Add test for #11166

tests/baselines/reference/nounusedTypeParameterConstraint.errors.txt

@@ -0,0 +1,12 @@
+tests/cases/compiler/test.ts(1,10): error TS6133: 'IEventSourcedEntity' is declared but never used.
+
+
+==== tests/cases/compiler/bar.ts (0 errors) ====
+    
+    export interface IEventSourcedEntity { }
+    
+==== tests/cases/compiler/test.ts (1 errors) ====
+    import { IEventSourcedEntity } from "./bar";
+             ~~~~~~~~~~~~~~~~~~~
+!!! error TS6133: 'IEventSourcedEntity' is declared but never used.
+    export type DomainEntityConstructor<TEntity extends IEventSourcedEntity> = { new(): TEntity; };

tests/baselines/reference/nounusedTypeParameterConstraint.js

@@ -0,0 +1,14 @@
+//// [tests/cases/compiler/nounusedTypeParameterConstraint.ts] ////
+
+//// [bar.ts]
+
+export interface IEventSourcedEntity { }
+
+//// [test.ts]
+import { IEventSourcedEntity } from "./bar";
+export type DomainEntityConstructor<TEntity extends IEventSourcedEntity> = { new(): TEntity; };
+
+//// [bar.js]
+"use strict";
+//// [test.js]
+"use strict";

tests/cases/compiler/nounusedTypeParameterConstraint.ts

@@ -0,0 +1,8 @@
+//@noUnusedLocals:true
+
+//@filename: bar.ts
+export interface IEventSourcedEntity { }
+
+//@filename: test.ts
+import { IEventSourcedEntity } from "./bar";
+export type DomainEntityConstructor<TEntity extends IEventSourcedEntity> = { new(): TEntity; };