Ejemplo n.º 1
0
func TestPubSubBubbling(t *testing.T) {
	defer errLogBuf.Reset()
	testPath := "a/b/c"

	m := config.NewManager()

	_, err := m.Subscribe("", nil)
	assert.EqualError(t, err, config.ErrPathEmpty.Error())

	subID, err := m.Subscribe(testPath, &testSubscriber{
		f: func(path string, sg scope.Scope, id int64) error {
			assert.Equal(t, testPath, path)
			if sg == scope.DefaultID {
				assert.Equal(t, int64(0), id)
			} else {
				assert.Equal(t, int64(123), id)
			}
			return nil
		},
	})
	assert.NoError(t, err)
	assert.Equal(t, 1, subID, "The very first subscription ID should be 1")

	m.Write(config.Value(1), config.Path(testPath), config.Scope(scope.WebsiteID, 123))

	assert.NoError(t, m.Close())
	time.Sleep(time.Millisecond * 10) // wait for goroutine to close

	// send on closed channel
	m.Write(config.NoBubble(), config.Value(1), config.Path(testPath+"Doh"), config.Scope(scope.WebsiteID, 3))
	assert.EqualError(t, m.Close(), config.ErrPublisherClosed.Error())
}
Ejemplo n.º 2
0
func TestPubSubEvict(t *testing.T) {
	defer errLogBuf.Reset()

	var level2Calls int
	var level3Calls int

	var pErr = errors.New("WTF Eviction? Panic!")
	m := config.NewManager()
	subID, err := m.Subscribe("x/y", &testSubscriber{
		f: func(path string, sg scope.Scope, id int64) error {
			assert.Contains(t, path, "x/y")
			// this function gets called 3 times
			level2Calls++
			return nil
		},
	})
	assert.NoError(t, err)
	assert.Equal(t, 1, subID)

	subID, err = m.Subscribe("x/y/z", &testSubscriber{
		f: func(path string, sg scope.Scope, id int64) error {
			level3Calls++
			// this function gets called 1 times and then gets removed
			panic(pErr)
			return nil
		},
	})
	assert.NoError(t, err)
	assert.Equal(t, 2, subID)

	m.Write(config.Value(321), config.Path("x/y/z"), config.ScopeStore(123), config.NoBubble())
	m.Write(config.Value(321), config.Path("x/y/a"), config.ScopeStore(123), config.NoBubble())
	m.Write(config.Value(321), config.Path("x/y/z"), config.ScopeStore(123), config.NoBubble())

	time.Sleep(time.Millisecond * 20) // wait for goroutine ...

	assert.Contains(t, errLogBuf.String(), "testErr: stdLib.go:228: config.pubSub.publish.recover.err err: WTF Eviction? Panic!")

	assert.Equal(t, 3, level2Calls)
	assert.Equal(t, 1, level3Calls)
}
Ejemplo n.º 3
0
func TestPubSubPanic(t *testing.T) {
	defer errLogBuf.Reset()
	testPath := "x/y/z"

	m := config.NewManager()
	subID, err := m.Subscribe(testPath, &testSubscriber{
		f: func(path string, sg scope.Scope, id int64) error {
			panic("Don't panic!")
			return nil
		},
	})
	assert.NoError(t, err)
	assert.Equal(t, 1, subID, "The very first subscription ID should be 1")
	m.Write(config.Value(321), config.Path(testPath), config.ScopeStore(123), config.NoBubble())
	assert.NoError(t, m.Close())
	time.Sleep(time.Millisecond * 10) // wait for goroutine to close
	assert.Contains(t, errLogBuf.String(), `config.pubSub.publish.recover.r recover: "Don't panic!"`)
}
Ejemplo n.º 4
0
func TestPubSubUnsubscribe(t *testing.T) {
	defer errLogBuf.Reset()

	var pErr = errors.New("WTF? Panic!")
	m := config.NewManager()
	subID, err := m.Subscribe("x/y/z", &testSubscriber{
		f: func(path string, sg scope.Scope, id int64) error {
			panic(pErr)
			return nil
		},
	})
	assert.NoError(t, err)
	assert.Equal(t, 1, subID, "The very first subscription ID should be 1")
	assert.NoError(t, m.Unsubscribe(subID))
	m.Write(config.Value(321), config.Path("x/y/z"), config.ScopeStore(123), config.NoBubble())
	time.Sleep(time.Millisecond) // wait for goroutine ...
	assert.Empty(t, errLogBuf.String())
}
Ejemplo n.º 5
0
func TestPubSubPanicError(t *testing.T) {
	defer errLogBuf.Reset()
	testPath := "™/ö/º"

	var pErr = errors.New("OMG! Panic!")
	m := config.NewManager()
	subID, err := m.Subscribe(testPath, &testSubscriber{
		f: func(path string, sg scope.Scope, id int64) error {
			panic(pErr)
			return nil
		},
	})
	assert.NoError(t, err)
	assert.Equal(t, 1, subID, "The very first subscription ID should be 1")
	m.Write(config.Value(321), config.Path(testPath), config.ScopeStore(123), config.NoBubble())
	// not closing channel to let the Goroutine around egging aka. herumeiern.
	time.Sleep(time.Millisecond * 10) // wait for goroutine ...
	assert.Contains(t, errLogBuf.String(), `config.pubSub.publish.recover.err err: OMG! Panic!`)
}
Ejemplo n.º 6
0
func TestPubSubPanicMultiple(t *testing.T) {
	defer errLogBuf.Reset()
	m := config.NewManager()

	subID, err := m.Subscribe("x", &testSubscriber{
		f: func(path string, sg scope.Scope, id int64) error {
			assert.Equal(t, "x/y/z", path)
			panic("One: Don't panic!")
			return nil
		},
	})
	assert.NoError(t, err)
	assert.True(t, subID > 0)

	subID, err = m.Subscribe("x/y", &testSubscriber{
		f: func(path string, sg scope.Scope, id int64) error {
			assert.Equal(t, "x/y/z", path)
			panic("Two: Don't panic!")
			return nil
		},
	})
	assert.NoError(t, err)
	assert.True(t, subID > 0)

	subID, err = m.Subscribe("x/y/z", &testSubscriber{
		f: func(path string, sg scope.Scope, id int64) error {
			assert.Equal(t, "x/y/z", path)
			panic("Three: Don't panic!")
			return nil
		},
	})
	assert.NoError(t, err)
	assert.True(t, subID > 0)

	m.Write(config.Value(789), config.Path("x/y/z"), config.ScopeStore(987), config.NoBubble())
	assert.NoError(t, m.Close())
	time.Sleep(time.Millisecond * 30) // wait for goroutine to close
	assert.Contains(t, errLogBuf.String(), `testErr: stdLib.go:228: config.pubSub.publish.recover.r recover: "One: Don't panic!`)
	assert.Contains(t, errLogBuf.String(), `testErr: stdLib.go:228: config.pubSub.publish.recover.r recover: "Two: Don't panic!"`)
	assert.Contains(t, errLogBuf.String(), `testErr: stdLib.go:228: config.pubSub.publish.recover.r recover: "Three: Don't panic!"`)
}