add tests for finding references of named and default exports

Author: Gabriela Araujo Britto

tests/cases/fourslash/findAllRefsImportDefault.ts

@@ -0,0 +1,18 @@
+/// <reference path='fourslash.ts' />
+
+// @Filename: f.ts
+////export { [|foo|] as [|{| "isWriteAccess": true, "isDefinition": true |}default|] };
+////function /*start*/[|{| "isWriteAccess": true, "isDefinition": true |}foo|](a: number, b: number) {
+////    return a + b;
+////}
+
+// @Filename: b.ts
+////import [|{| "isWriteAccess": true, "isDefinition": true |}bar|] from "./f";
+////[|bar|](1, 2);
+
+verify.noErrors();
+const [ foo0, foo1, foo2, bar0, bar1 ] = test.ranges();
+const fooGroup = { definition: "function foo(a: number, b: number): number", ranges: [foo0, foo2] };
+const exportDefaultGroup = { definition: "(alias) function foo(a: number, b: number): number\nexport default", ranges: [foo1] };
+const barGroup = { definition: "(alias) function bar(a: number, b: number): number\nimport bar", ranges: [bar0, bar1]};
+verify.referenceGroups("start", [fooGroup, exportDefaultGroup, barGroup]);

tests/cases/fourslash/findAllRefsImportNamed.ts

@@ -0,0 +1,15 @@
+/// <reference path='fourslash.ts' />
+
+// @Filename: f.ts
+////export { [|foo|] as [|{| "isWriteAccess": true, "isDefinition": true |}foo|] }
+////function /*start*/[|{| "isWriteAccess": true, "isDefinition": true |}foo|](a: number, b: number) { }
+
+// @Filename: b.ts
+////import x = require("./f");
+////x.[|foo|](1, 2);
+
+verify.noErrors();
+const [ foo0, foo1, foo2, foo3 ] = test.ranges();
+const fooGroup = { definition: "function foo(a: number, b: number): void", ranges: [foo0, foo2] };
+const exportFooGroup = { definition: "(alias) function foo(a: number, b: number): void\nexport foo", ranges: [foo1, foo3] };
+verify.referenceGroups("start", [fooGroup, exportFooGroup]);