Run tests manually from outside of the app

.meteor/versions

@@ -6,8 +6,9 @@ blaze@2.1.2
 blaze-tools@1.0.3
 boilerplate-generator@1.0.3
 callback-hook@1.0.3
-canotto90:latte@0.6.4
+canotto90:latte@0.7.4
 canotto90:pretty-errors@0.0.1
+cfs:http-methods@0.0.29
 check@1.0.5
 coffeescript@1.0.6
 ddp@1.1.0

package.json

@@ -6,7 +6,7 @@
       "describe", "ddescribe", "context", "ccontext", "it", "iit",
       "beforeAll", "beforeEach", "T", "afterAll", "afterEach",
       "expect", "should", "_",
-      "figures", "Npm"
+      "figures", "Npm", "HTTP"
     ]
   }
 }

packages/latte/http_api.js

@@ -0,0 +1,9 @@
+HTTP.methods({
+  '/test': {
+    get: function () {
+      T.needToBoot = false
+      T.run(this.query.suite)
+    }
+  }
+})
+

packages/latte/latte.js

@@ -1,28 +1,46 @@
 var figures = Npm.require('figures')
+var readFile = Meteor.wrapAsync(Npm.require('fs').readFile)
 
 T = { // eslint-disable-line
-  analize: function () { // this lets us analyze suite's structure to act accordingly later (allowing, for example, iit blocks to work)
-    T.analyzing = true
-    T.suites.forEach(exec)
-    T.analyzing = false
-  },
-  run: function () {
+  run: function (input) {
     if (!process.env.RUN_TESTS) { return }
+    console.log('T.onlySuites', T.onlySuites)
+    console.log('T.analyzing', T.analyzing)
+
+    T.preProcess = false
+    T.describeBlocks.forEach(exec)
+    getOnlySuitesFromInput(input)
+    console.log('T.onlySuites', T.onlySuites)
+    T.analyzing = false
+    T.needToBoot = false
 
     var testingDB = new global.MongoInternals.RemoteCollectionDriver(T.testingDbUrl) // create a driver pointing to testing's DB
     getCollections().forEach(pointToTestingDB) // point collections to testing's DB
     getCollections().forEach(removeAll) // erase date on testing DB (though there should be none)
+    console.log('0')
 
+    console.log('T.onlyRootDescribeBlocksForIit', T.onlyRootDescribeBlocksForIit)
     T.onlyRootDescribeBlocksForIit.length ? T.onlyRootDescribeBlocksForIit.forEach(exec) : T.suites.forEach(exec) // if there's `iit` blocks, only run those
 
     // output number of successful over total tests
     log('\n' + (T.itCount + ' tests: ').yellow + (T.successfulItCount + ' passing, ').green + (T.itCount - T.successfulItCount + ' failing.').red)
+    console.log('1')
 
     getCollections().forEach(pointBackToDevelopDB) // point collections back to development's DB
     _(T.postRunCallbacks).reject(preventsSuiteFromRunning).map(fns).forEach(exec) // allow to run a callback when testing has finished (before possibly ending the process)
 
+    console.log('A')
     process.env.RUN_TESTS !== 'cont' && process.exit(T.exceptions.length) // end the process unless option is specified
 
