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It's a thin layer to provide easy access to sample files throughout test-cases. This adds the directory `test/fixtures/files` to newly generated applications.
34 lines
1.1 KiB
Ruby
34 lines
1.1 KiB
Ruby
module ActiveSupport
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module Testing
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# Adds simple access to sample files called file fixtures.
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# File fixtures are normal files stored in
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# <tt>ActiveSupport::TestCase.file_fixture_path</tt>.
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#
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# File fixtures are represented as +Pathname+ objects.
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# This makes it easy to extract specific information:
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#
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# file_fixture("example.txt").read # get the file's content
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# file_fixture("example.mp3").size # get the file size
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module FileFixtures
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extend ActiveSupport::Concern
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included do
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class_attribute :file_fixture_path, instance_writer: false
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end
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# Returns a +Pathname+ to the fixture file named +fixture_name+.
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#
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# Raises ArgumentError if +fixture_name+ can't be found.
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def file_fixture(fixture_name)
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path = Pathname.new(File.join(file_fixture_path, fixture_name))
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if path.exist?
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path
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else
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msg = "the directory '%s' does not contain a file named '%s'"
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raise ArgumentError, msg % [file_fixture_path, fixture_name]
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end
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end
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end
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end
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end
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