From 7b102a8223b7b27a2d33ae662df1fdde952fee48 Mon Sep 17 00:00:00 2001
From: Laria Carolin Chabowski <laria@laria.me>
Date: Tue, 27 Jun 2017 15:34:20 +0200
Subject: Implement Tree objects

---
 objects/object_tree_test.go | 67 +++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 67 insertions(+)
 create mode 100644 objects/object_tree_test.go

(limited to 'objects/object_tree_test.go')

diff --git a/objects/object_tree_test.go b/objects/object_tree_test.go
new file mode 100644
index 0000000..c80c2e1
--- /dev/null
+++ b/objects/object_tree_test.go
@@ -0,0 +1,67 @@
+package objects
+
+import (
+	"bytes"
+	"testing"
+)
+
+var (
+	testTreeObj = Tree{
+		"foo": TreeEntryFile(genId(0x11)),
+		"bar": TreeEntryDir(genId(0x22)),
+		"baz": TreeEntrySymlink("/föö&bär/💾"), // Test special chars and unicode
+		"😃":   TreeEntryFile(genId(0x33)),
+	}
+
+	testTreeSerialization = []byte("" +
+		"name=%f0%9f%98%83&ref=sha3-256:3333333333333333333333333333333333333333333333333333333333333333&type=file\n" +
+		"name=bar&ref=sha3-256:2222222222222222222222222222222222222222222222222222222222222222&type=dir\n" +
+		"name=baz&target=%2ff%c3%b6%c3%b6%26b%c3%a4r%2f%f0%9f%92%be&type=symlink\n" +
+		"name=foo&ref=sha3-256:1111111111111111111111111111111111111111111111111111111111111111&type=file\n")
+)
+
+func TestSerializeTree(t *testing.T) {
+	have := testTreeObj.Payload()
+
+	if !bytes.Equal(have, testTreeSerialization) {
+		t.Errorf("Unexpected serialization result: %s", have)
+	}
+}
+
+func TestSerializeEmptyTree(t *testing.T) {
+	have := Tree{}.Payload()
+
+	if !bytes.Equal(have, []byte{}) {
+		t.Errorf("Unexpected serialization result: %s", have)
+	}
+}
+
+func TestUnserializeTree(t *testing.T) {
+	have := make(Tree)
+	if err := have.FromPayload(testTreeSerialization); err != nil {
+		t.Fatalf("Unexpected error: %s", err)
+	}
+
+	if !have.Equals(testTreeObj) {
+		t.Errorf("Unexpeced unserialization result: %v", have)
+	}
+}
+
+func TestUnserializeTreeFailure(t *testing.T) {
+	subtests := []struct{ name, payload string }{
+		{"name missing", "ref=sha3-256:0000000000000000000000000000000000000000000000000000000000000000&type=file\n"},
+		{"type missing", "name=foo\n"},
+		{"unknown type", "name=baz&type=foobar\n"},
+		{"file ref missing", "name=foo&type=file\n"},
+		{"dir ref missing", "name=foo&type=dir\n"},
+		{"symlink target missing", "name=foo&type=symlink\n"},
+	}
+
+	for _, subtest := range subtests {
+		have := make(Tree)
+		err := have.FromPayload([]byte(subtest.payload))
+		if err == nil {
+			t.Errorf("Unexpected unserialization success: %v", have)
+		}
+	}
+}
-- 
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