Function TestCheckConnections

internal/proxy/proxy_test.go:762–813

(t *testing.T)

}

func TestCheckConnections(t *testing.T) {
	in := &proxy.Config{
		Addr: "127.0.0.1",
		Port: 24016,
		Instances: []proxy.InstanceConnConfig{
			{Name: "proj:region:pg"},
		},
	}
	d := &fakeDialer{}
	c, err := proxy.NewClient(context.Background(), d, testLogger, in, nil)
	if err != nil {
		t.Fatalf("proxy.NewClient error: %v", err)
	}
	defer c.Close()
	go c.Serve(context.Background(), func() {})

	n, err := c.CheckConnections(context.Background())
	if err != nil {
		t.Fatalf("CheckConnections failed: %v", err)
	}
	if want, got := len(in.Instances), n; want != got {
		t.Fatalf("CheckConnections number of connections: want = %v, got = %v", want, got)
	}

	if want, got := 1, d.dialAttempts(); want != got {
		t.Fatalf("dial attempts: want = %v, got = %v", want, got)
	}

	in = &proxy.Config{
		Addr: "127.0.0.1",
		Port: 26002,
		Instances: []proxy.InstanceConnConfig{
			{Name: "proj:region:pg1"},
			{Name: "proj:region:pg2"},
		},
	}
	ed := &errorDialer{}
	c, err = proxy.NewClient(context.Background(), ed, testLogger, in, nil)
	if err != nil {
		t.Fatalf("proxy.NewClient error: %v", err)
	}
	defer c.Close()
	go c.Serve(context.Background(), func() {})

	n, err = c.CheckConnections(context.Background())
	if err == nil {
		t.Fatal("CheckConnections should have failed, but did not")
	}
	if want, got := len(in.Instances), n; want != got {
		t.Fatalf("CheckConnections number of connections: want = %v, got = %v", want, got)
	}
}

func TestRunConnectionCheck(t *testing.T) {
	in := &proxy.Config{