本文整理汇总了TypeScript中nativescript-angular/http-client.NsHttpBackEnd类的典型用法代码示例。如果您正苦于以下问题：TypeScript NsHttpBackEnd类的具体用法？TypeScript NsHttpBackEnd怎么用？TypeScript NsHttpBackEnd使用的例子？那么, 这里精选的类代码示例或许可以为您提供帮助。
在下文中一共展示了NsHttpBackEnd类的2个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的TypeScript代码示例。
示例1: describe
describe("NsHttpBackEnd ", () => {
let backend: NsHttpBackEnd;
before(() => {
backend = new NsHttpBackEnd(new XhrFactoryMock(), new NSFileSystemMock());
});
it("should work with local files prefixed with '~'", (done) => {
const req = new HttpRequest("GET", "~/data.json");
let nextCalled = false;
backend.handle(req).subscribe(
(response: HttpResponse<{ result: string }>) => {
assert.equal(response.body.result, "success");
nextCalled = true;
}, (error) => {
done(error);
}, () => {
assert.isTrue(nextCalled, "next callback should be called with result.");
done();
});
});
it("should return 404 for non-existing local files prefixed with '~'", (done) => {
const req = new HttpRequest("GET", "~/non/existing/file.json");
backend.handle(req).subscribe(
(response) => {
assert.fail("next callback should not be called for non existing file.");
}, (error: HttpErrorResponse) => {
assert.equal(error.status, 404);
done();
}, () => {
assert.fail("next callback should not be called for non existing file.");
});
});
it("should fallback to XHR backend when requesting remote files", (done) => {
const req = new HttpRequest("GET", "https://nativescript.org/");
backend.handle(req).subscribe(
(response) => {
assert.fail("next callback should not be called for non existing file.");
}, (error: Error) => {
assert.equal(error.message, "Hi, from XhrFactoryMock!");
done();
}, () => {
assert.fail("next callback should not be called for non existing file.");
});
});
});示例2: it
it("should fallback to XHR backend when requesting remote files", (done) => {
const req = new HttpRequest("GET", "https://nativescript.org/");
backend.handle(req).subscribe(
(response) => {
assert.fail("next callback should not be called for non existing file.");
}, (error: Error) => {
assert.equal(error.message, "Hi, from XhrFactoryMock!");
done();
}, () => {
assert.fail("next callback should not be called for non existing file.");
});
});