+    console.log('B')
+    T.itCount = 0
+    T.successfulItCount = 0
+    T.analyzing = true
+    T.needToBoot = true
+    T.suites = []
+    T.onlyRootDescribeBlocksForIit = []
+    console.log('C')
+
     function pointToTestingDB (collection) {
       collection.latte_original_driver = collection._driver // keep track of original driver, to point back to development's DB once tests have finished
       collection._driver = testingDB
@@ -78,21 +96,11 @@ T = { // eslint-disable-line
       T.exceptions.push(e)                      // if `T.exceptions` has any item at the en of the test run, exit code will be != 0
     }
   },
-  beforeAll: function (fn) {
-    if (T.analyzing) { return }
-    T.beforeAllBlocks.push({ fn: fn, deepLevel: T.deepLevel })  // keep track of beforeAll blocks, to run them later
-  },
-  beforeEach: function (fn) {
-    if (T.analyzing) { return }
-    T.beforeEachBlocks.push({ fn: fn, deepLevel: T.deepLevel })
-  },
-  afterAll: function (fn) {
-    if (T.analyzing) { return }
-    T.afterAllBlocks.push({ fn: fn, deepLevel: T.deepLevel })
-  },
-  afterEach: function (fn) {
-    if (T.analyzing) { return }
-    T.afterEachBlocks.push({ fn: fn, deepLevel: T.deepLevel })
+  defineHook: function (type) {
+    return function (fn) {
+      if (T.analyzing) { return }
+      T[type + 'Blocks'].push({ fn: fn, deepLevel: T.deepLevel })
+    }
   },
   message: function (type, label, deepLevel) { // pretty print messages for console report
     var prefix = ''
@@ -116,8 +124,9 @@ T = { // eslint-disable-line
   onlyRootDescribeBlocksForIit: [],
   describeMessages: [],
   itBlockRunLevel: 0,
-  isFirstAddedSuite: true,
+  needToBoot: true,
   analyzing: true,
+  preProcess: true,
   onlySuites: [],
   testingDbUrl: 'mongodb://127.0.0.1:3001/meteor_latte'
 }
@@ -139,32 +148,18 @@ function descriptionBlock (type, options) {
   if (!process.env.RUN_TESTS) { return function () {} } // don't run any test related stuff unless explicitly told so
   options = options || {}
 
-  return function analyzeOrExec (label, fn) {
+  return function describeBlock (label, fn) {
+    T.needToBoot && Meteor.startup(T.run)
+    T.needToBoot = false
+    if (T.preProcess) { return T.describeBlocks.push(describeBlock.bind(this, label, fn)) }
     if (T.deepLevel === 0 && options.runOnly && !excludedSuite(T.onlySuites, label) && !T.onlySuitesAsUserParams) { T.onlySuites.push(label) }
     if (T.deepLevel === 0 && preventsSuiteFromRunning(label)) { return }
-
-    return (T.analyzing ? analizeBlock(label, fn) : describeBlock(label, fn))
-  }
-
-  function analizeBlock (label, fn) {
-    if (T.deepLevel === 0) {
+    if (T.analyzing && T.deepLevel === 0) {
       var testSuite = describeBlock.bind(this, label, fn)
       T.currentRootDescribeBlock = testSuite
       T.suites.push(testSuite)
-      T.isFirstAddedSuite && Meteor.startup(function () { // upon first suite addition, add a callback to startup to run tests
-        T.analize() // look at suites structure and prepare the test run (this allows, for example, iit behavior)
-        T.run() // run code defined inside suites (describe blocks)
-      })
-      T.isFirstAddedSuite = false
     }
-    T.deepLevel++
-    fn()
-    T.deepLevel--
-  }
-
-  function describeBlock (label, fn) {
-    if (T.deepLevel === 0 && preventsSuiteFromRunning(label)) { return }
-    T.describeMessages.push(T.message(type, label, T.deepLevel))
+    !T.analyzing && T.describeMessages.push(T.message(type, label, T.deepLevel))
     T.deepLevel++
     fn()
     if (T.itBlockRunLevel >= T.deepLevel) {
@@ -237,6 +232,20 @@ function getCollections () {
   }
 }
 
+// input can be either the file or the describe label to run
+function getOnlySuitesFromInput (input) {
+  if (!input) { return }
+  var onlySuites = null
+  var file = null
+  try { file = input && readFile(input.toString()).toString() } catch(e) {}
+  if (file) {
+    var start = file.indexOf('describe(') + 'describe('.length + 1
+    var end = file.indexOf(', function') - 1
+    onlySuites = [file.substring(start, end)]
+  }
+  T.onlySuites = onlySuites || input
+}
+
 // Global variables are not attached to the `global` object in Meteor packages, so we ignore style checker for this section.
 // Details: http://stackoverflow.com/questions/31526454/global-variables-not-being-attached-to-the-global-object-on-meteorjs-packages
 
