66 lines · cpp
1//===-- RegularExpressionTest.cpp -----------------------------------------===//2//3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.4// See https://llvm.org/LICENSE.txt for license information.5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception6//7//===----------------------------------------------------------------------===//8 9#include "lldb/Utility/RegularExpression.h"10#include "llvm/ADT/SmallVector.h"11#include "gtest/gtest.h"12 13using namespace lldb_private;14using namespace llvm;15 16TEST(RegularExpression, Valid) {17 RegularExpression r1("^[0-9]+$");18 cantFail(r1.GetError());19 EXPECT_TRUE(r1.IsValid());20 EXPECT_EQ("^[0-9]+$", r1.GetText());21 EXPECT_TRUE(r1.Execute("916"));22}23 24TEST(RegularExpression, CopyAssignment) {25 RegularExpression r1("^[0-9]+$");26 RegularExpression r2 = r1;27 cantFail(r2.GetError());28 EXPECT_TRUE(r2.IsValid());29 EXPECT_EQ("^[0-9]+$", r2.GetText());30 EXPECT_TRUE(r2.Execute("916"));31}32 33TEST(RegularExpression, Empty) {34 RegularExpression r1("");35 Error err = r1.GetError();36 EXPECT_TRUE(static_cast<bool>(err));37 consumeError(std::move(err));38 EXPECT_FALSE(r1.IsValid());39 EXPECT_EQ("", r1.GetText());40 EXPECT_FALSE(r1.Execute("916"));41}42 43TEST(RegularExpression, Invalid) {44 RegularExpression r1("a[b-");45 Error err = r1.GetError();46 EXPECT_TRUE(static_cast<bool>(err));47 consumeError(std::move(err));48 EXPECT_FALSE(r1.IsValid());49 EXPECT_EQ("a[b-", r1.GetText());50 EXPECT_FALSE(r1.Execute("ab"));51}52 53TEST(RegularExpression, Match) {54 RegularExpression r1("[0-9]+([a-f])?:([0-9]+)");55 cantFail(r1.GetError());56 EXPECT_TRUE(r1.IsValid());57 EXPECT_EQ("[0-9]+([a-f])?:([0-9]+)", r1.GetText());58 59 SmallVector<StringRef, 3> matches;60 EXPECT_TRUE(r1.Execute("9a:513b", &matches));61 EXPECT_EQ(3u, matches.size());62 EXPECT_EQ("9a:513", matches[0].str());63 EXPECT_EQ("a", matches[1].str());64 EXPECT_EQ("513", matches[2].str());65}66