add test case

cli/tests/integration_tests.rs

@@ -1571,6 +1571,13 @@ itest!(type_directives_redirect {
   http_server: true,
 });
 
+itest!(ts_type_imports {
+  args: "run --reload ts_type_imports.ts",
+  output: "ts_type_imports.ts.out",
+  exit_code: 1,
+  http_server: true,
+});
+
 itest!(types {
   args: "types",
   output: "types.out",

cli/tests/ts_type_imports.ts

@@ -0,0 +1,3 @@
+type Foo = import("./ts_type_imports_foo.ts").Foo;
+
+const foo: Foo = new Map<string, string>();

cli/tests/ts_type_imports.ts.out

@@ -0,0 +1,6 @@
+Compile [WILDCARD]ts_type_imports.ts
+error: TS2322 [ERROR]: Type 'Map<string, string>' is not assignable to type 'Foo'.
+  Type 'string' is not assignable to type 'number'.
+const foo: Foo = new Map<string, string>();
+      ~~~
+    at [WILDCARD]ts_type_imports.ts:3:7

cli/tests/ts_type_imports_foo.ts

@@ -0,0 +1 @@
+export type Foo = Map<string, number>;