add csi-test to vendor

vendor/github.com/golang/mock/sample/user_test.go

@@ -0,0 +1,161 @@
+// A test that uses a mock.
+package user_test
+
+import (
+	"testing"
+
+	"github.com/golang/mock/gomock"
+	"github.com/golang/mock/sample"
+	"github.com/golang/mock/sample/imp1"
+	mock_user "github.com/golang/mock/sample/mock_user"
+)
+
+func TestRemember(t *testing.T) {
+	ctrl := gomock.NewController(t)
+	defer ctrl.Finish()
+
+	mockIndex := mock_user.NewMockIndex(ctrl)
+	mockIndex.EXPECT().Put("a", 1)            // literals work
+	mockIndex.EXPECT().Put("b", gomock.Eq(2)) // matchers work too
+
+	// NillableRet returns error. Not declaring it should result in a nil return.
+	mockIndex.EXPECT().NillableRet()
+	// Calls that returns something assignable to the return type.
+	boolc := make(chan bool)
+	// In this case, "chan bool" is assignable to "chan<- bool".
+	mockIndex.EXPECT().ConcreteRet().Return(boolc)
+	// In this case, nil is assignable to "chan<- bool".
+	mockIndex.EXPECT().ConcreteRet().Return(nil)
+
+	// Should be able to place expectations on variadic methods.
+	mockIndex.EXPECT().Ellip("%d", 0, 1, 1, 2, 3) // direct args
+	tri := []interface{}{1, 3, 6, 10, 15}
+	mockIndex.EXPECT().Ellip("%d", tri...) // args from slice
+	mockIndex.EXPECT().EllipOnly(gomock.Eq("arg"))
+
+	user.Remember(mockIndex, []string{"a", "b"}, []interface{}{1, 2})
+	// Check the ConcreteRet calls.
+	if c := mockIndex.ConcreteRet(); c != boolc {
+		t.Errorf("ConcreteRet: got %v, want %v", c, boolc)
+	}
+	if c := mockIndex.ConcreteRet(); c != nil {
+		t.Errorf("ConcreteRet: got %v, want nil", c)
+	}
+
+	// Try one with an action.
+	calledString := ""
+	mockIndex.EXPECT().Put(gomock.Any(), gomock.Any()).Do(func(key string, _ interface{}) {
+		calledString = key
+	})
+	mockIndex.EXPECT().NillableRet()
+	user.Remember(mockIndex, []string{"blah"}, []interface{}{7})
+	if calledString != "blah" {
+		t.Fatalf(`Uh oh. %q != "blah"`, calledString)
+	}
+
+	// Use Do with a nil arg.
+	mockIndex.EXPECT().Put("nil-key", gomock.Any()).Do(func(key string, value interface{}) {
+		if value != nil {
+			t.Errorf("Put did not pass through nil; got %v", value)
+		}
+	})
+	mockIndex.EXPECT().NillableRet()
+	user.Remember(mockIndex, []string{"nil-key"}, []interface{}{nil})
+}
+
+func TestVariadicFunction(t *testing.T) {
+	ctrl := gomock.NewController(t)
+	defer ctrl.Finish()
+
+	mockIndex := mock_user.NewMockIndex(ctrl)
+	mockIndex.EXPECT().Ellip("%d", 5, 6, 7, 8).Do(func(format string, nums ...int) {
+		sum := 0
+		for _, value := range nums {
+			sum += value
+		}
+		if sum != 26 {
+			t.Errorf("Expected 7, got %d", sum)
+		}
+	})
+	mockIndex.EXPECT().Ellip("%d", gomock.Any()).Do(func(format string, nums ...int) {
+		sum := 0
+		for _, value := range nums {
+			sum += value
+		}
+		if sum != 10 {
+			t.Errorf("Expected 7, got %d", sum)
+		}
+	})
+	mockIndex.EXPECT().Ellip("%d", gomock.Any()).Do(func(format string, nums ...int) {
+		sum := 0
+		for _, value := range nums {
+			sum += value
+		}
+		if sum != 0 {
+			t.Errorf("Expected 0, got %d", sum)
+		}
+	})
+	mockIndex.EXPECT().Ellip("%d", gomock.Any()).Do(func(format string, nums ...int) {
+		sum := 0
+		for _, value := range nums {
+			sum += value
+		}
+		if sum != 0 {
+			t.Errorf("Expected 0, got %d", sum)
+		}
+	})
+	mockIndex.EXPECT().Ellip("%d").Do(func(format string, nums ...int) {
+		sum := 0
+		for _, value := range nums {
+			sum += value
+		}
+		if sum != 0 {
+			t.Errorf("Expected 0, got %d", sum)
+		}
+	})
+
+	mockIndex.Ellip("%d", 1, 2, 3, 4) // Match second matcher.
+	mockIndex.Ellip("%d", 5, 6, 7, 8) // Match first matcher.
+	mockIndex.Ellip("%d", 0)
+	mockIndex.Ellip("%d")
+	mockIndex.Ellip("%d")
+}
+
+func TestGrabPointer(t *testing.T) {
+	ctrl := gomock.NewController(t)
+	defer ctrl.Finish()
+
+	mockIndex := mock_user.NewMockIndex(ctrl)
+	mockIndex.EXPECT().Ptr(gomock.Any()).SetArg(0, 7) // set first argument to 7
+
+	i := user.GrabPointer(mockIndex)
+	if i != 7 {
+		t.Errorf("Expected 7, got %d", i)
+	}
+}
+
+func TestEmbeddedInterface(t *testing.T) {
+	ctrl := gomock.NewController(t)
+	defer ctrl.Finish()
+
+	mockEmbed := mock_user.NewMockEmbed(ctrl)
+	mockEmbed.EXPECT().RegularMethod()
+	mockEmbed.EXPECT().EmbeddedMethod()
+	mockEmbed.EXPECT().ForeignEmbeddedMethod()
+
+	mockEmbed.RegularMethod()
+	mockEmbed.EmbeddedMethod()
+	var emb imp1.ForeignEmbedded = mockEmbed // also does interface check
+	emb.ForeignEmbeddedMethod()
+}
+
+func TestExpectTrueNil(t *testing.T) {
+	// Make sure that passing "nil" to EXPECT (thus as a nil interface value),
+	// will correctly match a nil concrete type.
+	ctrl := gomock.NewController(t)
+	defer ctrl.Finish()
+
+	mockIndex := mock_user.NewMockIndex(ctrl)
+	mockIndex.EXPECT().Ptr(nil) // this nil is a nil interface{}
+	mockIndex.Ptr(nil)          // this nil is a nil *int
+}