add csi-test to vendor

vendor/github.com/golang/mock/gomock/call_test.go

@@ -0,0 +1,51 @@
+package gomock
+
+import (
+	"testing"
+)
+
+type mockTestReporter struct {
+	errorCalls int
+	fatalCalls int
+}
+
+func (o *mockTestReporter) Errorf(format string, args ...interface{}) {
+	o.errorCalls++
+}
+
+func (o *mockTestReporter) Fatalf(format string, args ...interface{}) {
+	o.fatalCalls++
+}
+
+func (o *mockTestReporter) Helper() {}
+
+func TestCall_After(t *testing.T) {
+	t.Run("SelfPrereqCallsFatalf", func(t *testing.T) {
+		tr1 := &mockTestReporter{}
+
+		c := &Call{t: tr1}
+		c.After(c)
+
+		if tr1.fatalCalls != 1 {
+			t.Errorf("number of fatal calls == %v, want 1", tr1.fatalCalls)
+		}
+	})
+
+	t.Run("LoopInCallOrderCallsFatalf", func(t *testing.T) {
+		tr1 := &mockTestReporter{}
+		tr2 := &mockTestReporter{}
+
+		c1 := &Call{t: tr1}
+		c2 := &Call{t: tr2}
+		c1.After(c2)
+		c2.After(c1)
+
+		if tr1.errorCalls != 0 || tr1.fatalCalls != 0 {
+			t.Error("unexpected errors")
+		}
+
+		if tr2.fatalCalls != 1 {
+			t.Errorf("number of fatal calls == %v, want 1", tr2.fatalCalls)
+		}
+	})
+}