forked from OSchip/llvm-project
69 lines
2.7 KiB
C++
69 lines
2.7 KiB
C++
//===-- TestRegexCommand.cpp ----------------------------------------------===//
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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 "Commands/CommandObjectRegexCommand.h"
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#include "llvm/Testing/Support/Error.h"
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#include "gtest/gtest.h"
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using namespace lldb_private;
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using namespace lldb;
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namespace {
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class TestRegexCommand : public CommandObjectRegexCommand {
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public:
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using CommandObjectRegexCommand::SubstituteVariables;
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static std::string
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Substitute(llvm::StringRef input,
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const llvm::SmallVectorImpl<llvm::StringRef> &replacements) {
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llvm::Expected<std::string> str = SubstituteVariables(input, replacements);
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if (!str)
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return llvm::toString(str.takeError());
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return *str;
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}
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};
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} // namespace
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TEST(RegexCommandTest, SubstituteVariablesSuccess) {
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const llvm::SmallVector<llvm::StringRef, 4> substitutions = {"all", "foo",
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"bar", "baz"};
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EXPECT_EQ(TestRegexCommand::Substitute("%0", substitutions), "all");
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EXPECT_EQ(TestRegexCommand::Substitute("%1", substitutions), "foo");
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EXPECT_EQ(TestRegexCommand::Substitute("%2", substitutions), "bar");
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EXPECT_EQ(TestRegexCommand::Substitute("%3", substitutions), "baz");
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EXPECT_EQ(TestRegexCommand::Substitute("%1%2%3", substitutions), "foobarbaz");
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EXPECT_EQ(TestRegexCommand::Substitute("#%1#%2#%3#", substitutions),
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"#foo#bar#baz#");
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}
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TEST(RegexCommandTest, SubstituteVariablesFailed) {
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const llvm::SmallVector<llvm::StringRef, 4> substitutions = {"all", "foo",
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"bar", "baz"};
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ASSERT_THAT_EXPECTED(
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TestRegexCommand::SubstituteVariables("%1%2%3%4", substitutions),
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llvm::Failed());
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ASSERT_THAT_EXPECTED(
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TestRegexCommand::SubstituteVariables("%5", substitutions),
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llvm::Failed());
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ASSERT_THAT_EXPECTED(
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TestRegexCommand::SubstituteVariables("%11", substitutions),
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llvm::Failed());
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}
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TEST(RegexCommandTest, SubstituteVariablesNoRecursion) {
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const llvm::SmallVector<llvm::StringRef, 4> substitutions = {"all", "%2",
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"%3", "%4"};
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EXPECT_EQ(TestRegexCommand::Substitute("%0", substitutions), "all");
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EXPECT_EQ(TestRegexCommand::Substitute("%1", substitutions), "%2");
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EXPECT_EQ(TestRegexCommand::Substitute("%2", substitutions), "%3");
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EXPECT_EQ(TestRegexCommand::Substitute("%3", substitutions), "%4");
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EXPECT_EQ(TestRegexCommand::Substitute("%1%2%3", substitutions), "%2%3%4");
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}
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