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middleware_cors_test.go
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middleware_cors_test.go
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package fiber
import (
"net/http"
"testing"
"github.com/gofiber/fiber/v2"
contractshttp "github.com/goravel/framework/contracts/http"
configmocks "github.com/goravel/framework/mocks/config"
"github.com/stretchr/testify/assert"
)
func TestCors(t *testing.T) {
var (
mockConfig *configmocks.Config
resp *http.Response
)
beforeEach := func() {
mockConfig = configmocks.NewConfig(t)
}
tests := []struct {
name string
setup func()
assert func()
}{
{
name: "allow all paths",
setup: func() {
mockConfig.EXPECT().GetBool("http.drivers.fiber.prefork", false).Return(false).Once()
mockConfig.EXPECT().GetInt("http.drivers.fiber.body_limit", 4096).Return(4096).Once()
mockConfig.EXPECT().GetInt("http.drivers.fiber.header_limit", 4096).Return(4096).Once()
mockConfig.EXPECT().Get("cors.paths").Return([]string{"*"}).Once()
mockConfig.EXPECT().Get("cors.allowed_methods").Return([]string{"*"}).Once()
mockConfig.EXPECT().Get("cors.allowed_origins").Return([]string{"*"}).Once()
mockConfig.EXPECT().Get("cors.allowed_headers").Return([]string{"*"}).Once()
mockConfig.EXPECT().Get("cors.exposed_headers").Return([]string{"*"}).Once()
mockConfig.EXPECT().GetInt("cors.max_age").Return(0).Once()
mockConfig.EXPECT().GetBool("cors.supports_credentials").Return(false).Once()
ConfigFacade = mockConfig
},
assert: func() {
assert.Equal(t, http.StatusNoContent, resp.StatusCode)
assert.Equal(t, "GET,POST,HEAD,PUT,DELETE,PATCH", resp.Header.Get("Access-Control-Allow-Methods"))
assert.Equal(t, "*", resp.Header.Get("Access-Control-Allow-Origin"))
assert.Equal(t, "", resp.Header.Get("Access-Control-Allow-Headers"))
assert.Equal(t, "", resp.Header.Get("Access-Control-Expose-Headers"))
},
},
{
name: "not allow path",
setup: func() {
mockConfig.EXPECT().GetBool("http.drivers.fiber.prefork", false).Return(false).Once()
mockConfig.EXPECT().GetInt("http.drivers.fiber.body_limit", 4096).Return(4096).Once()
mockConfig.EXPECT().GetInt("http.drivers.fiber.header_limit", 4096).Return(4096).Once()
mockConfig.EXPECT().Get("cors.paths").Return([]string{"api"}).Once()
ConfigFacade = mockConfig
},
assert: func() {
assert.Equal(t, http.StatusMethodNotAllowed, resp.StatusCode)
assert.Equal(t, "", resp.Header.Get("Access-Control-Allow-Methods"))
assert.Equal(t, "", resp.Header.Get("Access-Control-Allow-Origin"))
assert.Equal(t, "", resp.Header.Get("Access-Control-Allow-Headers"))
assert.Equal(t, "", resp.Header.Get("Access-Control-Expose-Headers"))
},
},
{
name: "allow path with *",
setup: func() {
mockConfig.EXPECT().GetBool("http.drivers.fiber.prefork", false).Return(false).Once()
mockConfig.EXPECT().GetInt("http.drivers.fiber.body_limit", 4096).Return(4096).Once()
mockConfig.EXPECT().GetInt("http.drivers.fiber.header_limit", 4096).Return(4096).Once()
mockConfig.EXPECT().Get("cors.paths").Return([]string{"any/*"}).Once()
mockConfig.EXPECT().Get("cors.allowed_methods").Return([]string{"*"}).Once()
mockConfig.EXPECT().Get("cors.allowed_origins").Return([]string{"*"}).Once()
mockConfig.EXPECT().Get("cors.allowed_headers").Return([]string{"*"}).Once()
mockConfig.EXPECT().Get("cors.exposed_headers").Return([]string{"*"}).Once()
mockConfig.EXPECT().GetInt("cors.max_age").Return(0).Once()
mockConfig.EXPECT().GetBool("cors.supports_credentials").Return(false).Once()
ConfigFacade = mockConfig
},
assert: func() {
assert.Equal(t, http.StatusNoContent, resp.StatusCode)
