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Versions: 11
Compression:
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Contents
require 'assert'
require 'qs/pid_file'
class Qs::PIDFile
class UnitTests < Assert::Context
desc "Qs::PIDFile"
setup do
@path = ROOT_PATH.join('tmp/pid_file_tests.pid').to_s
@pid_file = Qs::PIDFile.new(@path)
end
teardown do
FileUtils.rm_rf(@path)
end
subject{ @pid_file }
should have_readers :path
should have_imeths :pid, :write, :remove, :to_s
should "know its path" do
assert_equal @path, subject.path
end
should "default its path" do
pid_file = Qs::PIDFile.new(nil)
assert_equal '/dev/null', pid_file.path
end
should "know its string format" do
assert_equal @path, subject.to_s
end
should "read a PID from its file" do
pid = Factory.integer
File.open(@path, 'w'){ |f| f.puts pid }
assert_equal pid, subject.pid
end
should "raise an invalid error when it can't read from its file" do
FileUtils.rm_rf(@path)
assert_raises(InvalidError){ subject.pid }
end
should "raise an invalid error when the file doesn't have a PID in it" do
File.open(@path, 'w'){ |f| f.puts '' }
assert_raises(InvalidError){ subject.pid }
end
should "write the process PID to its file" do
assert_false File.exists?(@path)
subject.write
assert_true File.exists?(@path)
assert_equal "#{::Process.pid}\n", File.read(@path)
end
should "raise an invalid error when it can't write its file" do
Assert.stub(File, :open){ raise "can't open file" }
assert_raises(InvalidError){ subject.write }
end
should "remove its file" do
FileUtils.touch(@path)
assert_true File.exists?(@path)
subject.remove
assert_false File.exists?(@path)
end
end
end
Version data entries
11 entries across 11 versions & 1 rubygems