test(eslint-plugin): add optional chaining cases for await-thenable (…

…#4097)
typescript-eslint · Nov 11, 2021 · f409726 · f409726
1 parent 49d6444
commit f409726
Showing 1 changed file with 72 additions and 0 deletions.
diff --git a/packages/eslint-plugin/tests/rules/await-thenable.test.ts b/packages/eslint-plugin/tests/rules/await-thenable.test.ts
@@ -176,6 +176,26 @@ async function test() {
   await bluebird;
 }
     `,
+    `
+const doSomething = async (
+  obj1: { a?: { b?: { c?: () => Promise<void> } } },
+  obj2: { a?: { b?: { c: () => Promise<void> } } },
+  obj3: { a?: { b: { c?: () => Promise<void> } } },
+  obj4: { a: { b: { c?: () => Promise<void> } } },
+  obj5: { a?: () => { b?: { c?: () => Promise<void> } } },
+  obj6?: { a: { b: { c?: () => Promise<void> } } },
+  callback?: () => Promise<void>,
+): Promise<void> => {
+  await obj1.a?.b?.c?.();
+  await obj2.a?.b?.c();
+  await obj3.a?.b.c?.();
+  await obj4.a.b.c?.();
+  await obj5.a?.().b?.c?.();
+  await obj6?.a.b.c?.();
+
+  await callback?.();
+};
+    `,
   ],
 
   invalid: [
@@ -228,5 +248,57 @@ async function test() {
         },
       ],
     },
+    {
+      code: `
+const doSomething = async (
+  obj1: { a?: { b?: { c?: () => void } } },
+  obj2: { a?: { b?: { c: () => void } } },
+  obj3: { a?: { b: { c?: () => void } } },
+  obj4: { a: { b: { c?: () => void } } },
+  obj5: { a?: () => { b?: { c?: () => void } } },
+  obj6?: { a: { b: { c?: () => void } } },
+  callback?: () => void,
+): Promise<void> => {
+  await obj1.a?.b?.c?.();
+  await obj2.a?.b?.c();
+  await obj3.a?.b.c?.();
+  await obj4.a.b.c?.();
+  await obj5.a?.().b?.c?.();
+  await obj6?.a.b.c?.();
+
+  await callback?.();
+};
+      `,
+      errors: [
+        {
+          line: 11,
+          messageId,
+        },
+        {
+          line: 12,
+          messageId,
+        },
+        {
+          line: 13,
+          messageId,
+        },
+        {
+          line: 14,
+          messageId,
+        },
+        {
+          line: 15,
+          messageId,
+        },
+        {
+          line: 16,
+          messageId,
+        },
+        {
+          line: 18,
+          messageId,
+        },
+      ],
+    },
   ],
 });