1 files changed, 98 insertions, 0 deletions
diff --git a/bug/op_set_metadata_test.go b/bug/op_set_metadata_test.go
new file mode 100644
index 00000000..068e2bb0
--- /dev/null
+++ b/bug/op_set_metadata_test.go
@@ -0,0 +1,98 @@
+package bug
+
+import (
+	"testing"
+	"time"
+
+	"github.com/stretchr/testify/assert"
+)
+
+func TestSetMetadata(t *testing.T) {
+	snapshot := Snapshot{}
+
+	var rene = Person{
+		Name:  "René Descartes",
+		Email: "rene@descartes.fr",
+	}
+
+	unix := time.Now().Unix()
+
+	create := NewCreateOp(rene, unix, "title", "create", nil)
+	create.SetMetadata("key", "value")
+	create.Apply(&snapshot)
+	snapshot.Operations = append(snapshot.Operations, create)
+
+	hash1, err := create.Hash()
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	comment := NewAddCommentOp(rene, unix, "comment", nil)
+	comment.SetMetadata("key2", "value2")
+	comment.Apply(&snapshot)
+	snapshot.Operations = append(snapshot.Operations, comment)
+
+	hash2, err := comment.Hash()
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	op1 := NewSetMetadataOp(rene, unix, hash1, map[string]string{
+		"key":  "override",
+		"key2": "value",
+	})
+
+	op1.Apply(&snapshot)
+	snapshot.Operations = append(snapshot.Operations, op1)
+
+	createMetadata := snapshot.Operations[0].AllMetadata()
+	assert.Equal(t, len(createMetadata), 2)
+	// original key is not overrided
+	assert.Equal(t, createMetadata["key"], "value")
+	// new key is set
+	assert.Equal(t, createMetadata["key2"], "value")
+
+	commentMetadata := snapshot.Operations[1].AllMetadata()
+	assert.Equal(t, len(commentMetadata), 1)
+	assert.Equal(t, commentMetadata["key2"], "value2")
+
+	op2 := NewSetMetadataOp(rene, unix, hash2, map[string]string{
+		"key2": "value",
+		"key3": "value3",
+	})
+
+	op2.Apply(&snapshot)
+	snapshot.Operations = append(snapshot.Operations, op2)
+
+	createMetadata = snapshot.Operations[0].AllMetadata()
+	assert.Equal(t, len(createMetadata), 2)
+	assert.Equal(t, createMetadata["key"], "value")
+	assert.Equal(t, createMetadata["key2"], "value")
+
+	commentMetadata = snapshot.Operations[1].AllMetadata()
+	assert.Equal(t, len(commentMetadata), 2)
+	// original key is not overrided
+	assert.Equal(t, commentMetadata["key2"], "value2")
+	// new key is set
+	assert.Equal(t, commentMetadata["key3"], "value3")
+
+	op3 := NewSetMetadataOp(rene, unix, hash1, map[string]string{
+		"key":  "override",
+		"key2": "override",
+	})
+
+	op3.Apply(&snapshot)
+	snapshot.Operations = append(snapshot.Operations, op3)
+
+	createMetadata = snapshot.Operations[0].AllMetadata()
+	assert.Equal(t, len(createMetadata), 2)
+	// original key is not overrided
+	assert.Equal(t, createMetadata["key"], "value")
+	// previously set key is not overrided
+	assert.Equal(t, createMetadata["key2"], "value")
+
+	commentMetadata = snapshot.Operations[1].AllMetadata()
+	assert.Equal(t, len(commentMetadata), 2)
+	assert.Equal(t, commentMetadata["key2"], "value2")
+	assert.Equal(t, commentMetadata["key3"], "value3")
+}