initial commit

tests/integration/oauth2_bot_token_auth_scopes_test.go

@@ -0,0 +1,108 @@
+/*
+ * Copyright (C) 2026 Fluxer Contributors
+ *
+ * This file is part of Fluxer.
+ *
+ * Fluxer is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Fluxer is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with Fluxer. If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package integration
+
+import (
+	"fmt"
+	"net/http"
+	"testing"
+	"time"
+)
+
+// TestBotTokenAuthenticationScopes verifies that bot tokens have appropriate
+// permissions and restrictions when accessing various API endpoints.
+func TestBotTokenAuthenticationScopes(t *testing.T) {
+	client := newTestClient(t)
+	owner := createTestAccount(t, client)
+	regularUser := createTestAccount(t, client)
+
+	appName := fmt.Sprintf("Scope Test Bot %d", time.Now().UnixNano())
+	redirectURI := "https://example.com/callback"
+	_, botUserID, botToken := createOAuth2BotApplication(t, client, owner, appName, []string{redirectURI})
+
+	req, err := http.NewRequest(http.MethodGet, fmt.Sprintf("%s/users/@me", client.baseURL), nil)
+	if err != nil {
+		t.Fatalf("failed to build request: %v", err)
+	}
+	req.Header.Set("Authorization", fmt.Sprintf("Bot %s", botToken))
+	client.applyCommonHeaders(req)
+
+	resp, err := client.httpClient.Do(req)
+	if err != nil {
+		t.Fatalf("request failed: %v", err)
+	}
+	defer resp.Body.Close()
+
+	if resp.StatusCode != http.StatusOK {
+		t.Fatalf("bot should be able to read own user info, got status %d: %s", resp.StatusCode, readResponseBody(resp))
+	}
+
+	t.Logf("Bot can read own user info")
+
+	req2, err := http.NewRequest(http.MethodGet, fmt.Sprintf("%s/users/%s", client.baseURL, regularUser.UserID), nil)
+	if err != nil {
+		t.Fatalf("failed to build request: %v", err)
+	}
+	req2.Header.Set("Authorization", fmt.Sprintf("Bot %s", botToken))
+	client.applyCommonHeaders(req2)
+
+	resp2, err := client.httpClient.Do(req2)
+	if err != nil {
+		t.Fatalf("request failed: %v", err)
+	}
+	defer resp2.Body.Close()
+
+	if resp2.StatusCode != http.StatusOK && resp2.StatusCode != http.StatusNotFound && resp2.StatusCode != http.StatusForbidden {
+		t.Fatalf("unexpected status when bot fetches user info: %d: %s", resp2.StatusCode, readResponseBody(resp2))
+	}
+
+	if resp2.StatusCode == http.StatusOK {
+		var user map[string]any
+		decodeJSONResponse(t, resp2, &user)
+		if user["id"] != regularUser.UserID {
+			t.Fatalf("expected user id %s, got %v", regularUser.UserID, user["id"])
+		}
+		t.Logf("Bot can read other users' public info")
+	} else {
+		t.Logf("Bot access to other users restricted (implementation dependent)")
+	}
+
+	req3, err := http.NewRequest(http.MethodPatch, fmt.Sprintf("%s/users/@me", client.baseURL), nil)
+	if err != nil {
+		t.Fatalf("failed to build request: %v", err)
+	}
+	req3.Header.Set("Authorization", fmt.Sprintf("Bot %s", botToken))
+	req3.Header.Set("Content-Type", "application/json")
+	client.applyCommonHeaders(req3)
+
+	resp3, err := client.httpClient.Do(req3)
+	if err != nil {
+		t.Fatalf("request failed: %v", err)
+	}
+	defer resp3.Body.Close()
+
+	if resp3.StatusCode == http.StatusOK {
+		t.Logf("Bot can modify own profile directly (implementation allows it)")
+	} else {
+		t.Logf("Bot cannot modify profile directly, must use application API (expected)")
+	}
+
+	t.Logf("Bot ID %s has appropriate permission scopes", botUserID)
+}