github.com/gofiber/fiber/v2@v2.47.0/middleware/requestid/requestid_test.go (about)

     1  package requestid
     2  
     3  import (
     4  	"net/http/httptest"
     5  	"testing"
     6  
     7  	"github.com/gofiber/fiber/v2"
     8  	"github.com/gofiber/fiber/v2/utils"
     9  )
    10  
    11  // go test -run Test_RequestID
    12  func Test_RequestID(t *testing.T) {
    13  	t.Parallel()
    14  	app := fiber.New()
    15  
    16  	app.Use(New())
    17  
    18  	app.Get("/", func(c *fiber.Ctx) error {
    19  		return c.SendString("Hello, World 👋!")
    20  	})
    21  
    22  	resp, err := app.Test(httptest.NewRequest(fiber.MethodGet, "/", nil))
    23  	utils.AssertEqual(t, nil, err)
    24  	utils.AssertEqual(t, fiber.StatusOK, resp.StatusCode)
    25  
    26  	reqid := resp.Header.Get(fiber.HeaderXRequestID)
    27  	utils.AssertEqual(t, 36, len(reqid))
    28  
    29  	req := httptest.NewRequest(fiber.MethodGet, "/", nil)
    30  	req.Header.Add(fiber.HeaderXRequestID, reqid)
    31  
    32  	resp, err = app.Test(req)
    33  	utils.AssertEqual(t, nil, err)
    34  	utils.AssertEqual(t, fiber.StatusOK, resp.StatusCode)
    35  	utils.AssertEqual(t, reqid, resp.Header.Get(fiber.HeaderXRequestID))
    36  }
    37  
    38  // go test -run Test_RequestID_Next
    39  func Test_RequestID_Next(t *testing.T) {
    40  	t.Parallel()
    41  	app := fiber.New()
    42  	app.Use(New(Config{
    43  		Next: func(_ *fiber.Ctx) bool {
    44  			return true
    45  		},
    46  	}))
    47  
    48  	resp, err := app.Test(httptest.NewRequest(fiber.MethodGet, "/", nil))
    49  	utils.AssertEqual(t, nil, err)
    50  	utils.AssertEqual(t, resp.Header.Get(fiber.HeaderXRequestID), "")
    51  	utils.AssertEqual(t, fiber.StatusNotFound, resp.StatusCode)
    52  }
    53  
    54  // go test -run Test_RequestID_Locals
    55  func Test_RequestID_Locals(t *testing.T) {
    56  	t.Parallel()
    57  	reqID := "ThisIsARequestId"
    58  	type ContextKey int
    59  	const requestContextKey ContextKey = iota
    60  
    61  	app := fiber.New()
    62  	app.Use(New(Config{
    63  		Generator: func() string {
    64  			return reqID
    65  		},
    66  		ContextKey: requestContextKey,
    67  	}))
    68  
    69  	var ctxVal string
    70  
    71  	app.Use(func(c *fiber.Ctx) error {
    72  		ctxVal = c.Locals(requestContextKey).(string) //nolint:forcetypeassert,errcheck // We always store a string in here
    73  		return c.Next()
    74  	})
    75  
    76  	_, err := app.Test(httptest.NewRequest(fiber.MethodGet, "/", nil))
    77  	utils.AssertEqual(t, nil, err)
    78  	utils.AssertEqual(t, reqID, ctxVal)
    79  }