Bumping k8s dependencies to 1.13

vendor/github.com/imdario/mergo/pr81_test.go

@@ -0,0 +1,42 @@
+package mergo
+
+import (
+	"testing"
+)
+
+func TestMapInterfaceWithMultipleLayer(t *testing.T) {
+	m1 := map[string]interface{}{
+		"k1": map[string]interface{}{
+			"k1.1": "v1",
+		},
+	}
+
+	m2 := map[string]interface{}{
+		"k1": map[string]interface{}{
+			"k1.1": "v2",
+			"k1.2": "v3",
+		},
+	}
+
+	if err := Map(&m1, m2, WithOverride); err != nil {
+		t.Fatalf("Error merging: %v", err)
+	}
+
+	// Check overwrite of sub map works
+	expected := "v2"
+	actual := m1["k1"].(map[string]interface{})["k1.1"].(string)
+	if actual != expected {
+		t.Fatalf("Expected %v but got %v",
+			expected,
+			actual)
+	}
+
+	// Check new key is merged
+	expected = "v3"
+	actual = m1["k1"].(map[string]interface{})["k1.2"].(string)
+	if actual != expected {
+		t.Fatalf("Expected %v but got %v",
+			expected,
+			actual)
+	}
+}