Index: unittests/Driver/CMakeLists.txt =================================================================== --- unittests/Driver/CMakeLists.txt +++ unittests/Driver/CMakeLists.txt @@ -3,6 +3,7 @@ ) add_clang_unittest(ClangDriverTests + DistroTest.cpp ToolChainTest.cpp MultilibTest.cpp ) Index: unittests/Driver/DistroTest.cpp =================================================================== --- /dev/null +++ unittests/Driver/DistroTest.cpp @@ -0,0 +1,195 @@ +//===- unittests/Driver/DistroTest.cpp --- ToolChains tests ---------------===// +// +// The LLVM Compiler Infrastructure +// +// This file is distributed under the University of Illinois Open Source +// License. See LICENSE.TXT for details. +// +//===----------------------------------------------------------------------===// +// +// Unit tests for Distro detection. +// +//===----------------------------------------------------------------------===// + +#include "clang/Driver/Distro.h" +#include "clang/Basic/VirtualFileSystem.h" +#include "llvm/Support/raw_ostream.h" +#include "gtest/gtest.h" +using namespace clang; +using namespace clang::driver; + +namespace { + +// The tests include all release-related files for each distribution +// in the VFS, in order to make sure that earlier tests do not +// accidentally result in incorrect distribution guess. + +TEST(DistroTest, DetectUbuntu) { + vfs::InMemoryFileSystem UbuntuTrustyFileSystem; + // Ubuntu uses Debian Sid version. + UbuntuTrustyFileSystem.addFile("/etc/debian_version", 0, + llvm::MemoryBuffer::getMemBuffer("jessie/sid\n")); + UbuntuTrustyFileSystem.addFile("/etc/lsb-release", 0, + llvm::MemoryBuffer::getMemBuffer("DISTRIB_ID=Ubuntu\n" + "DISTRIB_RELEASE=14.04\n" + "DISTRIB_CODENAME=trusty\n" + "DISTRIB_DESCRIPTION=\"Ubuntu 14.04 LTS\"\n")); + UbuntuTrustyFileSystem.addFile("/etc/os-release", 0, + llvm::MemoryBuffer::getMemBuffer("NAME=\"Ubuntu\"\n" + "VERSION=\"14.04, Trusty Tahr\"\n" + "ID=ubuntu\n" + "ID_LIKE=debian\n" + "PRETTY_NAME=\"Ubuntu 14.04 LTS\"\n" + "VERSION_ID=\"14.04\"\n" + "HOME_URL=\"http://www.ubuntu.com/\"\n" + "SUPPORT_URL=\"http://help.ubuntu.com/\"\n" + "BUG_REPORT_URL=\"http://bugs.launchpad.net/ubuntu/\"\n")); + + Distro UbuntuTrusty{UbuntuTrustyFileSystem}; + ASSERT_EQ(Distro(Distro::UbuntuTrusty), UbuntuTrusty); + ASSERT_TRUE(UbuntuTrusty.IsUbuntu()); + ASSERT_FALSE(UbuntuTrusty.IsRedhat()); + ASSERT_FALSE(UbuntuTrusty.IsOpenSUSE()); + ASSERT_FALSE(UbuntuTrusty.IsDebian()); + + vfs::InMemoryFileSystem UbuntuYakketyFileSystem; + UbuntuYakketyFileSystem.addFile("/etc/debian_version", 0, + llvm::MemoryBuffer::getMemBuffer("stretch/sid\n")); + UbuntuYakketyFileSystem.addFile("/etc/lsb-release", 0, + llvm::MemoryBuffer::getMemBuffer("DISTRIB_ID=Ubuntu\n" + "DISTRIB_RELEASE=16.10\n" + "DISTRIB_CODENAME=yakkety\n" + "DISTRIB_DESCRIPTION=\"Ubuntu 