require 'test/unit' require 'pstore' class PStoreTest < Test::Unit::TestCase def setup @pstore_file = "pstore.tmp.#{Process.pid}" @pstore = PStore.new(@pstore_file) end def teardown File.unlink(@pstore_file) rescue nil end def test_opening_new_file_in_readonly_mode_should_result_in_empty_values @pstore.transaction(true) do assert_nil @pstore[:foo] assert_nil @pstore[:bar] end end def test_opening_new_file_in_readwrite_mode_should_result_in_empty_values @pstore.transaction do assert_nil @pstore[:foo] assert_nil @pstore[:bar] end end def test_data_should_be_loaded_correctly_when_in_readonly_mode @pstore.transaction do @pstore[:foo] = "bar" end @pstore.transaction(true) do assert_equal "bar", @pstore[:foo] end end def test_data_should_be_loaded_correctly_when_in_readwrite_mode @pstore.transaction do @pstore[:foo] = "bar" end @pstore.transaction do assert_equal "bar", @pstore[:foo] end end def test_changes_after_commit_are_discarded @pstore.transaction do @pstore[:foo] = "bar" @pstore.commit @pstore[:foo] = "baz" end @pstore.transaction(true) do assert_equal "bar", @pstore[:foo] end end def test_changes_are_not_written_on_abort @pstore.transaction do @pstore[:foo] = "bar" @pstore.abort end @pstore.transaction(true) do assert_nil @pstore[:foo] end end def test_writing_inside_readonly_transaction_raises_error assert_raise(PStore::Error) do @pstore.transaction(true) do @pstore[:foo] = "bar" end end end end