assert.Equal(t, "GET,POST,HEAD,PUT,DELETE,PATCH", resp.Header.Get("Access-Control-Allow-Methods"))
assert.Equal(t, "*", resp.Header.Get("Access-Control-Allow-Origin"))
assert.Equal(t, "", resp.Header.Get("Access-Control-Allow-Headers"))
assert.Equal(t, "", resp.Header.Get("Access-Control-Expose-Headers"))
},
},
{
name: "only allow POST",
setup: func() {
mockConfig.EXPECT().GetBool("http.drivers.fiber.prefork", false).Return(false).Once()
mockConfig.EXPECT().GetInt("http.drivers.fiber.body_limit", 4096).Return(4096).Once()
mockConfig.EXPECT().GetInt("http.drivers.fiber.header_limit", 4096).Return(4096).Once()
mockConfig.EXPECT().Get("cors.paths").Return([]string{"*"}).Once()
mockConfig.EXPECT().Get("cors.allowed_methods").Return([]string{"POST"}).Once()
mockConfig.EXPECT().Get("cors.allowed_origins").Return([]string{"*"}).Once()
mockConfig.EXPECT().Get("cors.allowed_headers").Return([]string{"*"}).Once()
mockConfig.EXPECT().Get("cors.exposed_headers").Return([]string{"*"}).Once()
mockConfig.EXPECT().GetInt("cors.max_age").Return(0).Once()
mockConfig.EXPECT().GetBool("cors.supports_credentials").Return(false).Once()
ConfigFacade = mockConfig
},
assert: func() {
assert.Equal(t, http.StatusNoContent, resp.StatusCode)
assert.Equal(t, "POST", resp.Header.Get("Access-Control-Allow-Methods"))
assert.Equal(t, "*", resp.Header.Get("Access-Control-Allow-Origin"))
assert.Equal(t, "", resp.Header.Get("Access-Control-Allow-Headers"))
assert.Equal(t, "", resp.Header.Get("Access-Control-Expose-Headers"))
},
},
{
name: "not allow POST",
setup: func() {
mockConfig.EXPECT().GetBool("http.drivers.fiber.prefork", false).Return(false).Once()
mockConfig.EXPECT().GetInt("http.drivers.fiber.body_limit", 4096).Return(4096).Once()
mockConfig.EXPECT().GetInt("http.drivers.fiber.header_limit", 4096).Return(4096).Once()
mockConfig.EXPECT().Get("cors.paths").Return([]string{"*"}).Once()
mockConfig.EXPECT().Get("cors.allowed_methods").Return([]string{"GET"}).Once()
mockConfig.EXPECT().Get("cors.allowed_origins").Return([]string{"*"}).Once()
mockConfig.EXPECT().Get("cors.allowed_headers").Return([]string{"*"}).Once()
mockConfig.EXPECT().Get("cors.exposed_headers").Return([]string{"*"}).Once()
mockConfig.EXPECT().GetInt("cors.max_age").Return(0).Once()
mockConfig.EXPECT().GetBool("cors.supports_credentials").Return(false).Once()
ConfigFacade = mockConfig
},
assert: func() {
assert.Equal(t, http.StatusNoContent, resp.StatusCode)
assert.Equal(t, "GET", resp.Header.Get("Access-Control-Allow-Methods"))
assert.Equal(t, "*", resp.Header.Get("Access-Control-Allow-Origin"))
assert.Equal(t, "", resp.Header.Get("Access-Control-Allow-Headers"))
assert.Equal(t, "", resp.Header.Get("Access-Control-Expose-Headers"))
},
},
{
name: "not allow origin",
setup: func() {
mockConfig.EXPECT().GetBool("http.drivers.fiber.prefork", false).Return(false).Once()
mockConfig.EXPECT().GetInt("http.drivers.fiber.body_limit", 4096).Return(4096).Once()
mockConfig.EXPECT().GetInt("http.drivers.fiber.header_limit", 4096).Return(4096).Once()
mockConfig.EXPECT().Get("cors.paths").Return([]string{"*"}).Once()
mockConfig.EXPECT().Get("cors.allowed_methods").Return([]string{"*"}).Once()
mockConfig.EXPECT().Get("cors.allowed_origins").Return([]string{"https://goravel.com"}).Once()
mockConfig.EXPECT().Get("cors.allowed_headers").Return([]string{"*"}).Once()
mockConfig.EXPECT().Get("cors.exposed_headers").Return([]string{"*"}).Once()
mockConfig.EXPECT().GetInt("cors.max_age").Return(0).Once()
mockConfig.EXPECT().GetBool("cors.supports_credentials").Return(false).Once()
ConfigFacade = mockConfig
},