16.10\"\n")); + UbuntuYakketyFileSystem.addFile("/etc/os-release", 0, + llvm::MemoryBuffer::getMemBuffer("NAME=\"Ubuntu\"\n" + "VERSION=\"16.10 (Yakkety Yak)\"\n" + "ID=ubuntu\n" + "ID_LIKE=debian\n" + "PRETTY_NAME=\"Ubuntu 16.10\"\n" + "VERSION_ID=\"16.10\"\n" + "HOME_URL=\"http://www.ubuntu.com/\"\n" + "SUPPORT_URL=\"http://help.ubuntu.com/\"\n" + "BUG_REPORT_URL=\"http://bugs.launchpad.net/ubuntu/\"\n" + "PRIVACY_POLICY_URL=\"http://www.ubuntu.com/legal/terms-and-policies/privacy-policy\"\n" + "VERSION_CODENAME=yakkety\n" + "UBUNTU_CODENAME=yakkety\n")); + + Distro UbuntuYakkety{UbuntuYakketyFileSystem}; + ASSERT_EQ(Distro(Distro::UbuntuYakkety), UbuntuYakkety); + ASSERT_TRUE(UbuntuYakkety.IsUbuntu()); + ASSERT_FALSE(UbuntuYakkety.IsRedhat()); + ASSERT_FALSE(UbuntuYakkety.IsOpenSUSE()); + ASSERT_FALSE(UbuntuYakkety.IsDebian()); +} + +TEST(DistroTest, DetectRedhat) { + vfs::InMemoryFileSystem Fedora25FileSystem; + Fedora25FileSystem.addFile("/etc/system-release-cpe", 0, + llvm::MemoryBuffer::getMemBuffer("cpe:/o:fedoraproject:fedora:25\n")); + // Both files are symlinks to fedora-release. + Fedora25FileSystem.addFile("/etc/system-release", 0, + llvm::MemoryBuffer::getMemBuffer("Fedora release 25 (Twenty Five)\n")); + Fedora25FileSystem.addFile("/etc/redhat-release", 0, + llvm::MemoryBuffer::getMemBuffer("Fedora release 25 (Twenty Five)\n")); + Fedora25FileSystem.addFile("/etc/fedora-release", 0, + llvm::MemoryBuffer::getMemBuffer("Fedora release 25 (Twenty Five)\n")); + Fedora25FileSystem.addFile("/etc/os-release", 0, + llvm::MemoryBuffer::getMemBuffer("NAME=Fedora\n" + "VERSION=\"25 (Twenty Five)\"\n" + "ID=fedora\n" + "VERSION_ID=25\n" + "PRETTY_NAME=\"Fedora 25 (Twenty Five)\"\n" + "ANSI_COLOR=\"0;34\"\n" + "CPE_NAME=\"cpe:/o:fedoraproject:fedora:25\"\n" + "HOME_URL=\"https://fedoraproject.org/\"\n" + "BUG_REPORT_URL=\"https://bugzilla.redhat.com/\"\n" + "REDHAT_BUGZILLA_PRODUCT=\"Fedora\"\n" + "REDHAT_BUGZILLA_PRODUCT_VERSION=25\n" + "REDHAT_SUPPORT_PRODUCT=\"Fedora\"\n" + "REDHAT_SUPPORT_PRODUCT_VERSION=25\n" + "PRIVACY_POLICY_URL=https://fedoraproject.org/wiki/Legal:PrivacyPolicy\n")); + Distro Fedora25{Fedora25FileSystem}; + ASSERT_EQ(Distro(Distro::Fedora), Fedora25); + ASSERT_FALSE(Fedora25.IsUbuntu()); + ASSERT_TRUE(Fedora25.IsRedhat()); + ASSERT_FALSE(Fedora25.IsOpenSUSE()); + ASSERT_FALSE(Fedora25.IsDebian()); + + vfs::InMemoryFileSystem CentOS7FileSystem; + CentOS7FileSystem.addFile("/etc/system-release-cpe", 0, + llvm::MemoryBuffer::getMemBuffer("cpe:/o:centos:centos:7\n")); + // Both files are symlinks to centos-release. + CentOS7FileSystem.addFile("/etc/system-release", 0, + llvm::MemoryBuffer::getMemBuffer("CentOS Linux release 7.2.1511 (Core) \n")); + CentOS7FileSystem.addFile("/etc/redhat-release", 0, + llvm::MemoryBuffer::getMemBuffer("CentOS Linux release 