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cli.js
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cli.js
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"use strict";
var vows = require("vows");
var assert = require("assert");
var streams = require("./lib/streams");
var hub = require("./lib/hub");
var cli = require("../lib/cli");
var YetiCLI = cli.CLI;
function cliTopic(fn) {
return function () {
var vow = this,
context,
topic;
topic = {
fe: null,
stdin: new streams.MockReadableStream(),
stdout: new streams.MockWritableStream(),
stderr: new streams.MockWritableStream(),
exit: 0
};
function mockExit(code) {
topic.exit = code;
}
topic.fe = new YetiCLI({
stdin: topic.stdin,
stdout: topic.stdout,
stderr: topic.stderr,
exitFn: mockExit
});
context = {
callback: function (err, expectedString) {
vow.callback(err, {
output: expectedString,
config: topic
});
}
};
return fn.call(context, topic);
};
}
function expectThenCallback(vow, stream, expectedString, mixins) {
stream.expect(expectedString, function (err, finalString) {
var topic = {
output: finalString
};
if (mixins) {
Object.keys(mixins).forEach(function (key) {
topic[key] = mixins[key];
});
}
vow.callback(err, topic);
});
}
vows.describe("Yeti CLI").addBatch({
"A Yeti CLI without arguments": {
topic: cliTopic(function (topic) {
topic.stderr.expect("usage", this.callback);
topic.fe.route([
"node",
"cli.js"
]);
}),
"returns usage on stderr": function (topic) {
assert.ok(topic.output.indexOf("usage:") === 0);
},
"returns helpful information on stderr": function (topic) {
assert.include(topic.output, "launch the Yeti server");
}
},
"A Yeti CLI with --server": {
topic: cliTopic(function (topic) {
topic.stderr.expect("started", this.callback);
topic.fe.route([
"node",
"cli.js",
"-s",
"-p", "9010"
]);
}),
"returns startup message on stderr": function (topic) {
assert.ok(topic.output.indexOf("Yeti Hub started") === 0);
}
},
"A Yeti CLI with files": {
topic: cliTopic(function (topic) {
topic.stderr.expect("When ready", this.callback);
topic.fe.route([
"node",
"cli.js",
"-p", "9011",
__dirname + "/fixture/basic.html",
__dirname + "/fixture/qunit.html",
__dirname + "/fixture/jasmine.html",
__dirname + "/fixture/mocha.html"
]);
}),
"prints hub creation message on stderr": function (topic) {
assert.ok(topic.output.indexOf("Creating a Hub.") === 0);
},
"waits for agents to connect on stderr": function (topic) {
assert.include(topic.output, "Waiting for agents to connect");
assert.include(topic.output, "also available locally at");
},
"prompts on the writableStream": function (topic) {
assert.include(topic.output, "When ready, press Enter");
},
"a browser": hub.phantomContext({
"visits Yeti": {
topic: function (browser, cli) {
var vow = this;
expectThenCallback(vow, cli.config.stderr, "Agent connected");
function onPageOpen(err, status) {
if (err) {
vow.callback(err);
}
}
browser.createPage(function (err, page) {
page.open("http://localhost:9011", onPageOpen);
});
},
"is ok": function (topic) {
assert.isUndefined(topic.stack);
},
"the stderr output contains the User-Agent": function (topic) {
assert.include(topic.output, "Mozilla");
},
"when Enter is pressed": {
topic: function (connectionSnapshot, browser, cli) {
expectThenCallback(this, cli.config.stdout, "pass");
cli.config.stdin.write("\n"); // Enter
},
"is ok": function (topic) {
assert.isUndefined(topic.stack);
},
"the stderr output contains the test results": function (topic) {
assert.include(topic.output, "4 tests passed");
},
"the stderr output contains Agent complete": function (topic) {
assert.include(topic.output, "Agent complete");
}
}
}
})
},
"A Yeti CLI with a failing file": {
topic: cliTopic(function (topic) {
topic.stderr.expect("When ready", this.callback);
