patternlab-node/test/pattern_assembler_tests.js at dev · patternfly/patternlab-node

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"use strict";
var tap = require('tap');
var pa = require('../core/lib/pattern_assembler');
var Pattern = require('../core/lib/object_factory').Pattern;
var path = require('path');
tap.test('process_pattern_recursive recursively includes partials', function(test) {
  //tests inclusion of partial that will be discovered by diveSync later in iteration than parent
  //prepare to diveSync
  var diveSync = require('diveSync');
  var fs = require('fs-extra');
  var pa = require('../core/lib/pattern_assembler');
  var plMain = require('../core/lib/patternlab');
  var pattern_assembler = new pa();
  var patterns_dir = './test/files/_patterns';
  var patternlab = {};
  patternlab.config = fs.readJSONSync('./patternlab-config.json');
  patternlab.config.paths.source.patterns = patterns_dir;
  patternlab.config.outputFileSuffixes = {rendered: ''};
  //patternlab.data = fs.readJSONSync(path.resolve(patternlab.config.paths.source.data, 'data.json'));
  patternlab.data = {};
  //patternlab.listitems = fs.readJSONSync(path.resolve(patternlab.config.paths.source.data, 'listitems.json'));
  patternlab.listitems = {};
  //patternlab.header = fs.readFileSync(path.resolve(patternlab.config.paths.source.patternlabFiles, 'templates/pattern-header-footer/header.html'), 'utf8');
  patternlab.header = '';
  //patternlab.footer = fs.readFileSync(path.resolve(patternlab.config.paths.source.patternlabFiles, 'templates/pattern-header-footer/footer.html'), 'utf8');
  patternlab.footer = '';
  patternlab.patterns = [];
  patternlab.data.link = {};
  patternlab.partials = {};
  //diveSync once to perform iterative populating of patternlab object
  plMain.process_all_patterns_iterative(pattern_assembler, patterns_dir, patternlab);
  //diveSync again to recursively include partials, filling out the
  //extendedTemplate property of the patternlab.patterns elements
  plMain.process_all_patterns_recursive(pattern_assembler, patterns_dir, patternlab);
  //get test output for comparison
  var foo = fs.readFileSync(patterns_dir + '/00-test/00-foo.mustache', 'utf8').trim();
  var bar = fs.readFileSync(patterns_dir + '/00-test/01-bar.mustache', 'utf8').trim();
  var fooExtended;
  //get extended pattern
  for (var i = 0; i < patternlab.patterns.length; i++) {
    if (patternlab.patterns[i].fileName === '00-foo') {
      fooExtended = patternlab.patterns[i].extendedTemplate.trim();
      break;
  //check initial values
  test.equals(foo, '{{> test-bar }}', 'foo template not as expected');
  test.equals(bar, 'bar', 'bar template not as expected');
  //test that 00-foo.mustache included partial 01-bar.mustache
  test.equals(fooExtended, 'bar', 'foo includes bar');
  test.end();
tap.test('processPatternRecursive - correctly replaces all stylemodifiers when multiple duplicate patterns with different stylemodifiers found', function(test) {
  //arrange
  var fs = require('fs-extra');
  var pattern_assembler = new pa();
  var patterns_dir = './test/files/_patterns';
  var pl = {};
  pl.config = {
    paths: {
      source: {
        patterns: patterns_dir
    outputFileSuffixes: {
      rendered: ''
  pl.data = {};
  pl.data.link = {};
  pl.config.debug = false;
  pl.patterns = [];
  pl.partials = {};
  var atomPattern = new Pattern('00-test/03-styled-atom.mustache');
  atomPattern.template = fs.readFileSync(patterns_dir + '/00-test/03-styled-atom.mustache', 'utf8');
  atomPattern.stylePartials = pattern_assembler.find_pattern_partials_with_style_modifiers(atomPattern);
  var groupPattern = new Pattern('00-test/04-group.mustache');
  groupPattern.template = fs.readFileSync(patterns_dir + '/00-test/04-group.mustache', 'utf8');
  groupPattern.stylePartials = pattern_assembler.find_pattern_partials_with_style_modifiers(groupPattern);
  pattern_assembler.addPattern(atomPattern, pl);
  pattern_assembler.addPattern(groupPattern, pl);
  pattern_assembler.process_pattern_recursive('00-test' + path.sep + '04-group.mustache', pl, {});
  var expectedValue = '<div class="test_group"> <span class="test_base test_1"> {{message}} </span> <span class="test_base test_2"> {{message}} </span> <span class="test_base test_3"> {{message}} </span> <span class="test_base test_4"> {{message}} </span> </div>';
