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client_test.go
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client_test.go
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package objects
import (
"encoding/json"
"net/http"
"sync"
"sync/atomic"
"testing"
"time"
"github.com/jarcoal/httpmock"
"github.com/stretchr/testify/suite"
)
func TestClient(t *testing.T) {
suite.Run(t, &ClientTestSuite{})
}
type ClientTestSuite struct {
suite.Suite
httpRequestsMutex sync.Mutex
httpRequests []*batch
httpSuccess int64
httpErrors int64
}
func (c *ClientTestSuite) SetupSuite() {
httpmock.Activate()
responder := func(req *http.Request) (*http.Response, error) {
defer req.Body.Close()
v := &batch{}
dec := json.NewDecoder(req.Body)
if err := dec.Decode(v); err != nil {
atomic.AddInt64(&c.httpErrors, 1)
return httpmock.NewStringResponse(500, ""), nil
}
c.httpRequestsMutex.Lock()
c.httpRequests = append(c.httpRequests, v)
c.httpRequestsMutex.Unlock()
atomic.AddInt64(&c.httpSuccess, 1)
return httpmock.NewStringResponse(200, `{"success": true}`), nil
}
httpmock.RegisterResponder("POST", "https://objects.segment.com/v1/set", responder)
}
func (c *ClientTestSuite) TestNewClient() {
client := New("writeKey")
c.NotNil(client)
c.NotEmpty(client.BaseEndpoint)
c.NotNil(client.Client)
c.NotNil(client.Logger)
c.NotNil(client.semaphore)
c.NotNil(client.wg)
c.NotNil(client.Source)
c.Equal("writeKey", client.writeKey)
c.Equal(0, client.cmap.Count())
}
func (c *ClientTestSuite) TestSetOnce() {
client := New("writeKey")
c.NotNil(client)
v := &Object{ID: "id", Collection: "c", Properties: map[string]interface{}{"p": "1"}}
c.NoError(client.Set(v))
c.Equal(1, client.cmap.Count())
}
func (c *ClientTestSuite) TestSetFull() {
client := New("writeKey")
c.NotNil(client)
v1 := &Object{ID: "id", Collection: "c", Properties: map[string]interface{}{"p": "1"}}
c.NoError(client.Set(v1))
v2 := &Object{ID: "id2", Collection: "c", Properties: map[string]interface{}{"p": "2"}}
c.NoError(client.Set(v2))
c.Equal(1, client.cmap.Count())
c.NoError(client.Close())
c.Len(c.httpRequests, 1)
c.Equal("c", c.httpRequests[0].Collection)
received := []*Object{}
c.NoError(json.Unmarshal(c.httpRequests[0].Objects, &received))
c.Len(received, 2)
c.Equal("id", received[0].ID)
c.Equal("id2", received[1].ID)
}
func (c *ClientTestSuite) TestChannelFlow() {
client := New("writeKey")
c.NotNil(client)
v := &Object{ID: "id", Collection: "c", Properties: map[string]interface{}{"p": "1"}}
buf := client.cmap.Fetch("c", client.fetchFunction)
buf.Channel <- v
// TODO(vince): Find a better solution to test this
// Wait for the channel to add to buffer
time.Sleep(250 * time.Millisecond)
c.Equal(1, buf.count())
bt, err := json.Marshal(v)
c.NoError(err)
c.Equal(len(bt), buf.size())
}
func (c *ClientTestSuite) TestSetErrors() {
client := New("writeKey")
c.NotNil(client)
// Error with empty object
c.Error(client.Set(&Object{}))
// Error with empty Collection
c.Error(client.Set(&Object{ID: "id", Collection: "", Properties: map[string]interface{}{"prop1": "1"}}))
// Error without properties
c.Error(client.Set(&Object{ID: "id", Collection: "collection"}))
// Error with empty ID
c.Error(client.Set(&Object{ID: "", Collection: "collection", Properties: map[string]interface{}{"prop1": "1"}}))
}
func (c *ClientTestSuite) TestClose() {
client := New("writeKey")
c.NotNil(client)
client.Close()
// Error already closed
c.Error(client.Set(&Object{ID: "id", Collection: "collection", Properties: map[string]interface{}{"prop1": "1"}}))
}