Add glide.yaml and vendor deps

vendor/k8s.io/kubernetes/pkg/util/diff/diff_test.go

@@ -0,0 +1,88 @@
+/*
+Copyright 2016 The Kubernetes Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+package diff
+
+import (
+	"testing"
+)
+
+func TestObjectReflectDiff(t *testing.T) {
+	type struct1 struct{ A []int }
+
+	testCases := map[string]struct {
+		a, b interface{}
+		out  string
+	}{
+		"map": {
+			a: map[string]int{},
+			b: map[string]int{},
+		},
+		"detect nil map": {
+			a: map[string]int(nil),
+			b: map[string]int{},
+			out: `
+object:
+  a: map[string]int(nil)
+  b: map[string]int{}`,
+		},
+		"detect map changes": {
+			a: map[string]int{"test": 1, "other": 2},
+			b: map[string]int{"test": 2, "third": 3},
+			out: `
+object[other]:
+  a: 2
+  b: <nil>
+object[test]:
+  a: 1
+  b: 2
+object[third]:
+  a: <nil>
+  b: 3`,
+		},
+		"nil slice":   {a: struct1{A: nil}, b: struct1{A: nil}},
+		"empty slice": {a: struct1{A: []int{}}, b: struct1{A: []int{}}},
+		"detect slice changes 1": {a: struct1{A: []int{1}}, b: struct1{A: []int{2}}, out: `
+object.A[0]:
+  a: 1
+  b: 2`,
+		},
+		"detect slice changes 2": {a: struct1{A: []int{}}, b: struct1{A: []int{2}}, out: `
+object.A[0]:
+  a: <nil>
+  b: 2`,
+		},
+		"detect slice changes 3": {a: struct1{A: []int{1}}, b: struct1{A: []int{}}, out: `
+object.A[0]:
+  a: 1
+  b: <nil>`,
+		},
+		"detect nil vs empty slices": {a: struct1{A: nil}, b: struct1{A: []int{}}, out: `
+object.A:
+  a: []int(nil)
+  b: []int{}`,
+		},
+	}
+	for name, test := range testCases {
+		expect := test.out
+		if len(expect) == 0 {
+			expect = "<no diffs>"
+		}
+		if actual := ObjectReflectDiff(test.a, test.b); actual != expect {
+			t.Errorf("%s: unexpected output: %s", name, actual)
+		}
+	}
+}