70a381a00f
This will allow us to have global setup and teardown for tests. For example, we can automatically clear caches after each test, to avoid annoying intermittent failures like #1879 and #1886.
102 lines
2.8 KiB
Ruby
102 lines
2.8 KiB
Ruby
require "testing_env"
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require "language/python"
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require "resource"
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class LanguagePythonTests < Homebrew::TestCase
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def setup
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super
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@dir = Pathname.new(mktmpdir)
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resource = stub("resource", stage: true)
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formula_bin = @dir/"formula_bin"
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@formula = mock("formula") do
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stubs(:resource).returns(resource)
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stubs(:bin).returns(formula_bin)
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end
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@venv = Language::Python::Virtualenv::Virtualenv.new(@formula, @dir, "python")
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end
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def teardown
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FileUtils.rm_rf @dir
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super
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end
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def test_virtualenv_creation
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@formula.expects(:resource).with("homebrew-virtualenv").returns(
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mock("resource", stage: true)
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)
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@venv.create
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end
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# or at least doesn't crash the second time
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def test_virtualenv_creation_is_idempotent
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@formula.expects(:resource).with("homebrew-virtualenv").returns(
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mock("resource", stage: true)
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)
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@venv.create
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FileUtils.mkdir_p @dir/"bin"
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FileUtils.touch @dir/"bin/python"
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@venv.create
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FileUtils.rm @dir/"bin/python"
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end
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def test_pip_install_accepts_string
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@formula.expects(:system).returns(true).with do |*params|
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params.first == @dir/"bin/pip" && params.last == "foo"
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end
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@venv.pip_install "foo"
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end
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def test_pip_install_accepts_multiline_string
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@formula.expects(:system).returns(true).with do |*params|
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params.first == @dir/"bin/pip" && params[-2..-1] == ["foo", "bar"]
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end
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@venv.pip_install <<-EOS.undent
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foo
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bar
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EOS
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end
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def test_pip_install_accepts_array
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@formula.expects(:system).returns(true).with do |*params|
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params.first == @dir/"bin/pip" && params.last == "foo"
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end
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@formula.expects(:system).returns(true).with do |*params|
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params.first == @dir/"bin/pip" && params.last == "bar"
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end
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@venv.pip_install ["foo", "bar"]
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end
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def test_pip_install_accepts_resource
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res = Resource.new "test"
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res.expects(:stage).yields(nil)
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@formula.expects(:system).returns(true).with do |*params|
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params.first == @dir/"bin/pip" && params.last == Pathname.pwd
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end
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@venv.pip_install res
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end
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def test_pip_install_and_link_links_scripts
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bin = @dir/"bin"
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bin.mkpath
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dest = @formula.bin
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refute_predicate bin/"kilroy", :exist?
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refute_predicate dest/"kilroy", :exist?
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FileUtils.touch bin/"irrelevant"
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bin_before = Dir[bin/"*"]
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FileUtils.touch bin/"kilroy"
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bin_after = Dir[bin/"*"]
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@venv.expects(:pip_install).with("foo")
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Dir.expects(:[]).twice.returns(bin_before, bin_after)
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@venv.pip_install_and_link "foo"
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assert_predicate bin/"kilroy", :exist?
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assert_predicate dest/"kilroy", :exist?
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assert_predicate dest/"kilroy", :symlink?
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assert_equal((bin/"kilroy").realpath, (dest/"kilroy").realpath)
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refute_predicate dest/"irrelevant", :exist?
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end
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end
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