👷 improve pprof test cases

middleware/pprof/pprof.go

@@ -35,7 +35,6 @@ func New() fiber.Handler {
 		// Switch to original path without stripped slashes
 		switch path {
 		case "/debug/pprof/":
-			c.Context().SetContentType(fiber.MIMETextHTML)
 			pprofIndex(c.Context())
 		case "/debug/pprof/cmdline":
 			pprofCmdline(c.Context())

middleware/pprof/pprof_test.go

@@ -0,0 +1,88 @@
+package pprof
+
+import (
+	"bytes"
+	"github.com/gofiber/fiber/v2"
+	"github.com/gofiber/fiber/v2/utils"
+	"io/ioutil"
+	"net/http/httptest"
+	"testing"
+)
+
+func Test_Non_Pprof_Path(t *testing.T) {
+	app := fiber.New(fiber.Config{DisableStartupMessage: true})
+
+	app.Use(New())
+
+	app.Get("/", func(c *fiber.Ctx) error {
+		return c.SendString("escaped")
+	})
+
+	resp, err := app.Test(httptest.NewRequest(fiber.MethodGet, "/", nil))
+	utils.AssertEqual(t, nil, err)
+	utils.AssertEqual(t, 200, resp.StatusCode)
+
+	b, err := ioutil.ReadAll(resp.Body)
+	utils.AssertEqual(t, nil, err)
+	utils.AssertEqual(t, "escaped", string(b))
+}
+
+func Test_Pprof_Index(t *testing.T) {
+	app := fiber.New(fiber.Config{DisableStartupMessage: true})
+
+	app.Use(New())
+
+	app.Get("/", func(c *fiber.Ctx) error {
+		return c.SendString("escaped")
+	})
+
+	resp, err := app.Test(httptest.NewRequest(fiber.MethodGet, "/debug/pprof/", nil))
+	utils.AssertEqual(t, nil, err)
+	utils.AssertEqual(t, 200, resp.StatusCode)
+	utils.AssertEqual(t, fiber.MIMETextHTMLCharsetUTF8, resp.Header.Get(fiber.HeaderContentType))
+
+	b, err := ioutil.ReadAll(resp.Body)
+	utils.AssertEqual(t, nil, err)
+	utils.AssertEqual(t, true, bytes.Contains(b, []byte("<title>/debug/pprof/</title>")))
+}
+
+func Test_Pprof_Subs(t *testing.T) {
+	app := fiber.New(fiber.Config{DisableStartupMessage: true})
+
+	app.Use(New())
+
+	app.Get("/", func(c *fiber.Ctx) error {
+		return c.SendString("escaped")
+	})
+
+	subs := []string{
+		"cmdline", "profile", "symbol", "trace", "allocs", "block",
+		"goroutine", "heap", "mutex", "threadcreate",
+	}
+
+	for _, sub := range subs {
+		t.Run(sub, func(t *testing.T) {
+			target := "/debug/pprof/" + sub
+			if sub == "profile" {
+				target += "?seconds=1"
+			}
+			resp, err := app.Test(httptest.NewRequest(fiber.MethodGet, target, nil), 5000)
+			utils.AssertEqual(t, nil, err)
+			utils.AssertEqual(t, 200, resp.StatusCode)
+		})
+	}
+}
+
+func Test_Pprof_Other(t *testing.T) {
+	app := fiber.New(fiber.Config{DisableStartupMessage: true})
+
+	app.Use(New())
+
+	app.Get("/", func(c *fiber.Ctx) error {
+		return c.SendString("escaped")
+	})
+
+	resp, err := app.Test(httptest.NewRequest(fiber.MethodGet, "/debug/pprof/302", nil))
+	utils.AssertEqual(t, nil, err)
+	utils.AssertEqual(t, 302, resp.StatusCode)
+}