added tag v1_9_0_4

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/tags/v1_9_0_4@18845 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 74 insertions, 0 deletions

diff --git a/trunk/test/test_pstore.rb b/trunk/test/test_pstore.rb
new file mode 100644
index 0000000000..678ffa4a62
--- /dev/null
+++ b/trunk/test/test_pstore.rb
@@ -0,0 +1,74 @@
+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