envvar_test.go — fiber Source File

Source Code

package envvar

import (
	"context"
	"encoding/json"
	"io"
	"net/http"
	"net/http/httptest"
	"testing"

	"github.com/gofiber/fiber/v3"
	"github.com/stretchr/testify/require"
)

func Test_EnvVarStructWithExportVars(t *testing.T) {
	t.Setenv("testKey", "testEnvValue")
	t.Setenv("anotherEnvKey", "anotherEnvVal")
	vars := newEnvVar(Config{
		ExportVars: map[string]string{"testKey": "", "testDefaultKey": "testDefaultVal"},
	})

	require.Equal(t, "testEnvValue", vars.Vars["testKey"])
	require.Equal(t, "testDefaultVal", vars.Vars["testDefaultKey"])
	require.Empty(t, vars.Vars["anotherEnvKey"])
}

func Test_EnvVarHandler(t *testing.T) {
	t.Setenv("testKey", "testVal")

	expectedEnvVarResponse, err := json.Marshal(
		struct {
			Vars map[string]string `json:"vars"`
		}{
			Vars: map[string]string{"testKey": "testVal"},
		})
	require.NoError(t, err)

	app := fiber.New()
	app.Use("/envvars", New(Config{
		ExportVars: map[string]string{"testKey": ""},
	}))

	req, err := http.NewRequestWithContext(context.Background(), fiber.MethodGet, "http://localhost/envvars", http.NoBody)
	require.NoError(t, err)
	resp, err := app.Test(req)
	require.NoError(t, err)

	respBody, err := io.ReadAll(resp.Body)
	require.NoError(t, err)

	require.Equal(t, expectedEnvVarResponse, respBody)
}

func Test_EnvVarHandlerNotMatched(t *testing.T) {
	app := fiber.New()
	app.Use("/envvars", New(Config{
		ExportVars: map[string]string{"testKey": ""},
	}))

	app.Get("/another-path", func(ctx fiber.Ctx) error {
// ... (97 more lines)