1 files changed, 53 insertions, 0 deletions
diff --git a/vendor/github.com/google/gopacket/bytediff/bytediff_test.go b/vendor/github.com/google/gopacket/bytediff/bytediff_test.go
new file mode 100644
index 0000000..022ad4b
--- /dev/null
+++ b/vendor/github.com/google/gopacket/bytediff/bytediff_test.go
@@ -0,0 +1,53 @@
+// Copyright 2012 Google, Inc. All rights reserved.
+//
+// Use of this source code is governed by a BSD-style license
+// that can be found in the LICENSE file in the root of the source
+// tree.
+
+package bytediff
+
+import (
+	"reflect"
+	"testing"
+)
+
+func TestLCS(t *testing.T) {
+	for i, test := range []struct {
+		a, b                   []byte
+		indexA, indexB, length int
+	}{
+		{[]byte{1, 2, 3}, []byte{1, 2, 3}, 0, 0, 3},
+		{[]byte{0, 1, 2, 3}, []byte{1, 2, 3, 4}, 1, 0, 3},
+		{[]byte{0, 1, 2, 3, 1, 2, 3, 4, 1, 2, 3}, []byte{1, 2, 3, 4}, 4, 0, 4},
+		{[]byte{1, 2, 2, 3, 4}, []byte{1, 2, 3, 4}, 2, 1, 3},
+		{[]byte{0, 1, 2, 3, 4}, []byte{1, 1, 2, 2, 3, 4}, 2, 3, 3},
+	} {
+		ia, ib, l := longestCommonSubstring(test.a, test.b)
+		if ia != test.indexA || ib != test.indexB || l != test.length {
+			t.Errorf("%d: want (%d %d %d) got (%d %d %d)", i, test.indexA, test.indexB, test.length, ia, ib, l)
+		}
+	}
+}
+
+func TestDiff(t *testing.T) {
+	for i, test := range []struct {
+		a, b []byte
+		d    Differences
+	}{
+		{
+			[]byte{0, 1, 2, 3, 4},
+			[]byte{1, 1, 2, 2, 3, 4},
+			Differences{
+				Difference{true, []byte{0}, []byte{}},
+				Difference{false, []byte{1}, []byte{1}},
+				Difference{true, []byte{}, []byte{1, 2}},
+				Difference{false, []byte{2, 3, 4}, []byte{2, 3, 4}},
+			},
+		},
+	} {
+		diffs := Diff(test.a, test.b)
+		if !reflect.DeepEqual(diffs, test.d) {
+			t.Errorf("%d want %v got %v", i, test.d, diffs)
+		}
+	}
+}