clang/unittests/Driver/GCCVersionTest.cpp

   1 //===- unittests/Driver/GCCVersionTest.cpp --- GCCVersion parser tests ----===//
   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 // Unit tests for Generic_GCC::GCCVersion
  10 //
  11 //===----------------------------------------------------------------------===//
  12
  13 #include "../../lib/Driver/ToolChains/Gnu.h"
  14 #include "llvm/Config/llvm-config.h" // for LLVM_BUILD_LLVM_DYLIB, LLVM_BUILD_SHARED_LIBS
  15 #include "gtest/gtest.h"
  16
  17 // The Generic_GCC class is hidden in dylib/shared library builds, so
  18 // this test can only be built if neither of those configurations are
  19 // enabled.
  20 #if !defined(LLVM_BUILD_LLVM_DYLIB) && !defined(LLVM_BUILD_SHARED_LIBS)
  21
  22 using namespace clang;
  23 using namespace clang::driver;
  24
  25 namespace {
  26
  27 struct VersionParseTest {
  28   std::string Text;
  29
  30   int Major, Minor, Patch;
  31   std::string MajorStr, MinorStr, PatchSuffix;
  32 };
  33
  34 const VersionParseTest TestCases[] = {
  35     {"5", 5, -1, -1, "5", "", ""},
  36     {"4.4", 4, 4, -1, "4", "4", ""},
  37     {"4.4-patched", 4, 4, -1, "4", "4", "-patched"},
  38     {"4.4.0", 4, 4, 0, "4", "4", ""},
  39     {"4.4.x", 4, 4, -1, "4", "4", ""},
  40     {"4.4.2-rc4", 4, 4, 2, "4", "4", "-rc4"},
  41     {"4.4.x-patched", 4, 4, -1, "4", "4", ""},
  42     {"not-a-version", -1, -1, -1, "", "", ""},
  43     {"10-win32", 10, -1, -1, "10", "", "-win32"},
  44 };
  45
  46 TEST(GCCVersionTest, Parse) {
  47   for (const auto &TC : TestCases) {
  48     auto V = toolchains::Generic_GCC::GCCVersion::Parse(TC.Text);
  49     EXPECT_EQ(V.Text, TC.Text);
  50     EXPECT_EQ(V.Major, TC.Major);
  51     EXPECT_EQ(V.Minor, TC.Minor);
  52     EXPECT_EQ(V.Patch, TC.Patch);
  53     EXPECT_EQ(V.MajorStr, TC.MajorStr);
  54     EXPECT_EQ(V.MinorStr, TC.MinorStr);
  55     EXPECT_EQ(V.PatchSuffix, TC.PatchSuffix);
  56   }
  57 }
  58
  59 } // end anonymous namespace
  60
  61 #endif