447f78c0d2
* Renames --force to --overwrite, freeing up brew ln --force for Homebrew/homebrew#13349 * Changes --dry-run to preview linking by default, rather than overwriting. An overwrite dry-run can be simulated via both --dry-run --overwrite * Adds some basic Keg tests
86 lines
1.8 KiB
Ruby
86 lines
1.8 KiB
Ruby
require 'testing_env'
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require 'test/testball'
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require 'keg'
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require 'stringio'
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class LinkTests < Test::Unit::TestCase
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def setup
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@formula = TestBall.new
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shutup do
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@formula.brew { @formula.install }
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end
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@keg = Keg.for @formula.prefix
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@keg.unlink
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@old_stdout = $stdout
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$stdout = StringIO.new
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FileUtils.mkpath HOMEBREW_PREFIX/"bin"
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end
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def test_linking_keg
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assert_equal @keg.link, 3
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end
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def test_unlinking_keg
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@keg.link
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assert_equal @keg.unlink, 3
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end
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def test_link_dry_run
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mode = OpenStruct.new
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mode.dry_run = true
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assert_equal @keg.link(mode), 0
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assert !@keg.linked?
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assert_equal $stdout.string, <<-EOS.undent
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/private/tmp/testbrew/prefix/bin/hiworld
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/private/tmp/testbrew/prefix/bin/helloworld
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/private/tmp/testbrew/prefix/bin/goodbye_cruel_world
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EOS
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end
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def test_linking_fails_when_already_linked
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@keg.link
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assert_raise RuntimeError, "Cannot link testball" do
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@keg.link
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end
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end
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def test_linking_fails_when_files_exist
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FileUtils.touch HOMEBREW_PREFIX/"bin/helloworld"
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assert_raise RuntimeError do
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@keg.link
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end
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end
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def test_link_overwrite
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FileUtils.touch HOMEBREW_PREFIX/"bin/helloworld"
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mode = OpenStruct.new
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mode.overwrite = true
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assert_equal @keg.link(mode), 3
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end
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def test_link_overwrite_dryrun
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FileUtils.touch HOMEBREW_PREFIX/"bin/helloworld"
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mode = OpenStruct.new
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mode.overwrite = true
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mode.dry_run = true
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assert_equal @keg.link(mode), 0
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assert !@keg.linked?
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assert_equal $stdout.string, "/private/tmp/testbrew/prefix/bin/helloworld\n"
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end
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def teardown
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@keg.unlink
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@keg.rmtree
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$stdout = @old_stdout
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FileUtils.rmtree HOMEBREW_PREFIX/"bin"
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end
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end
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