1 files changed, 98 insertions, 0 deletions
diff --git a/objects/object_file_test.go b/objects/object_file_test.go
new file mode 100644
index 0000000..f1cb584
--- /dev/null
+++ b/objects/object_file_test.go
@@ -0,0 +1,98 @@
+package objects
+
+import (
+	"bytes"
+	"testing"
+)
+
+var (
+	testFileObj = File{
+		FileFragment{Blob: genId(0x11), Size: 10},
+		FileFragment{Blob: genId(0x22), Size: 20},
+		FileFragment{Blob: genId(0x33), Size: 30},
+		FileFragment{Blob: genId(0x44), Size: 40},
+		FileFragment{Blob: genId(0x55), Size: 50},
+	}
+
+	testFileSerialization = []byte("" +
+		"blob=sha3-256:1111111111111111111111111111111111111111111111111111111111111111&size=10\n" +
+		"blob=sha3-256:2222222222222222222222222222222222222222222222222222222222222222&size=20\n" +
+		"blob=sha3-256:3333333333333333333333333333333333333333333333333333333333333333&size=30\n" +
+		"blob=sha3-256:4444444444444444444444444444444444444444444444444444444444444444&size=40\n" +
+		"blob=sha3-256:5555555555555555555555555555555555555555555555555555555555555555&size=50\n")
+)
+
+func genId(b byte) (oid ObjectId) {
+	oid.Algo = OIdAlgoSHA3_256
+	oid.Sum = make([]byte, OIdAlgoSHA3_256.sumLength())
+	for i := 0; i < OIdAlgoSHA3_256.sumLength(); i++ {
+		oid.Sum[i] = b
+	}
+
+	return
+}
+
+func TestSerializeFile(t *testing.T) {
+	have := testFileObj.Payload()
+
+	if !bytes.Equal(have, testFileSerialization) {
+		t.Errorf("Unexpected serialization result: %s", have)
+	}
+}
+
+func TestSerializeEmptyFile(t *testing.T) {
+	f := File{}
+
+	have := f.Payload()
+	want := []byte{}
+
+	if !bytes.Equal(have, want) {
+		t.Errorf("Unexpected serialization result: %s", have)
+	}
+}
+
+func TestUnserializeFile(t *testing.T) {
+	have := File{}
+	err := have.FromPayload(testFileSerialization)
+
+	if err != nil {
+		t.Fatalf("Unexpected error: %s", err)
+	}
+
+	if !have.Equals(testFileObj) {
+		t.Errorf("Unexpeced unserialization result: %v", have)
+	}
+}
+
+func TestUnserializeEmptyFile(t *testing.T) {
+	have := File{}
+	err := have.FromPayload([]byte{})
+
+	if err != nil {
+		t.Fatalf("Unexpected error: %s", err)
+	}
+
+	if len(have) != 0 {
+		t.Errorf("Unexpeced unserialization result: %v", have)
+	}
+}
+
+func TestUnserializeFailure(t *testing.T) {
+	subtests := []struct{ name, payload string }{
+		{"missing blob", "size=100\n"},
+		{"empty blob", "blob=&size=100"},
+		{"invalid blob", "blob=foobar&size=100"}, // Variations of invalid IDs are tested elsewhere
+		{"missing size", "blob=sha3-256:0000000000000000000000000000000000000000000000000000000000000000\n"},
+		{"empty size", "blob=sha3-256:0000000000000000000000000000000000000000000000000000000000000000&size=\n"},
+		{"invalid size", "blob=sha3-256:0000000000000000000000000000000000000000000000000000000000000000&size=foobar\n"},
+		{"no props", "foobar\n"},
+	}
+
+	for _, subtest := range subtests {
+		have := File{}
+		err := have.FromPayload([]byte(subtest.payload))
+		if err == nil {
+			t.Errorf("Unexpected unserialization success: %v", have)
+		}
+	}
+}