From 6f6c40186f75ea8f3c6cee5afba80b30627519aa Mon Sep 17 00:00:00 2001
From: Sheetal Nandi <shkamat@microsoft.com>
Date: Tue, 6 Mar 2018 11:00:41 -0800
Subject: [PATCH] Add test for undefined action returned Test for #22343

---
 src/harness/fourslash.ts                         |  4 ++++
 ...ixInferFromUsageSetterWithInaccessibleType.ts | 16 ++++++++++++++++
 2 files changed, 20 insertions(+)
 create mode 100644 tests/cases/fourslash/codeFixInferFromUsageSetterWithInaccessibleType.ts

diff --git a/src/harness/fourslash.ts b/src/harness/fourslash.ts
index 401caac323411..68dd3169112c7 100644
--- a/src/harness/fourslash.ts
+++ b/src/harness/fourslash.ts
@@ -2923,6 +2923,10 @@ Actual: ${stringify(fullActual)}`);
             if (!codeFixes.length) {
                 this.raiseError(`verifyCodeFixAvailable failed - expected code fixes but none found.`);
             }
+            codeFixes.forEach(fix => fix.changes.forEach(change => {
+                assert.isObject(change, `Invalid change in code fix: ${JSON.stringify(fix)}`);
+                change.textChanges.forEach(textChange => assert.isObject(textChange, `Invalid textChange in codeFix: ${JSON.stringify(fix)}`));
+            }));
             if (info) {
                 assert.equal(info.length, codeFixes.length);
                 ts.zipWith(codeFixes, info, (fix, info) => {
diff --git a/tests/cases/fourslash/codeFixInferFromUsageSetterWithInaccessibleType.ts b/tests/cases/fourslash/codeFixInferFromUsageSetterWithInaccessibleType.ts
new file mode 100644
index 0000000000000..993a58e8e8e4d
--- /dev/null
+++ b/tests/cases/fourslash/codeFixInferFromUsageSetterWithInaccessibleType.ts
@@ -0,0 +1,16 @@
+/// <reference path='fourslash.ts' />
+
+// @noImplicitAny: true
+
+// @Filename: /a.ts
+////export class D {}
+////export default new D();
+
+// @Filename: /b.ts
+////export class C {
+////    [|set x(val) {}|]
+////    method() { this.x = import("./a"); }
+////}
+
+goTo.file("/b.ts");
+verify.codeFixAvailable();
\ No newline at end of file