testplan: skipping testplan if file is missing (#1379)

Author: todti

packages/allure-js-commons/src/sdk/reporter/testplan.ts

@@ -1,4 +1,4 @@
-import { readFileSync } from "node:fs";
+import { existsSync, readFileSync } from "node:fs";
 import type { Label } from "../../model.js";
 import type { TestPlanV1 } from "../types.js";
 import { allureIdRegexp } from "../utils.js";
@@ -10,6 +10,12 @@ export const parseTestPlan = (): TestPlanV1 | undefined => {
     return undefined;
   }
 
+  if (!existsSync(testPlanPath)) {
+    // eslint-disable-next-line no-console
+    console.error("Test plan file is missing. Skipping test plan usage:", testPlanPath);
+    return undefined;
+  }
+
   try {
     const file = readFileSync(testPlanPath, "utf8");
     const testPlan = JSON.parse(file) as TestPlanV1;