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casbin_test.go
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package casbin
import (
"context"
"net/http"
"net/http/httptest"
"testing"
"github.com/casbin/casbin/v2"
"github.com/stretchr/testify/assert"
)
func testAuthWithUsernameRequest(t *testing.T, router http.Handler, user string, path string, method string, code int) {
r, _ := http.NewRequestWithContext(context.Background(), method, path, nil)
request := r.WithContext(context.WithValue(r.Context(), "username", user))
w := httptest.NewRecorder()
router.ServeHTTP(w, request)
if w.Code != code {
t.Errorf("%s, %s, %s: %d, supposed to be %d", user, path, method, w.Code, code)
}
}
func testDomainAuthWithUsernameRequest(t *testing.T, router http.Handler, user string, domain string, path string, method string, code int) {
r, _ := http.NewRequestWithContext(context.Background(), method, path, nil)
ctx := context.WithValue(r.Context(), "username", user)
request := r.WithContext(context.WithValue(ctx, "domain", domain))
w := httptest.NewRecorder()
router.ServeHTTP(w, request)
if w.Code != code {
t.Errorf("%s, %s,%s, %s: %d, supposed to be %d", user, domain, path, method, w.Code, code)
}
}
func TestBasic(t *testing.T) {
e, _ := casbin.NewEnforcer("auth_model.conf", "auth_policy.csv")
router := NewAuthorizer(e, WithUidField("username"))(
http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
w.Header().Set("X-Test", "test")
_, err := w.Write([]byte("content"))
assert.Nil(t, err)
flusher, ok := w.(http.Flusher)
assert.True(t, ok)
flusher.Flush()
}))
testAuthWithUsernameRequest(t, router, "alice", "/dataset1/resource1", "GET", 200)
testAuthWithUsernameRequest(t, router, "alice", "/dataset1/resource1", "POST", 200)
testAuthWithUsernameRequest(t, router, "alice", "/dataset1/resource2", "GET", 200)
testAuthWithUsernameRequest(t, router, "alice", "/dataset1/resource2", "POST", 403)
}
func TestBasicDomain(t *testing.T) {
e, err := casbin.NewEnforcer("auth_model_domain.conf", "auth_policy_domain.csv")
if err != nil {
t.Fatal(err)
}
router := NewAuthorizer(e, WithUidField("username"), WithDomain("domain"))(
http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
w.Header().Set("X-Test", "test")
_, err := w.Write([]byte("content"))
assert.Nil(t, err)
flusher, ok := w.(http.Flusher)
assert.True(t, ok)
flusher.Flush()
}))
testDomainAuthWithUsernameRequest(t, router, "alice", "go-zero", "/dataset1/resource1", "POST", 200)
testDomainAuthWithUsernameRequest(t, router, "bob", "domain1", "/dataset2/resource1", "POST", 200)
testDomainAuthWithUsernameRequest(t, router, "alice", "go-zero", "/dataset1/resource2", "POST", 200)
}
func TestPathWildcard(t *testing.T) {
e, _ := casbin.NewEnforcer("auth_model.conf", "auth_policy.csv")
router := NewAuthorizer(e, WithUidField("username"))(
http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
w.Header().Set("X-Test", "test")
_, err := w.Write([]byte("content"))
assert.Nil(t, err)
flusher, ok := w.(http.Flusher)
assert.True(t, ok)
flusher.Flush()
}))
testAuthWithUsernameRequest(t, router, "bob", "/dataset2/resource1", "GET", 200)
testAuthWithUsernameRequest(t, router, "bob", "/dataset2/resource1", "POST", 200)
testAuthWithUsernameRequest(t, router, "bob", "/dataset2/resource1", "DELETE", 200)
testAuthWithUsernameRequest(t, router, "bob", "/dataset2/resource2", "GET", 200)
testAuthWithUsernameRequest(t, router, "bob", "/dataset2/resource2", "POST", 403)
testAuthWithUsernameRequest(t, router, "bob", "/dataset2/resource2", "DELETE", 403)
testAuthWithUsernameRequest(t, router, "bob", "/dataset2/folder1/item1", "GET", 403)
testAuthWithUsernameRequest(t, router, "bob", "/dataset2/folder1/item1", "POST", 200)
testAuthWithUsernameRequest(t, router, "bob", "/dataset2/folder1/item1", "DELETE", 403)
testAuthWithUsernameRequest(t, router, "bob", "/dataset2/folder1/item2", "GET", 403)
testAuthWithUsernameRequest(t, router, "bob", "/dataset2/folder1/item2", "POST", 200)
testAuthWithUsernameRequest(t, router, "bob", "/dataset2/folder1/item2", "DELETE", 403)
}
func TestRBAC(t *testing.T) {
e, _ := casbin.NewEnforcer("auth_model.conf", "auth_policy.csv")
router := NewAuthorizer(e, WithUidField("username"))(
http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
w.Header().Set("X-Test", "test")
_, err := w.Write([]byte("content"))
assert.Nil(t, err)
flusher, ok := w.(http.Flusher)
assert.True(t, ok)
flusher.Flush()
}))
// cathy can access all /dataset1/* resources via all methods because it has the dataset1_admin role.
testAuthWithUsernameRequest(t, router, "cathy", "/dataset1/item", "GET", 200)
testAuthWithUsernameRequest(t, router, "cathy", "/dataset1/item", "POST", 200)
testAuthWithUsernameRequest(t, router, "cathy", "/dataset1/item", "DELETE", 200)
testAuthWithUsernameRequest(t, router, "cathy", "/dataset2/item", "GET", 403)
testAuthWithUsernameRequest(t, router, "cathy", "/dataset2/item", "POST", 403)
testAuthWithUsernameRequest(t, router, "cathy", "/dataset2/item", "DELETE", 403)
// delete all roles on user cathy, so cathy cannot access any resources now.
_, err := e.DeleteRolesForUser("cathy")
if err != nil {
t.Errorf("got error %v", err)
}
testAuthWithUsernameRequest(t, router, "cathy", "/dataset1/item", "GET", 403)
testAuthWithUsernameRequest(t, router, "cathy", "/dataset1/item", "POST", 403)
testAuthWithUsernameRequest(t, router, "cathy", "/dataset1/item", "DELETE", 403)
testAuthWithUsernameRequest(t, router, "cathy", "/dataset2/item", "GET", 403)
testAuthWithUsernameRequest(t, router, "cathy", "/dataset2/item", "POST", 403)
testAuthWithUsernameRequest(t, router, "cathy", "/dataset2/item", "DELETE", 403)
}
func TestUsernameNotFounded(t *testing.T) {
e, _ := casbin.NewEnforcer("auth_model.conf", "auth_policy.csv")
router := NewAuthorizer(e, WithUidField("username"))(
http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
w.Header().Set("X-Test", "test")
_, err := w.Write([]byte("content"))
assert.Nil(t, err)
flusher, ok := w.(http.Flusher)
assert.True(t, ok)
flusher.Flush()
}))
r, _ := http.NewRequestWithContext(context.Background(), "GET", "/dataset1/resource1", nil)
w := httptest.NewRecorder()
router.ServeHTTP(w, r)
assert.EqualValues(t, 403, w.Code)
}