forked from OSchip/llvm-project
111 lines
2.5 KiB
C++
111 lines
2.5 KiB
C++
//===- IndentedOstreamTest.cpp - Indented raw ostream Tests ---------------===//
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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 "mlir/Support/IndentedOstream.h"
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#include "gmock/gmock.h"
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using namespace mlir;
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using ::testing::StrEq;
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TEST(FormatTest, SingleLine) {
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std::string str;
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llvm::raw_string_ostream os(str);
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raw_indented_ostream ros(os);
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ros << 10;
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ros.flush();
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EXPECT_THAT(os.str(), StrEq("10"));
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}
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TEST(FormatTest, SimpleMultiLine) {
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std::string str;
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llvm::raw_string_ostream os(str);
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raw_indented_ostream ros(os);
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ros << "a";
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ros << "b";
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ros << "\n";
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ros << "c";
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ros << "\n";
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ros.flush();
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EXPECT_THAT(os.str(), StrEq("ab\nc\n"));
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}
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TEST(FormatTest, SimpleMultiLineIndent) {
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std::string str;
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llvm::raw_string_ostream os(str);
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raw_indented_ostream ros(os);
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ros.indent(2) << "a";
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ros.indent(4) << "b";
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ros << "\n";
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ros << "c";
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ros << "\n";
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ros.flush();
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EXPECT_THAT(os.str(), StrEq(" a b\n c\n"));
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}
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TEST(FormatTest, SingleRegion) {
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std::string str;
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llvm::raw_string_ostream os(str);
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raw_indented_ostream ros(os);
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ros << "before\n";
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{
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raw_indented_ostream::DelimitedScope scope(ros);
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ros << "inside " << 10;
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ros << "\n two\n";
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{
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raw_indented_ostream::DelimitedScope scope(ros, "{\n", "\n}\n");
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ros << "inner inner";
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}
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}
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ros << "after";
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ros.flush();
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const auto *expected =
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R"(before
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inside 10
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two
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{
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inner inner
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}
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after)";
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EXPECT_THAT(os.str(), StrEq(expected));
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// Repeat the above with inline form.
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str.clear();
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ros << "before\n";
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ros.scope().os << "inside " << 10 << "\n two\n";
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ros.scope().os.scope("{\n", "\n}\n").os << "inner inner";
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ros << "after";
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ros.flush();
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EXPECT_THAT(os.str(), StrEq(expected));
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}
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TEST(FormatTest, Reindent) {
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std::string str;
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llvm::raw_string_ostream os(str);
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raw_indented_ostream ros(os);
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// String to print with some additional empty lines at the start and lines
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// with just spaces.
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const auto *desc = R"(
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First line
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second line
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)";
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ros.printReindented(desc);
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ros.flush();
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const auto *expected =
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R"(First line
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second line
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)";
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EXPECT_THAT(os.str(), StrEq(expected));
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}
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