116 lines
2.5 KiB
Ruby
116 lines
2.5 KiB
Ruby
require "testing_env"
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require "compilers"
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require "software_spec"
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class CompilerSelectorTests < Homebrew::TestCase
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class Double < SoftwareSpec
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def <<(cc)
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fails_with(cc)
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self
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end
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end
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class CompilerVersions
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attr_accessor :gcc_4_0_build_version, :gcc_build_version,
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:llvm_build_version, :clang_build_version
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def initialize
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@gcc_4_0_build_version = nil
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@gcc_build_version = 5666
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@llvm_build_version = 2336
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@clang_build_version = 425
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end
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def non_apple_gcc_version(name)
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case name
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when "gcc-4.8" then "4.8.1"
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when "gcc-4.7" then "4.7.1"
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end
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end
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end
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def setup
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@f = Double.new
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@cc = :clang
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@versions = CompilerVersions.new
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@selector = CompilerSelector.new(
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@f, @versions, [:clang, :gcc, :llvm, :gnu]
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)
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end
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def actual_cc
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@selector.compiler
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end
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def test_all_compiler_failures
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@f << :clang << :llvm << :gcc << { :gcc => "4.8" } << { :gcc => "4.7" }
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assert_raises(CompilerSelectionError) { actual_cc }
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end
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def test_no_compiler_failures
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assert_equal @cc, actual_cc
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end
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def test_fails_with_clang
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@f << :clang
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assert_equal :gcc, actual_cc
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end
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def test_fails_with_llvm
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@f << :llvm
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assert_equal :clang, actual_cc
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end
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def test_fails_with_gcc
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@f << :gcc
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assert_equal :clang, actual_cc
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end
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def test_fails_with_non_apple_gcc
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@f << { :gcc => "4.8" }
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assert_equal :clang, actual_cc
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end
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def test_mixed_failures_1
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@f << :clang << :gcc
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assert_equal :llvm, actual_cc
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end
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def test_mixed_failures_2
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@f << :clang << :llvm
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assert_equal :gcc, actual_cc
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end
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def test_mixed_failures_3
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@f << :gcc << :llvm
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assert_equal :clang, actual_cc
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end
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def test_mixed_failures_4
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@f << :clang << { :gcc => "4.8" }
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assert_equal :gcc, actual_cc
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end
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def test_mixed_failures_5
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@f << :clang << :gcc << :llvm << { :gcc => "4.8" }
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assert_equal "gcc-4.7", actual_cc
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end
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def test_llvm_precedence
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@f << :clang << :gcc
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assert_equal :llvm, actual_cc
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end
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def test_missing_gcc
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@versions.gcc_build_version = nil
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@f << :clang << :llvm << { :gcc => "4.8" } << { :gcc => "4.7" }
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assert_raises(CompilerSelectionError) { actual_cc }
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end
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def test_missing_llvm_and_gcc
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@versions.gcc_build_version = @versions.llvm_build_version = nil
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@f << :clang << { :gcc => "4.8" } << { :gcc => "4.7" }
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assert_raises(CompilerSelectionError) { actual_cc }
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end
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end
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