fiber/middleware/envvar/envvar_test.go

145 lines
3.9 KiB
Go

package envvar
import (
"context"
"encoding/json"
"io"
"net/http"
"testing"
"github.com/gofiber/fiber/v3"
"github.com/stretchr/testify/require"
)
func TestEnvVarStructWithExportVarsExcludeVars(t *testing.T) {
t.Setenv("testKey", "testEnvValue")
t.Setenv("anotherEnvKey", "anotherEnvVal")
t.Setenv("excludeKey", "excludeEnvValue")
vars := newEnvVar(Config{
ExportVars: map[string]string{"testKey": "", "testDefaultKey": "testDefaultVal"},
ExcludeVars: map[string]string{"excludeKey": ""},
})
require.Equal(t, "testEnvValue", vars.Vars["testKey"])
require.Equal(t, "testDefaultVal", vars.Vars["testDefaultKey"])
require.Equal(t, "", vars.Vars["excludeKey"])
require.Equal(t, "", vars.Vars["anotherEnvKey"])
}
func TestEnvVarHandler(t *testing.T) {
t.Setenv("testKey", "testVal")
expectedEnvVarResponse, err := json.Marshal(
struct {
Vars map[string]string `json:"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", nil)
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 TestEnvVarHandlerNotMatched(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 {
require.NoError(t, ctx.SendString("OK"))
return nil
})
req, err := http.NewRequestWithContext(context.Background(), fiber.MethodGet, "http://localhost/another-path", nil)
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, []byte("OK"), respBody)
}
func TestEnvVarHandlerDefaultConfig(t *testing.T) {
t.Setenv("testEnvKey", "testEnvVal")
app := fiber.New()
app.Use("/envvars", New())
req, err := http.NewRequestWithContext(context.Background(), fiber.MethodGet, "http://localhost/envvars", nil)
require.NoError(t, err)
resp, err := app.Test(req)
require.NoError(t, err)
respBody, err := io.ReadAll(resp.Body)
require.NoError(t, err)
var envVars EnvVar
require.NoError(t, json.Unmarshal(respBody, &envVars))
val := envVars.Vars["testEnvKey"]
require.Equal(t, "testEnvVal", val)
}
func TestEnvVarHandlerMethod(t *testing.T) {
app := fiber.New()
app.Use("/envvars", New())
req, err := http.NewRequestWithContext(context.Background(), fiber.MethodPost, "http://localhost/envvars", nil)
require.NoError(t, err)
resp, err := app.Test(req)
require.NoError(t, err)
require.Equal(t, fiber.StatusMethodNotAllowed, resp.StatusCode)
}
func TestEnvVarHandlerSpecialValue(t *testing.T) {
testEnvKey := "testEnvKey"
fakeBase64 := "testBase64:TQ=="
t.Setenv(testEnvKey, fakeBase64)
app := fiber.New()
app.Use("/envvars", New())
app.Use("/envvars/export", New(Config{ExportVars: map[string]string{testEnvKey: ""}}))
req, err := http.NewRequestWithContext(context.Background(), fiber.MethodGet, "http://localhost/envvars", nil)
require.NoError(t, err)
resp, err := app.Test(req)
require.NoError(t, err)
respBody, err := io.ReadAll(resp.Body)
require.NoError(t, err)
var envVars EnvVar
require.NoError(t, json.Unmarshal(respBody, &envVars))
val := envVars.Vars[testEnvKey]
require.Equal(t, fakeBase64, val)
req, err = http.NewRequestWithContext(context.Background(), fiber.MethodGet, "http://localhost/envvars/export", nil)
require.NoError(t, err)
resp, err = app.Test(req)
require.NoError(t, err)
respBody, err = io.ReadAll(resp.Body)
require.NoError(t, err)
var envVarsExport EnvVar
require.NoError(t, json.Unmarshal(respBody, &envVarsExport))
val = envVarsExport.Vars[testEnvKey]
require.Equal(t, fakeBase64, val)
}