  test.equals(groupPattern.extendedTemplate.replace(/\s\s+/g, ' ').replace(/\n/g, ' ').trim(), expectedValue.trim());
  test.end();
tap.test('processPatternRecursive - correctly replaces multiple stylemodifier classes on same partial', function(test) {
  //arrange
  var fs = require('fs-extra');
  var pattern_assembler = new pa();
  var patterns_dir = './test/files/_patterns';
  var pl = {};
  pl.config = {
    paths: {
      source: {
        patterns: patterns_dir
    outputFileSuffixes: {
      rendered: ''
  pl.data = {};
  pl.data.link = {};
  pl.config.debug = false;
  pl.patterns = [];
  pl.partials = {};
  var atomPattern = new Pattern('00-test/03-styled-atom.mustache');
  atomPattern.template = fs.readFileSync(patterns_dir + '/00-test/03-styled-atom.mustache', 'utf8');
  atomPattern.stylePartials = pattern_assembler.find_pattern_partials_with_style_modifiers(atomPattern);
  atomPattern.parameteredPartials = pattern_assembler.find_pattern_partials_with_parameters(atomPattern);
  var groupPattern = new Pattern('00-test/10-multiple-classes-numeric.mustache');
  groupPattern.template = fs.readFileSync(patterns_dir + '/00-test/10-multiple-classes-numeric.mustache', 'utf8');
  groupPattern.stylePartials = pattern_assembler.find_pattern_partials_with_style_modifiers(groupPattern);
  groupPattern.parameteredPartials = pattern_assembler.find_pattern_partials_with_parameters(groupPattern);
  pattern_assembler.addPattern(atomPattern, pl);
  pattern_assembler.addPattern(groupPattern, pl);
  pattern_assembler.process_pattern_recursive('00-test' + path.sep + '10-multiple-classes-numeric.mustache', pl, {});
  var expectedValue = '<div class="test_group"> <span class="test_base foo1"> {{message}} </span> <span class="test_base foo1 foo2"> {{message}} </span> <span class="test_base foo1 foo2"> bar </span> </div>';
  test.equals(groupPattern.extendedTemplate.replace(/\s\s+/g, ' ').replace(/\n/g, ' ').trim(), expectedValue.trim());
  test.end();
tap.test('processPatternRecursive - correctly ignores a partial without a style modifier when the same partial later has a style modifier', function(test) {
  //arrange
  var fs = require('fs-extra');
  var pattern_assembler = new pa();
  var patterns_dir = './test/files/_patterns';
  var pl = {};
  pl.config = {
    paths: {
      source: {
        patterns: patterns_dir
    outputFileSuffixes: {
      rendered: ''
  pl.data = {};
  pl.data.link = {};
  pl.config.debug = false;
  pl.patterns = [];
  pl.partials = {};
  var atomPattern = new Pattern('00-test/03-styled-atom.mustache');
  atomPattern.template = fs.readFileSync(patterns_dir + '/00-test/03-styled-atom.mustache', 'utf8');
  atomPattern.stylePartials = pattern_assembler.find_pattern_partials_with_style_modifiers(atomPattern);
  var mixedPattern = new Pattern('00-test/06-mixed.mustache');
  mixedPattern.template = fs.readFileSync(patterns_dir + '/00-test/06-mixed.mustache', 'utf8');
  mixedPattern.stylePartials = pattern_assembler.find_pattern_partials_with_style_modifiers(mixedPattern);
  pattern_assembler.addPattern(atomPattern, pl);
  pattern_assembler.addPattern(mixedPattern, pl);
  pattern_assembler.process_pattern_recursive('00-test' + path.sep + '06-mixed.mustache', pl, {});
  //assert. here we expect {{styleModifier}} to be in the first group, since it was not replaced by anything. rendering with data will then remove this (correctly)
  var expectedValue = '<div class="test_group"> <span class="test_base {{styleModifier}}"> {{message}} </span> <span class="test_base test_2"> {{message}} </span> <span class="test_base test_3"> {{message}} </span> <span class="test_base test_4"> {{message}} </span> </div>';
  test.equals(mixedPattern.extendedTemplate.replace(/\s\s+/g, ' ').replace(/\n/g, ' ').trim(), expectedValue.trim());
  test.end();
tap.test('processPatternRecursive - correctly ignores bookended partials without a style modifier when the same partial has a style modifier  between', function(test) {
  //arrange
  var fs = require('fs-extra');
  var pattern_assembler = new pa();
  var patterns_dir = './test/files/_patterns';
  var pl = {};
  pl.config = {
    paths: {
      source: {
        patterns: patterns_dir
    outputFileSuffixes: {
      rendered: ''
  pl.data = {};
  pl.data.link = {};
  pl.config.debug = false;
  pl.patterns = [];
  pl.partials = {};
  var atomPattern = new Pattern('00-test/03-styled-atom.mustache');
