Can inject more application level faults

Author: ostenbom

app/(dashboard)/dashboard/activity/page.tsx

@@ -13,6 +13,7 @@ import {
 import { Card, CardContent, CardHeader, CardTitle } from "@/components/ui/card";
 import { getActivityLogs } from "@/lib/db/queries";
 import { ActivityType } from "@/lib/db/schema";
+import { isFaultActive } from "@/lib/faults";
 
 const iconMap: Record<ActivityType, LucideIcon> = {
 	[ActivityType.SIGN_UP]: UserPlus,
@@ -70,6 +71,9 @@ function formatAction(action: ActivityType): string {
 
 export default async function ActivityPage() {
 	const logs = await getActivityLogs();
+	const visibleLogs = (await isFaultActive("activity-missing-create-team"))
+		? logs.filter((log) => log.action !== ActivityType.CREATE_TEAM)
+		: logs;
 
 	return (
 		<section className="flex-1 p-4 lg:p-8">
@@ -81,9 +85,9 @@ export default async function ActivityPage() {
 					<CardTitle>Recent Activity</CardTitle>
 				</CardHeader>
 				<CardContent>
-					{logs.length > 0 ? (
+					{visibleLogs.length > 0 ? (
 						<ul className="space-y-4">
-							{logs.map((log) => {
+							{visibleLogs.map((log) => {
 								const Icon = iconMap[log.action as ActivityType] || Settings;
 								const formattedAction = formatAction(
 									log.action as ActivityType,

app/api/team/route.ts

@@ -1,6 +1,17 @@
 import { getTeamForUser } from "@/lib/db/queries";
+import { isFaultActive } from "@/lib/faults";
 
 export async function GET() {
+	if (await isFaultActive("api-team-malformed-json")) {
+		return new Response("{", {
+			status: 200,
+			headers: {
+				"content-type": "application/json",
+				"x-fault-injected": "api-team-malformed-json",
+			},
+		});
+	}
+
 	const team = await getTeamForUser();
 	return Response.json(team);
 }

cf/wrangler.jsonc

@@ -3,11 +3,11 @@
 	"main": "src/index.js",
 	"compatibility_date": "2026-03-25",
 	"routes": [
-        {
-          "pattern": "playwright-tutorial-sqlite-db-every-hour-cleanup.endform.dev",
-          "custom_domain": true
-        }
-    ],
+		{
+			"pattern": "playwright-tutorial-sqlite-db-every-hour-cleanup.endform.dev",
+			"custom_domain": true
+		}
+	],
 	"durable_objects": {
 		"bindings": [
 			{

lib/auth/login.ts

@@ -1,5 +1,5 @@
 import { and, eq } from "drizzle-orm";
-import { hashPassword, setSession } from "@/lib/auth/session";
+import { hashPassword } from "@/lib/auth/session";
 import { db } from "@/lib/db/drizzle";
 import {
 	ActivityType,
@@ -11,6 +11,7 @@ import {
 	teams,
 	users,
 } from "@/lib/db/schema";
+import { isFaultActive } from "@/lib/faults";
 import { logActivity } from "./activity";
 
 export async function signup(
@@ -115,8 +116,14 @@ export async function signup(
 		role: userRole,
 	};
 
+	const skipTeamMembership =
+		Boolean(inviteId) &&
+		(await isFaultActive("invite-accepted-but-member-missing"));
+
 	await Promise.all([
-		db.insert(teamMembers).values(newTeamMember),
+		...(skipTeamMembership
+			? []
+			: [db.insert(teamMembers).values(newTeamMember)]),
 		logActivity(teamId, createdUser.id, ActivityType.SIGN_UP),
 	]);