llvm/unittests/Support/WithColorTest.cpp

   1 //===- WithColorTest.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-exception
   6 //
   7 //===----------------------------------------------------------------------===//
   8
   9 #include "llvm/Support/WithColor.h"
  10 #include "llvm/Config/llvm-config.h" // for LLVM_ON_UNIX
  11 #include "gtest/gtest.h"
  12
  13 using namespace llvm;
  14
  15 TEST(WithColorTest, ColorMode) {
  16   {
  17     std::string S;
  18     llvm::raw_string_ostream OS(S);
  19     OS.enable_colors(true);
  20
  21     WithColor(OS, HighlightColor::Error, ColorMode::Disable) << "test";
  22     EXPECT_EQ("test", S);
  23   }
  24
  25   {
  26     std::string S;
  27     llvm::raw_string_ostream OS(S);
  28     OS.enable_colors(true);
  29
  30     WithColor(OS, HighlightColor::Error, ColorMode::Auto) << "test";
  31     EXPECT_EQ("test", S);
  32   }
  33
  34 #ifdef LLVM_ON_UNIX
  35   {
  36     std::string S;
  37     llvm::raw_string_ostream OS(S);
  38     OS.enable_colors(true);
  39
  40     WithColor(OS, HighlightColor::Error, ColorMode::Enable) << "test";
  41     EXPECT_EQ("\x1B[0;1;31mtest\x1B[0m", S);
  42   }
  43 #endif
  44 }