Add branch status and tests

new/status_test.go

@@ -0,0 +1,44 @@
+package new
+
+import "testing"
+
+func TestBranchStatusLocal(t *testing.T) {
+	tr := NewRepoWithCommit(t)
+	tr.NewBranch("branch")
+
+	repo, err := OpenRepo(tr.Path)
+	checkFatal(t, err)
+
+	err = repo.LoadStatus()
+	checkFatal(t, err)
+
+	if repo.Status.Branches["master"].Upstream != nil {
+		t.Errorf("'master' branch should not have an upstream")
+	}
+
+	if repo.Status.Branches["branch"].Upstream != nil {
+		t.Errorf("'branch' branch should not have an upstream")
+	}
+}
+
+func TestBranchStatusCloned(t *testing.T) {
+	origin := NewRepoWithCommit(t)
+
+	clone := origin.Clone()
+	clone.NewBranch("local")
+
+	repo, err := OpenRepo(clone.Path)
+	checkFatal(t, err)
+
+	err = repo.LoadStatus()
+	checkFatal(t, err)
+
+	if repo.Status.Branches["master"].Upstream == nil {
+		t.Errorf("'master' branch should have an upstream")
+	}
+
+	if repo.Status.Branches["local"].Upstream != nil {
+		t.Errorf("'local' branch should not have an upstream")
+	}
+
+}