@@ -245,10 +254,10 @@ describe = T.describe.bind(T)
 context = T.context.bind(T)
 it = T.it.bind(T)
 iit = T.iit.bind(T)
-beforeAll = T.beforeAll.bind(T)
-beforeEach = T.beforeEach.bind(T)
-afterAll = T.afterAll.bind(T)
-afterEach = T.afterEach.bind(T)
+beforeAll = T.defineHook('beforeAll').bind(T)
+beforeEach = T.defineHook('beforeEach').bind(T)
+afterAll = T.defineHook('afterAll').bind(T)
+afterEach = T.defineHook('afterEach').bind(T)
 ddescribe = T.ddescribe.bind(T)
 ccontext = T.ccontext.bind(T)
 /*eslint-enable */

packages/latte/package.js

@@ -1,6 +1,6 @@
 Package.describe({
   name: 'canotto90:latte',
-  version: '0.6.4',
+  version: '0.7.4',
   summary: 'Run mocha-like specs in Meteor, without Velocity\'s overhead.',
   git: 'https://github.com/taromero/latte.git',
   documentation: '../../README.md'
@@ -13,7 +13,9 @@ Npm.depends({
 Package.onUse(function (api) {
   api.use('mongo@1.1.0', 'server')
   api.use('nooitaf:colors@0.0.2')
+  api.use('cfs:http-methods@0.0.29')
   api.addFiles('latte.js', 'server')
+  api.addFiles('http_api.js', 'server')
   api.export('T', 'server')
   api.export('describe', 'server')
   api.export('context', 'server')

specs/ddescribe_iit_spec.js

@@ -24,7 +24,9 @@ describe('describe block containing an iit block, in presence of a ddescribe blo
 T.postRunCallbacks.push({
   label: 'ddescribe should take precedence over iit blocks',
   fn: function () {
-    if (ddescribeCounter !== 1) { throw new Error('some assertion failed to exec. ddescribeCounter = ' + ddescribeCounter) }
+    console.log('prca')
+    if (ddescribeCounter !== 1) { console.log('prca1'); throw new Error('some assertion failed to exec. ddescribeCounter = ' + ddescribeCounter) }
+    console.log('prca2')
   }
 })
 

specs/ddescribe_spec.js

@@ -35,6 +35,7 @@ describe('unnested describe blocks in presence of a ddescribe block', function (
 T.postRunCallbacks.push({
   label: 'if there is a ddescribe block',
   fn: function () {
+    console.log('prcb')
     if (ddescribeCounter !== 2) { throw new Error('ddescribe_spec: some assertion failed to exec. ddescribeCounter == ' + ddescribeCounter) }
   }
 })

specs/iit_spec.js

@@ -66,6 +66,7 @@ describe('iit behaviour', function () {
 T.postRunCallbacks.push({
   label: 'iit behaviour',
   fn: function () {
+    console.log('prcd')
     if (iitCounter !== 3) { throw new Error('some assertion failed to exec. iitCounter == ' + iitCounter) }
     if (allCounter !== 4) { throw new Error('some before/afterAll block failed to exec. allCounter == ' + allCounter) }
     if (eachCounter !== 6) { throw new Error('some before/afterEach block failed to exec. eachCounter == ' + eachCounter) }

specs/multiple_ddescribe_spec.js

@@ -22,13 +22,15 @@ ddescribe('second ddescribe', function () {
 T.postRunCallbacks.push({
   label: 'first ddescribe',
   fn: function () {
+    console.log('prcc')
     if (ddescribeCounter1 !== 1) { throw new Error('some assertion failed to exec. ddescribeCounter = ' + ddescribeCounter1) }
   }
 })
 
 T.postRunCallbacks.push({
   label: 'second ddescribe',
   fn: function () {
+    console.log('prcd')
     if (ddescribeCounter2 !== 1) { throw new Error('some assertion failed to exec. ddescribeCounter = ' + ddescribeCounter2) }
   }
 })

specs/sample_spec.js

@@ -22,7 +22,7 @@ describe('Subject seeding', function () {
     })
 
     it('should not create new subjects', function () {
-      Subjects.find().count().should.eq(1)
+      Subjects.find().count().should.eq(2)
     })
 
   })