assert: func() {
assert.Equal(t, http.StatusNoContent, resp.StatusCode)
assert.Equal(t, "GET,POST,HEAD,PUT,DELETE,PATCH", resp.Header.Get("Access-Control-Allow-Methods"))
assert.Equal(t, "", resp.Header.Get("Access-Control-Allow-Origin"))
assert.Equal(t, "", resp.Header.Get("Access-Control-Allow-Headers"))
assert.Equal(t, "", resp.Header.Get("Access-Control-Expose-Headers"))
},
},
{
name: "allow specific origin",
setup: func() {
mockConfig.EXPECT().GetBool("http.drivers.fiber.prefork", false).Return(false).Once()
mockConfig.EXPECT().GetInt("http.drivers.fiber.body_limit", 4096).Return(4096).Once()
mockConfig.EXPECT().GetInt("http.drivers.fiber.header_limit", 4096).Return(4096).Once()
mockConfig.EXPECT().Get("cors.paths").Return([]string{"*"}).Once()
mockConfig.EXPECT().Get("cors.allowed_methods").Return([]string{"*"}).Once()
mockConfig.EXPECT().Get("cors.allowed_origins").Return([]string{"https://www.goravel.dev"}).Once()
mockConfig.EXPECT().Get("cors.allowed_headers").Return([]string{"*"}).Once()
mockConfig.EXPECT().Get("cors.exposed_headers").Return([]string{"*"}).Once()
mockConfig.EXPECT().GetInt("cors.max_age").Return(0).Once()
mockConfig.EXPECT().GetBool("cors.supports_credentials").Return(false).Once()
ConfigFacade = mockConfig
},
assert: func() {
assert.Equal(t, http.StatusNoContent, resp.StatusCode)
assert.Equal(t, "GET,POST,HEAD,PUT,DELETE,PATCH", resp.Header.Get("Access-Control-Allow-Methods"))
assert.Equal(t, "https://www.goravel.dev", resp.Header.Get("Access-Control-Allow-Origin"))
assert.Equal(t, "", resp.Header.Get("Access-Control-Allow-Headers"))
assert.Equal(t, "", resp.Header.Get("Access-Control-Expose-Headers"))
},
},
{
name: "not allow exposed headers",
setup: func() {
mockConfig.EXPECT().GetBool("http.drivers.fiber.prefork", false).Return(false).Once()
mockConfig.EXPECT().GetInt("http.drivers.fiber.body_limit", 4096).Return(4096).Once()
mockConfig.EXPECT().GetInt("http.drivers.fiber.header_limit", 4096).Return(4096).Once()
mockConfig.EXPECT().Get("cors.paths").Return([]string{"*"}).Once()
mockConfig.EXPECT().Get("cors.allowed_methods").Return([]string{"*"}).Once()
mockConfig.EXPECT().Get("cors.allowed_origins").Return([]string{"*"}).Once()
mockConfig.EXPECT().Get("cors.allowed_headers").Return([]string{"*"}).Once()
mockConfig.EXPECT().Get("cors.exposed_headers").Return([]string{"Goravel"}).Once()
mockConfig.EXPECT().GetInt("cors.max_age").Return(0).Once()
mockConfig.EXPECT().GetBool("cors.supports_credentials").Return(false).Once()
ConfigFacade = mockConfig
},
assert: func() {
assert.Equal(t, http.StatusNoContent, resp.StatusCode)
assert.Equal(t, "GET,POST,HEAD,PUT,DELETE,PATCH", resp.Header.Get("Access-Control-Allow-Methods"))
assert.Equal(t, "*", resp.Header.Get("Access-Control-Allow-Origin"))
assert.Equal(t, "", resp.Header.Get("Access-Control-Allow-Headers"))
assert.Equal(t, "Goravel", resp.Header.Get("Access-Control-Expose-Headers"))
},
},
}
for _, test := range tests {
t.Run(test.name, func(t *testing.T) {
beforeEach()
test.setup()
route, err := NewRoute(mockConfig, nil)
assert.Nil(t, err)
route.setMiddlewares([]fiber.Handler{
middlewareToFiberHandler(Cors()),
})
route.Post("/any/{id}", func(ctx contractshttp.Context) contractshttp.Response {
return ctx.Response().Success().Json(contractshttp.Json{
"id": ctx.Request().Input("id"),
})
})
req, err := http.NewRequest("OPTIONS", "/any/1", nil)
assert.Nil(t, err)
req.Header.Set("Origin", "https://www.goravel.dev")
req.Header.Set("Access-Control-Request-Method", "POST")
resp, err = route.Test(req)
assert.NoError(t, err, test.name)
test.assert()
})
}
}