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Diffstat (limited to 'test/psych/test_yamlstore.rb')
-rw-r--r-- | test/psych/test_yamlstore.rb | 79 |
1 files changed, 79 insertions, 0 deletions
diff --git a/test/psych/test_yamlstore.rb b/test/psych/test_yamlstore.rb new file mode 100644 index 0000000000..e99ba30dab --- /dev/null +++ b/test/psych/test_yamlstore.rb @@ -0,0 +1,79 @@ +require 'test/unit' +require 'yaml/store' +Psych::Store = YAML::Store unless defined?(Psych::Store) + +module Psych + class YAMLStoreTest < Test::Unit::TestCase + def setup + @engine, YAML::ENGINE.yamler = YAML::ENGINE.yamler, 'psych' + @yamlstore_file = "yamlstore.tmp.#{Process.pid}" + @yamlstore = YAML::Store.new(@yamlstore_file) + end + + def teardown + YAML::ENGINE.yamler = @engine + File.unlink(@yamlstore_file) rescue nil + end + + def test_opening_new_file_in_readonly_mode_should_result_in_empty_values + @yamlstore.transaction(true) do + assert_nil @yamlstore[:foo] + assert_nil @yamlstore[:bar] + end + end + + def test_opening_new_file_in_readwrite_mode_should_result_in_empty_values + @yamlstore.transaction do + assert_nil @yamlstore[:foo] + assert_nil @yamlstore[:bar] + end + end + + def test_data_should_be_loaded_correctly_when_in_readonly_mode + @yamlstore.transaction do + @yamlstore[:foo] = "bar" + end + @yamlstore.transaction(true) do + assert_equal "bar", @yamlstore[:foo] + end + end + + def test_data_should_be_loaded_correctly_when_in_readwrite_mode + @yamlstore.transaction do + @yamlstore[:foo] = "bar" + end + @yamlstore.transaction do + assert_equal "bar", @yamlstore[:foo] + end + end + + def test_changes_after_commit_are_discarded + @yamlstore.transaction do + @yamlstore[:foo] = "bar" + @yamlstore.commit + @yamlstore[:foo] = "baz" + end + @yamlstore.transaction(true) do + assert_equal "bar", @yamlstore[:foo] + end + end + + def test_changes_are_not_written_on_abort + @yamlstore.transaction do + @yamlstore[:foo] = "bar" + @yamlstore.abort + end + @yamlstore.transaction(true) do + assert_nil @yamlstore[:foo] + end + end + + def test_writing_inside_readonly_transaction_raises_error + assert_raise(PStore::Error) do + @yamlstore.transaction(true) do + @yamlstore[:foo] = "bar" + end + end + end + end +end |