file, int line, std::uint64_t want,
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const char *gots, std::uint64_t got) {
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if (want == got) {
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++passes;
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return BitBucket;
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} else {
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++failures;
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fprintf(stderr, "%s:%d: FAIL: %s == 0x%jx, not 0x%jx\n", file, line, gots,
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static_cast<std::uintmax_t>(got), static_cast<std::uintmax_t>(want));
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return PrintFailureDetails;
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}
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}
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FailureDetailPrinter Match(const char *file, int line, const char *want,
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const char *gots, const std::string &got) {
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if (want == got) {
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++passes;
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return BitBucket;
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} else {
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++failures;
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fprintf(stderr, "%s:%d: FAIL: %s == \"%s\", not \"%s\"\n", file, line, gots,
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got.data(), want);
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return PrintFailureDetails;
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}
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}
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FailureDetailPrinter Match(const char *file, int line, const std::string &want,
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const char *gots, const std::string &got) {
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return Match(file, line, want.data(), gots, got);
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}
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FailureDetailPrinter Compare(const char *file, int line, const char *xs,
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const char *rel, const char *ys, std::uint64_t x, std::uint64_t y) {
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while (*rel == ' ') {
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++rel;
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}
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bool pass{false};
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if (*rel == '<') {
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if (rel[1] == '=') {
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pass = x <= y;
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} else {
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pass = x < y;
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}
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} else if (*rel == '>') {
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if (rel[1] == '=') {
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pass = x >= y;
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} else {
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pass = x > y;
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}
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} else if (*rel == '=') {
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pass = x == y;
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} else if (*rel == '!') {
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pass = x != y;
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}
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if (pass) {
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++passes;
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return BitBucket;
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} else {
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++failures;
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fprintf(stderr, "%s:%d: FAIL: %s[0x%jx] %s %s[0x%jx]\n", file, line, xs,
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static_cast<std::uintmax_t>(x), rel, ys,
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static_cast<std::uintmax_t>(y));
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return PrintFailureDetails;
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}
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}
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int Complete() {
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if (failures == 0) {
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if (passes == 1) {
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llvm::outs() << "single test PASSES\n";
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} else {
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llvm::outs() << "all " << passes << " tests PASS\n";
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}
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passes = 0;
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return EXIT_SUCCESS;
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} else {
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if (passes == 1) {
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llvm::errs() << "1 test passes, ";
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} else {
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llvm::errs() << passes << " tests pass, ";
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}
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if (failures == 1) {
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llvm::errs() << "1 test FAILS\n";
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} else {
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llvm::errs() << failures << " tests FAIL\n";
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}
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passes = failures = 0;
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return EXIT_FAILURE;
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}
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}
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} // namespace testing
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