Test_Ctx_JSONP() — fiber Function Reference

Architecture documentation for the Test_Ctx_JSONP() function in ctx_test.go from the fiber codebase.

Function go FiberCore Routing

Entity Profile

FiberCore→ Routing→ Test_Ctx_JSONP() — fiber Function Reference

Dependency Diagram

graph TD
  c0782441_b996_9bd0_a443_73f0132da503["Test_Ctx_JSONP()"]
  7b3d4933_5ae3_f84d_ff6d_0cb34e268026["ctx_test.go"]
  c0782441_b996_9bd0_a443_73f0132da503 -->|defined in| 7b3d4933_5ae3_f84d_ff6d_0cb34e268026
  style c0782441_b996_9bd0_a443_73f0132da503 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

ctx_test.go lines 6143–6184

func Test_Ctx_JSONP(t *testing.T) {
	t.Parallel()
	app := New()
	c := app.AcquireCtx(&fasthttp.RequestCtx{})

	require.Error(t, c.JSONP(complex(1, 1)))

	err := c.JSONP(Map{
		"Name": "Grame",
		"Age":  20,
	})
	require.NoError(t, err)
	require.Equal(t, `callback({"Age":20,"Name":"Grame"});`, string(c.Response().Body()))
	require.Equal(t, "text/javascript; charset=utf-8", string(c.Response().Header.Peek("content-type")))

	err = c.Res().JSONP(Map{
		"Name": "Grame",
		"Age":  20,
	}, "john")
	require.NoError(t, err)
	require.Equal(t, `john({"Age":20,"Name":"Grame"});`, string(c.Response().Body()))
	require.Equal(t, "text/javascript; charset=utf-8", string(c.Response().Header.Peek("content-type")))

	t.Run("custom json encoder", func(t *testing.T) {
		t.Parallel()

		app := New(Config{
			JSONEncoder: func(_ any) ([]byte, error) {
				return []byte(`["custom","json"]`), nil
			},
		})
		c := app.AcquireCtx(&fasthttp.RequestCtx{})

		err := c.JSONP(Map{ // map has no order
			"Name": "Grame",
			"Age":  20,
		})
		require.NoError(t, err)
		require.Equal(t, `callback(["custom","json"]);`, string(c.Response().Body()))
		require.Equal(t, "text/javascript; charset=utf-8", string(c.Response().Header.Peek("content-type")))
	})
}