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require "testing_env"
require "tempfile"
class UtilTests < Homebrew::TestCase
def setup
@dir = Pathname.new(mktmpdir)
end
def teardown
@dir.rmtree
end
def test_put_columns_empty
# Issue #217 put columns with new results fails.
assert_silent { puts_columns [] }
end
def test_which
cmd = @dir/"foo"
FileUtils.touch cmd
cmd.chmod 0744
assert_equal Pathname.new(cmd),
which(File.basename(cmd), File.dirname(cmd))
end
def test_which_skip_non_executables
cmd = @dir/"foo"
FileUtils.touch cmd
assert_nil which(File.basename(cmd), File.dirname(cmd))
end
def test_which_skip_malformed_path
# 'which' should not fail if a path is malformed
# see https://github.com/Homebrew/homebrew/issues/32789 for an example
cmd = @dir/"foo"
FileUtils.touch cmd
cmd.chmod 0744
# ~~ will fail because ~foo resolves to foo's home and there is no '~' user
# here
assert_equal Pathname.new(cmd),
which(File.basename(cmd), "~~#{File::PATH_SEPARATOR}#{File.dirname(cmd)}")
end
def test_which_all
(@dir/"bar/baz").mkpath
cmd1 = @dir/"foo"
cmd2 = @dir/"bar/foo"
cmd3 = @dir/"bar/baz/foo"
FileUtils.touch cmd2
[cmd1, cmd3].each do |cmd|
FileUtils.touch cmd
cmd.chmod 0744
end
assert_equal [cmd3, cmd1],
which_all("foo", "#{@dir}/bar/baz:#{@dir}/baz:#{@dir}:~baduserpath")
end
def test_popen_read
out = Utils.popen_read("/bin/sh", "-c", "echo success").chomp
assert_equal "success", out
assert_predicate $?, :success?
end
def test_pretty_duration
assert_equal "1 second", pretty_duration(1)
assert_equal "2 seconds", pretty_duration(2.5)
assert_equal "42 seconds", pretty_duration(42)
assert_equal "4 minutes", pretty_duration(240)
assert_equal "4 minutes 12 seconds", pretty_duration(252.45)
end
def test_plural
assert_equal "", plural(1)
assert_equal "s", plural(0)
assert_equal "s", plural(42)
assert_equal "", plural(42, "")
end
def test_disk_usage_readable
assert_equal "1B", disk_usage_readable(1)
assert_equal "1000B", disk_usage_readable(1000)
assert_equal "1K", disk_usage_readable(1024)
assert_equal "1K", disk_usage_readable(1025)
assert_equal "4.2M", disk_usage_readable(4_404_020)
assert_equal "4.2G", disk_usage_readable(4_509_715_660)
end
def test_number_readable
assert_equal "1", number_readable(1)
assert_equal "1,000", number_readable(1_000)
assert_equal "1,000,000", number_readable(1_000_000)
end
end
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