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e9f55a8f71
While we're here, also add `brew tests --no-parallel` which I relied on during testing. Pretty much anywhere we rely on a stubbed formula on disk to work: we need to disable the API.
106 lines
3.7 KiB
Ruby
106 lines
3.7 KiB
Ruby
# frozen_string_literal: true
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require "compilers"
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require "software_spec"
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RSpec.describe CompilerSelector do
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subject(:selector) { described_class.new(software_spec, versions, compilers) }
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let(:compilers) { [:clang, :gnu] }
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let(:software_spec) { SoftwareSpec.new }
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let(:cc) { :clang }
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let(:versions) { class_double(DevelopmentTools, clang_build_version: Version.new("600")) }
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before do
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allow(versions).to receive(:gcc_version) do |name|
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case name
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when "gcc-12" then Version.new("12.1")
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when "gcc-11" then Version.new("11.1")
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when "gcc-10" then Version.new("10.1")
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when "gcc-9" then Version.new("9.1")
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else Version::NULL
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end
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end
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end
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describe "#compiler", :no_api do
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it "defaults to cc" do
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expect(selector.compiler).to eq(cc)
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end
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it "returns clang if it fails with non-Apple gcc" do
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software_spec.fails_with(gcc: "12")
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expect(selector.compiler).to eq(:clang)
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end
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it "still returns gcc-12 if it fails with gcc without a specific version" do
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software_spec.fails_with(:clang)
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expect(selector.compiler).to eq("gcc-12")
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end
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it "returns gcc-11 if gcc formula offers gcc-11 on mac", :needs_macos do
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software_spec.fails_with(:clang)
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allow(Formulary).to receive(:factory)
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.with("gcc")
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.and_return(instance_double(Formula, version: Version.new("11.0")))
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expect(selector.compiler).to eq("gcc-11")
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end
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it "returns gcc-10 if gcc formula offers gcc-10 on linux", :needs_linux do
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software_spec.fails_with(:clang)
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allow(Formulary).to receive(:factory)
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.with(OS::LINUX_PREFERRED_GCC_COMPILER_FORMULA)
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.and_return(instance_double(Formula, version: Version.new("10.0")))
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expect(selector.compiler).to eq("gcc-10")
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end
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it "returns gcc-11 if gcc formula offers gcc-10 and fails with gcc-10 and gcc-12 on linux", :needs_linux do
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software_spec.fails_with(:clang)
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software_spec.fails_with(gcc: "10")
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software_spec.fails_with(gcc: "12")
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allow(Formulary).to receive(:factory)
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.with(OS::LINUX_PREFERRED_GCC_COMPILER_FORMULA)
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.and_return(instance_double(Formula, version: Version.new("10.0")))
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expect(selector.compiler).to eq("gcc-11")
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end
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it "returns gcc-12 if gcc formula offers gcc-11 and fails with gcc <= 11 on linux", :needs_linux do
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software_spec.fails_with(:clang)
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software_spec.fails_with(:gcc) { version "11" }
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allow(Formulary).to receive(:factory)
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.with(OS::LINUX_PREFERRED_GCC_COMPILER_FORMULA)
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.and_return(instance_double(Formula, version: Version.new("11.0")))
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expect(selector.compiler).to eq("gcc-12")
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end
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it "returns gcc-12 if gcc-12 is version 12.1 but spec fails with gcc-12 <= 12.0" do
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software_spec.fails_with(:clang)
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software_spec.fails_with(gcc: "12") { version "12.0" }
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expect(selector.compiler).to eq("gcc-12")
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end
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it "returns gcc-11 if gcc-12 is version 12.1 but spec fails with gcc-12 <= 12.1" do
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software_spec.fails_with(:clang)
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software_spec.fails_with(gcc: "12") { version "12.1" }
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expect(selector.compiler).to eq("gcc-11")
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end
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it "raises an error when gcc or llvm is missing (hash syntax)" do
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software_spec.fails_with(:clang)
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software_spec.fails_with(gcc: "12")
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software_spec.fails_with(gcc: "11")
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software_spec.fails_with(gcc: "10")
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software_spec.fails_with(gcc: "9")
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expect { selector.compiler }.to raise_error(CompilerSelectionError)
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end
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it "raises an error when gcc or llvm is missing (symbol syntax)" do
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software_spec.fails_with(:clang)
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software_spec.fails_with(:gcc)
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expect { selector.compiler }.to raise_error(CompilerSelectionError)
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end
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end
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end
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