github.com/pingcap/tiflow@v0.0.0-20240520035814-5bf52d54e205/cdc/api/middleware/middleware_test.go (about)

     1  // Copyright 2022 PingCAP, Inc.
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //     http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // See the License for the specific language governing permissions and
    12  // limitations under the License.
    13  
    14  package middleware
    15  
    16  import (
    17  	"context"
    18  	"net/http"
    19  	"net/http/httptest"
    20  	"testing"
    21  
    22  	"github.com/gin-gonic/gin"
    23  	"github.com/pingcap/tiflow/cdc/capture"
    24  	"github.com/stretchr/testify/require"
    25  )
    26  
    27  type testCaptureInfoProvider struct {
    28  	capture.Capture
    29  	ready bool
    30  }
    31  
    32  func (c *testCaptureInfoProvider) IsReady() bool {
    33  	return c.ready
    34  }
    35  
    36  func TestCheckServerReadyMiddleware(t *testing.T) {
    37  	capture := &testCaptureInfoProvider{ready: false}
    38  	router := gin.New()
    39  	router.Use(CheckServerReadyMiddleware(capture))
    40  	router.Use(LogMiddleware())
    41  	router.Use(ErrorHandleMiddleware())
    42  	router.GET("/test", func(c *gin.Context) {
    43  		c.Status(http.StatusOK)
    44  	})
    45  
    46  	w := httptest.NewRecorder()
    47  	req, err := http.NewRequestWithContext(context.Background(),
    48  		"GET", "/test", nil)
    49  	require.Nil(t, err)
    50  	router.ServeHTTP(w, req)
    51  	require.Equal(t, http.StatusServiceUnavailable, w.Code)
    52  	capture.ready = true
    53  	w = httptest.NewRecorder()
    54  	req, err = http.NewRequestWithContext(context.Background(),
    55  		"GET", "/test", nil)
    56  	require.Nil(t, err)
    57  	router.ServeHTTP(w, req)
    58  	require.Equal(t, http.StatusOK, w.Code)
    59  }