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namespaces.spec.ts
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158 lines (132 loc) · 3.58 KB
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import * as util from "../util";
test("legacy internal module syntax", () => {
util.testModule`
module Foo {
export const foo = "bar";
}
export const foo = Foo.foo;
`.expectToMatchJsResult();
});
test("global scoping", () => {
util.testFunction("return a.foo();")
.setTsHeader('namespace a { export function foo() { return "bar"; } }')
.expectToMatchJsResult();
});
test("nested namespace", () => {
util.testModule`
namespace A {
export namespace B {
export const foo = "foo";
}
}
export const foo = A.B.foo;
`.expectToMatchJsResult();
});
test("nested namespace with dot in name", () => {
util.testModule`
namespace A.B {
export const foo = "foo";
}
export const foo = A.B.foo;
`.expectToMatchJsResult();
});
test("context in namespace function", () => {
util.testModule`
namespace a {
export const foo = "foo";
export function bar() { return this.foo + "bar"; }
}
export const result = a.bar();
`.expectToMatchJsResult();
});
test("namespace merging", () => {
util.testModule`
export namespace Foo {
export const a = 1;
}
export namespace Foo {
export const b = 2;
}
`.expectToMatchJsResult();
});
test("namespace merging with interface", () => {
util.testModule`
interface Foo {}
namespace Foo {
export function bar() { return "foobar"; }
}
export const result = Foo.bar();
`.expectToMatchJsResult();
});
test("namespace merging across files", () => {
const a = `
namespace NS {
export namespace Inner {
export const foo = "foo";
}
}
`;
const b = `
namespace NS {
export namespace Inner {
export const bar = "bar";
}
}
`;
util.testModule`
import './a';
import './b';
export const result = NS.Inner;
`
.addExtraFile("a.ts", a)
.addExtraFile("b.ts", b)
.expectToMatchJsResult();
});
test("declared namespace function call", () => {
const luaHeader = `
myNameSpace = {}
function myNameSpace.declaredFunction(x) return 3*x end
`;
util.testModule`
declare namespace myNameSpace {
function declaredFunction(this: void, x: number): number;
}
export const result = myNameSpace.declaredFunction(2);
`
.setReturnExport("result")
.setLuaHeader(luaHeader)
.expectToEqual(6);
});
test("`import =` on a namespace", () => {
util.testModule`
namespace outerNamespace {
export namespace innerNamespace {
export function func() {
return "foo";
}
}
}
import importedFunc = outerNamespace.innerNamespace.func;
export const result = importedFunc();
`.expectToMatchJsResult();
});
test("enum in a namespace", () => {
util.testModule`
namespace Test {
export enum TestEnum {
A,
}
}
export const result = Test.TestEnum.A;
`.expectToMatchJsResult();
});
// https://github.com/TypeScriptToLua/TypeScriptToLua/issues/1431
test("nested namespaces (#1431)", () => {
util.testModule`
namespace Foo.Bar {}
namespace Foo.Bar {
export const baz = 32;
}
export { Foo }
`.expectToMatchJsResult();
});