1 | require("./common.js");
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2 | var LastFmInfo = require("lastfm/lastfm-info");
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3 | var LastFmRequest = require("lastfm/lastfm-request");
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4 | var fakes = require("./fakes");
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5 |
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6 | (function() {
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7 | describe("a new info instance")
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8 | var lastfm, gently;
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9 | before(function() {
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10 | lastfm = new LastFmNode();
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11 | gently = new Gently();
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12 | });
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13 |
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14 | it("accepts listeners in options (deprecated)", function() {
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15 | var handlers = { error: function() {}, success: function() {} };
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16 | gently.expect(handlers, "error");
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17 | gently.expect(handlers, "success");
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18 | var info = new LastFmInfo(lastfm, "", handlers);
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19 | info.emit("success");
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20 | });
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21 |
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22 | it("accepts listeners in handler options", function() {
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23 | var handlers = { error: function() {}, success: function() {} };
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24 | var options = { handlers: handlers };
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25 | gently.expect(handlers, "error");
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26 | gently.expect(handlers, "success");
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27 | var info = new LastFmInfo(lastfm, "", options);
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28 | info.emit("success");
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29 | });
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30 |
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31 | it("emits error if type not specified", function() {
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32 | var handlers = { error: function() {}};
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33 | gently.expect(handlers, "error", function(error) {
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34 | assert.equal("Item type not specified", error.message);
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35 | });
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36 | var info = new LastFmInfo(lastfm, "", { handlers: handlers });
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37 | });
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38 |
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39 | it("allows requests for user info", function() {
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40 | gently.expect(lastfm, "request", function() {
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41 | return new fakes.LastFmRequest();
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42 | });
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43 | var info = new LastFmInfo(lastfm, "user");
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44 | });
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45 |
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46 | it("allows requests for track info", function() {
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47 | gently.expect(lastfm, "request", function() {
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48 | return new fakes.LastFmRequest();
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49 | });
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50 | var info = new LastFmInfo(lastfm, "track");
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51 | });
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52 |
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53 | it("allows all [itemtype].getinfo calls", function() {
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54 | gently.expect(lastfm, "request", function(method, params) {
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55 | assert.equal("event.getinfo", method);
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56 | return new fakes.LastFmRequest();
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57 | });
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58 | new LastFmInfo(lastfm, "event");
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59 | });
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60 |
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61 | it("passes through parameters", function() {
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62 | gently.expect(lastfm, "request", function(method, params) {
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63 | assert.equal("username", params.user);
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64 | assert.equal("anything", params.arbitrary);
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65 | return new fakes.LastFmRequest();
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66 | });
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67 | new LastFmInfo(lastfm, "user", { user: "username", arbitrary: "anything" });
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68 | });
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69 |
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70 | it("doesnt pass through callback parameters", function() {
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71 | gently.expect(lastfm, "request", function(method, params) {
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72 | assert.ok(!params.error);
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73 | assert.ok(!params.success);
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74 | return new fakes.LastFmRequest();
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75 | });
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76 | new LastFmInfo(lastfm, "user", { handlers: { error: function() {}, success: function() {} } });
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77 | });
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78 | })();
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79 |
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80 | (function() {
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81 | describe("when receiving data")
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82 | var gently, lastfm, request;
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83 | before(function() {
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84 | gently = new Gently();
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85 | lastfm = new LastFmNode();
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86 | request = new fakes.LastFmRequest();
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87 | });
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88 |
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89 | it("emits error if response contains error", function() {
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90 | gently.expect(lastfm, "request", function() {
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91 | return request;
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92 | });
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93 | new LastFmInfo(lastfm, "track", { handlers: {
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94 | error: gently.expect(function errorHandler(error) {
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95 | assert.equal("You must supply either a track & artist name or a track mbid.", error.message);
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96 | })
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97 | }});
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98 | request.emit("success", FakeData.NotEnoughTrackInfo);
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99 | });
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100 |
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101 | it("emits error when receiving unexpected data", function() {
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102 | gently.expect(lastfm, "request", function() {
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103 | return request;
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104 | });
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105 | new LastFmInfo(lastfm, "track", { handlers: {
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106 | error: gently.expect(function errorHandler(error) {
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107 | assert.equal("Unexpected error", error.message);
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108 | })
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109 | }});
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110 | request.emit("success", FakeData.SuccessfulAuthorisation);
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111 | });
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112 |
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113 | it("emits error if receiving junk", function() {
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114 | gently.expect(lastfm, "request", function() {
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115 | return request;
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116 | });
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117 | new LastFmInfo(lastfm, "track", { handlers: {
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118 | error: gently.expect(function errorHandler(error) {
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119 | assert.ok(error.message.indexOf(FakeData.Garbage) > -1);
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120 | assert.ok("Syntax error");
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121 | })
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122 | }});
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123 | request.emit("success", FakeData.Garbage);
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124 | });
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125 |
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126 | it("emits success with received data when matches expected type", function() {
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127 | gently.expect(lastfm, "request", function() {
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128 | return request;
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129 | });
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130 | new LastFmInfo(lastfm, "track", { handlers: {
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131 | success: gently.expect(function success(track) {
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132 | assert.equal("Run To Your Grave", track.name);
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133 | assert.equal("232000", track.duration);
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134 | })
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135 | }});
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136 | request.emit("success", FakeData.RunToYourGraveTrackInfo);
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137 | });
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138 |
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139 | it("bubbles up errors", function() {
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140 | gently.expect(lastfm, "request", function() {
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141 | return request;
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142 | });
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143 | var info = new LastFmInfo(lastfm, "track");
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144 | gently.expect(info, "emit", function(event, error) {
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145 | assert.equal("error", event);
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146 | assert.equal("Bubbled error", error.message);
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147 | });
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148 | request.emit("error", new Error("Bubbled error"));
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149 | });
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150 | })();
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