7.2.1511 (Core) \n")); + CentOS7FileSystem.addFile("/etc/centos-release", 0, + llvm::MemoryBuffer::getMemBuffer("CentOS Linux release 7.2.1511 (Core) \n")); + CentOS7FileSystem.addFile("/etc/centos-release-upstream", 0, + llvm::MemoryBuffer::getMemBuffer("Derived from Red Hat Enterprise Linux 7.2 (Source)\n")); + CentOS7FileSystem.addFile("/etc/os-release", 0, + llvm::MemoryBuffer::getMemBuffer("NAME=\"CentOS Linux\"\n" + "VERSION=\"7 (Core)\"\n" + "ID=\"centos\"\n" + "ID_LIKE=\"rhel fedora\"\n" + "VERSION_ID=\"7\"\n" + "PRETTY_NAME=\"CentOS Linux 7 (Core)\"\n" + "ANSI_COLOR=\"0;31\"\n" + "CPE_NAME=\"cpe:/o:centos:centos:7\"\n" + "HOME_URL=\"https://www.centos.org/\"\n" + "BUG_REPORT_URL=\"https://bugs.centos.org/\"\n" + "\n" + "CENTOS_MANTISBT_PROJECT=\"CentOS-7\"\n" + "CENTOS_MANTISBT_PROJECT_VERSION=\"7\"\n" + "REDHAT_SUPPORT_PRODUCT=\"centos\"\n" + "REDHAT_SUPPORT_PRODUCT_VERSION=\"7\"\n")); + + Distro CentOS7{CentOS7FileSystem}; + ASSERT_EQ(Distro(Distro::RHEL7), CentOS7); + ASSERT_FALSE(CentOS7.IsUbuntu()); + ASSERT_TRUE(CentOS7.IsRedhat()); + ASSERT_FALSE(CentOS7.IsOpenSUSE()); + ASSERT_FALSE(CentOS7.IsDebian()); +} + +TEST(DistroTest, DetectDebian) { + vfs::InMemoryFileSystem DebianJessieFileSystem; + DebianJessieFileSystem.addFile("/etc/debian_version", 0, + llvm::MemoryBuffer::getMemBuffer("8.6\n")); + DebianJessieFileSystem.addFile("/etc/os-release", 0, + llvm::MemoryBuffer::getMemBuffer("PRETTY_NAME=\"Debian GNU/Linux 8 (jessie)\"\n" + "NAME=\"Debian GNU/Linux\"\n" + "VERSION_ID=\"8\"\n" + "VERSION=\"8 (jessie)\"\n" + "ID=debian\n" + "HOME_URL=\"http://www.debian.org/\"\n" + "SUPPORT_URL=\"http://www.debian.org/support\"\n" + "BUG_REPORT_URL=\"https://bugs.debian.org/\"\n")); + + Distro DebianJessie{DebianJessieFileSystem}; + ASSERT_EQ(Distro(Distro::DebianJessie), DebianJessie); + ASSERT_FALSE(DebianJessie.IsUbuntu()); + ASSERT_FALSE(DebianJessie.IsRedhat()); + ASSERT_FALSE(DebianJessie.IsOpenSUSE()); + ASSERT_TRUE(DebianJessie.IsDebian()); + + vfs::InMemoryFileSystem DebianStretchSidFileSystem; + DebianStretchSidFileSystem.addFile("/etc/debian_version", 0, + llvm::MemoryBuffer::getMemBuffer("stretch/sid\n")); + DebianStretchSidFileSystem.addFile("/etc/os-release", 0, + llvm::MemoryBuffer::getMemBuffer("PRETTY_NAME=\"Debian GNU/Linux stretch/sid\"\n" + "NAME=\"Debian GNU/Linux\"\n" + "ID=debian\n" + "HOME_URL=\"http://www.debian.org/\"\n" + "SUPPORT_URL=\"http://www.debian.org/support\"\n" + "BUG_REPORT_URL=\"https://bugs.debian.org/\"\n")); + + Distro DebianStretchSid{DebianStretchSidFileSystem}; + ASSERT_EQ(Distro(Distro::DebianStretch), DebianStretchSid); + ASSERT_FALSE(DebianStretchSid.IsUbuntu()); + ASSERT_FALSE(DebianStretchSid.IsRedhat()); + ASSERT_FALSE(DebianStretchSid.IsOpenSUSE()); + ASSERT_TRUE(DebianStretchSid.IsDebian()); +} + +} // end anonymous namespace