storage: transactional, new storage with transactional capabilities (WIP)

Signed-off-by: Máximo Cuadros <mcuadros@gmail.com>

1 files changed, 70 insertions, 0 deletions

diff --git a/storage/transactional/config_test.go b/storage/transactional/config_test.go
new file mode 100644
index 0000000..c178bec
--- /dev/null
+++ b/storage/transactional/config_test.go
@@ -0,0 +1,70 @@
+package transactional
+
+import (
+	"testing"
+
+	. "gopkg.in/check.v1"
+	"gopkg.in/src-d/go-git.v4/config"
+	"gopkg.in/src-d/go-git.v4/storage/memory"
+)
+
+func Test(t *testing.T) { TestingT(t) }
+
+var _ = Suite(&ConfigSuite{})
+
+type ConfigSuite struct{}
+
+func (s *ConfigSuite) TestSetConfig(c *C) {
+	cfg := config.NewConfig()
+	cfg.Core.Worktree = "foo"
+
+	base := memory.NewStorage()
+	err := base.SetConfig(cfg)
+	c.Assert(err, IsNil)
+
+	temporal := memory.NewStorage()
+
+	cfg = config.NewConfig()
+	cfg.Core.Worktree = "bar"
+
+	cs := NewConfigStorage(base, temporal)
+	err = cs.SetConfig(cfg)
+	c.Assert(err, IsNil)
+
+	baseCfg, err := base.Config()
+	c.Assert(err, IsNil)
+	c.Assert(baseCfg.Core.Worktree, Equals, "foo")
+
+	temporalCfg, err := temporal.Config()
+	c.Assert(err, IsNil)
+	c.Assert(temporalCfg.Core.Worktree, Equals, "bar")
+
+	cfg, err = cs.Config()
+	c.Assert(err, IsNil)
+	c.Assert(temporalCfg.Core.Worktree, Equals, "bar")
+}
+
+func (s *ConfigSuite) TestCommit(c *C) {
+	cfg := config.NewConfig()
+	cfg.Core.Worktree = "foo"
+
+	base := memory.NewStorage()
+	err := base.SetConfig(cfg)
+	c.Assert(err, IsNil)
+
+	temporal := memory.NewStorage()
+
+	cfg = config.NewConfig()
+	cfg.Core.Worktree = "bar"
+
+	cs := NewConfigStorage(base, temporal)
+	err = cs.SetConfig(cfg)
+	c.Assert(err, IsNil)
+
+	err = cs.Commit()
+	c.Assert(err, IsNil)
+
+	baseCfg, err := base.Config()
+	c.Assert(err, IsNil)
+	c.Assert(baseCfg.Core.Worktree, Equals, "bar")
+}