=== tests/cases/compiler/file3.ts ===
import x = require("file1");
>x : Symbol(x, Decl(file3.ts, 0, 0))

import "file2";
let a: x.A; // should not work
>a : Symbol(a, Decl(file3.ts, 2, 3))
>x : Symbol(x)
>A : Symbol(x.A)

=== tests/cases/compiler/file1.d.ts ===
declare module "file1" {
>"file1" : Symbol("file1", Decl(file1.d.ts, 0, 0))

    function foo(): void;
>foo : Symbol(foo, Decl(file1.d.ts, 0, 24))

    export = foo;
>foo : Symbol(foo, Decl(file1.d.ts, 0, 24))
}

=== tests/cases/compiler/file2.ts ===
/// <reference path="file1.d.ts"/> 
import x = require("file1"); 
>x : Symbol(x, Decl(file2.ts, 0, 0))

// should error since './file1' does not have namespace meaning
declare module "file1" {
>"file1" : Symbol("file1", Decl(file2.ts, 1, 28))

    interface A { a }
>A : Symbol(A, Decl(file2.ts, 4, 24))
>a : Symbol(A.a, Decl(file2.ts, 5, 17))
}