topic.fe.route([
"node",
"cli.js",
"-p", "9012",
__dirname + "/fixture/query-string.html"
]);
}),
"prints hub creation message on stderr": function (topic) {
assert.ok(topic.output.indexOf("Creating a Hub.") === 0);
},
"waits for agents to connect on stderr": function (topic) {
assert.include(topic.output, "Waiting for agents to connect");
assert.include(topic.output, "also available locally at");
},
"prompts on the writableStream": function (topic) {
assert.include(topic.output, "When ready, press Enter");
},
"a browser": hub.phantomContext({
"visits Yeti": {
topic: function (browser, cli) {
var vow = this;
expectThenCallback(vow, cli.config.stderr, "Agent connected");
function onPageOpen(err, status) {
if (err) {
vow.callback(err);
}
}
browser.createPage(function (err, page) {
page.open("http://localhost:9012", onPageOpen);
});
},
"is ok": function (topic) {
assert.isUndefined(topic.stack);
},
"the stderr output contains the User-Agent": function (topic) {
assert.include(topic.output, "Mozilla");
},
"when Enter is pressed": {
topic: function (connectionSnapshot, browser, cli) {
expectThenCallback(this, cli.config.stdout, "failed");
cli.config.stdin.write("\n"); // Enter
},
"is ok": function (topic) {
assert.isUndefined(topic.stack);
},
"the stderr output contains the failing test details": function (topic) {
assert.include(topic.output, "testMoof");
assert.include(topic.output, "Values should be equal.");
assert.include(topic.output, "Expected: moof (string)");
assert.include(topic.output, "Actual: ? (string)");
assert.include(topic.output, "1 of 1 tests failed");
},
"the stderr output contains Agent complete": function (topic) {
assert.include(topic.output, "Agent complete");
}
}
}
})
}
}).addBatch({
"parseArgv when given arguments": {
topic: function () {
return cli.parseArgv([
"node", // program name is argv[0]
"cli.js", // script name is argv[1]
"--server",
"--port", "4080",
"--version",
"--bogus-does-not-exist", "foo",
"--hub", "http://example.net:3010",
"--no-help",
"--query", "'foo bar'",
"-vv",
"test/*/dogcow.html",
"--",
"-p/orts.html"
]);
},
"server should be true": function (topic) {
assert.isTrue(topic.server);
},
"port should be Number(4080)": function (topic) {
assert.strictEqual(topic.port, 4080);
},
"version should be true": function (topic) {
assert.isTrue(topic.version);
},
"help should be false": function (topic) {
assert.isFalse(topic.help);
},
"timeout should not be defined": function (topic) {
assert.isUndefined(topic.timeout);
},
"hub should be a valid URL": function (topic) {
assert.strictEqual(topic.hub, "http://example.net:3010/");
},
"loglevel should be debug": function (topic) {
assert.strictEqual(topic.loglevel, "debug");
},
"remain should be 2 files": function (topic) {
assert.include(topic.argv.remain, "test/*/dogcow.html");
assert.include(topic.argv.remain, "-p/orts.html");
}
},
"parseArgv when given Boolean hub shorthand option": {
topic: function () {
return cli.parseArgv([
"node", // program name is argv[0]
"cli.js", // script name is argv[1]
"--no-hub"
]);
},
"hub should be false": function (topic) {
assert.isFalse(topic.hub);
}
},
"parseArgv when given Boolean hub option": {
topic: function () {
return cli.parseArgv([
"node", // program name is argv[0]
"cli.js", // script name is argv[1]
"--hub", "false"
]);
},
"hub should be false": function (topic) {
assert.isFalse(topic.hub);
}
},
"parseArgv when given an invalid URL as hub option": {
topic: function () {
return cli.parseArgv([
"node", // program name is argv[0]
"cli.js", // script name is argv[1]
"--hub", "clarisworks"
]);
},
"hub should be true": function (topic) {
// hub coerced into Boolean
assert.isTrue(topic.hub);
}
}
}).export(module);