119 lines
3.7 KiB
JavaScript
119 lines
3.7 KiB
JavaScript
require("./common.js");
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var LastFmInfo = require("../lib/lastfm/lastfm-info");
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var LastFmRequest = require("../lib/lastfm/lastfm-request");
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var fakes = require("./fakes");
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(function() {
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describe("a new info instance")
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var lastfm, gently;
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before(function() {
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lastfm = new LastFmNode();
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gently = new Gently();
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});
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it("accepts listeners in handler options", function() {
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var handlers = { error: function() {}, success: function() {} };
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var options = { handlers: handlers };
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gently.expect(handlers, "error");
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gently.expect(handlers, "success");
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var info = new LastFmInfo(lastfm, "", options);
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info.emit("success");
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});
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it("emits error if type not specified", function() {
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var handlers = { error: function() {}};
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gently.expect(handlers, "error", function(error) {
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assert.equal("Item type not specified", error.message);
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});
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var info = new LastFmInfo(lastfm, "", { handlers: handlers });
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});
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it("allows requests for user info", function() {
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gently.expect(lastfm, "request", function() {
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return new fakes.LastFmRequest();
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});
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var info = new LastFmInfo(lastfm, "user");
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});
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it("allows requests for track info", function() {
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gently.expect(lastfm, "request", function() {
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return new fakes.LastFmRequest();
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});
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var info = new LastFmInfo(lastfm, "track");
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});
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it("allows all [itemtype].getinfo calls", function() {
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gently.expect(lastfm, "request", function(method, params) {
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assert.equal("event.getinfo", method);
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return new fakes.LastFmRequest();
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});
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new LastFmInfo(lastfm, "event");
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});
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it("passes through parameters", function() {
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gently.expect(lastfm, "request", function(method, params) {
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assert.equal("username", params.user);
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assert.equal("anything", params.arbitrary);
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return new fakes.LastFmRequest();
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});
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new LastFmInfo(lastfm, "user", { user: "username", arbitrary: "anything" });
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});
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it("doesnt pass through callback parameters", function() {
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gently.expect(lastfm, "request", function(method, params) {
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assert.ok(!params.error);
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assert.ok(!params.success);
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assert.ok(!params.handlers);
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return new fakes.LastFmRequest();
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});
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new LastFmInfo(lastfm, "user", { handlers: { error: function() {}, success: function() {} } });
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});
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})();
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(function() {
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describe("when receiving data")
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var gently, lastfm, request;
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before(function() {
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gently = new Gently();
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lastfm = new LastFmNode();
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request = new fakes.LastFmRequest();
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});
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it("emits error when receiving unexpected data", function() {
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gently.expect(lastfm, "request", function() {
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return request;
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});
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new LastFmInfo(lastfm, "track", { handlers: {
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error: gently.expect(function errorHandler(error) {
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assert.equal("Unexpected error", error.message);
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})
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}});
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request.emit("success", JSON.parse(FakeData.SuccessfulAuthorisation));
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});
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it("emits success with received data when matches expected type", function() {
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gently.expect(lastfm, "request", function() {
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return request;
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});
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new LastFmInfo(lastfm, "track", { handlers: {
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success: gently.expect(function success(track) {
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assert.equal("Run To Your Grave", track.name);
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assert.equal("232000", track.duration);
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})
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}});
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request.emit("success", JSON.parse(FakeData.RunToYourGraveTrackInfo));
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});
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it("bubbles up errors", function() {
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gently.expect(lastfm, "request", function() {
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return request;
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});
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var info = new LastFmInfo(lastfm, "track");
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gently.expect(info, "emit", function(event, error) {
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assert.equal("error", event);
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assert.equal("Bubbled error", error.message);
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});
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request.emit("error", new Error("Bubbled error"));
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});
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})();
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