  atomPattern.template = fs.readFileSync(patterns_dir + '/00-test/03-styled-atom.mustache', 'utf8');
  atomPattern.stylePartials = pattern_assembler.find_pattern_partials_with_style_modifiers(atomPattern);
  var bookendPattern = new Pattern('00-test/09-bookend.mustache');
  bookendPattern.template = fs.readFileSync(patterns_dir + '/00-test/09-bookend.mustache', 'utf8');
  bookendPattern.stylePartials = pattern_assembler.find_pattern_partials_with_style_modifiers(bookendPattern);
  pattern_assembler.addPattern(atomPattern, pl);
  pattern_assembler.addPattern(bookendPattern, pl);
  pattern_assembler.process_pattern_recursive('00-test' + path.sep + '09-bookend.mustache', pl, {});
  //assert. here we expect {{styleModifier}} to be in the first and last group, since it was not replaced by anything. rendering with data will then remove this (correctly)
  var expectedValue = '<div class="test_group"> <span class="test_base {{styleModifier}}"> {{message}} </span> <span class="test_base test_2"> {{message}} </span> <span class="test_base test_3"> {{message}} </span> <span class="test_base {{styleModifier}}"> {{message}} </span> </div>';
  var actualValue = bookendPattern.extendedTemplate.replace(/\s\s+/g, ' ').replace(/\n/g, ' ');
  test.equals(actualValue.trim(), expectedValue.trim(), 'actual value:\n' + actualValue + '\nexpected value:\n' + expectedValue);
  test.end();
tap.test('processPatternRecursive - correctly ignores a partial without a style modifier when the same partial later has a style modifier and pattern parameters', function(test) {
  //arrange
  var fs = require('fs-extra');
  var pattern_assembler = new pa();
  var patterns_dir = './test/files/_patterns';
  var pl = {};
  pl.config = {
    paths: {
      source: {
        patterns: patterns_dir
    outputFileSuffixes: {
      rendered: ''
  pl.data = {};
  pl.data.link = {};
  pl.config.debug = false;
  pl.patterns = [];
  pl.partials = {};
  var atomPattern = new Pattern('00-test/03-styled-atom.mustache');
  atomPattern.template = fs.readFileSync(patterns_dir + '/00-test/03-styled-atom.mustache', 'utf8');
  atomPattern.stylePartials = pattern_assembler.find_pattern_partials_with_style_modifiers(atomPattern);
  atomPattern.parameteredPartials = pattern_assembler.find_pattern_partials_with_parameters(atomPattern);
  var mixedPattern = new Pattern('00-test/07-mixed-params.mustache');
  mixedPattern.template = fs.readFileSync(patterns_dir + '/00-test/07-mixed-params.mustache', 'utf8');
  mixedPattern.stylePartials = pattern_assembler.find_pattern_partials_with_style_modifiers(mixedPattern);
  mixedPattern.parameteredPartials = pattern_assembler.find_pattern_partials_with_parameters(mixedPattern);
  pattern_assembler.addPattern(atomPattern, pl);
  pattern_assembler.addPattern(mixedPattern, pl);
  pattern_assembler.process_pattern_recursive('00-test' + path.sep + '07-mixed-params.mustache', pl, {});
  //assert. here we expect {{styleModifier}} to be in the first span, since it was not replaced by anything. rendering with data will then remove this (correctly)
  var expectedValue = '<div class="test_group"> <span class="test_base {{styleModifier}}"> {{message}} </span> <span class="test_base test_2"> 2 </span> <span class="test_base test_3"> 3 </span> <span class="test_base test_4"> 4 </span> </div>';
  test.equals(mixedPattern.extendedTemplate.replace(/\s\s+/g, ' ').replace(/\n/g, ' ').trim(), expectedValue.trim());
  test.end();
tap.test('processPatternRecursive - correctly ignores bookended partials without a style modifier when the same partial has a style modifier and pattern parameters between', function(test) {
  //arrange
  var fs = require('fs-extra');
  var pattern_assembler = new pa();
  var patterns_dir = './test/files/_patterns';
  var pl = {};
  pl.config = {
    paths: {
      source: {
        patterns: patterns_dir
    outputFileSuffixes: {
      rendered: ''
  pl.data = {};
  pl.data.link = {};
  pl.config.debug = false;
  pl.patterns = [];
  pl.partials = {};
  var atomPattern = new Pattern('00-test/03-styled-atom.mustache');
  atomPattern.template = fs.readFileSync(patterns_dir + '/00-test/03-styled-atom.mustache', 'utf8');
  atomPattern.stylePartials = pattern_assembler.find_pattern_partials_with_style_modifiers(atomPattern);
  atomPattern.parameteredPartials = pattern_assembler.find_pattern_partials_with_parameters(atomPattern);
  var bookendPattern = new Pattern('00-test/08-bookend-params.mustache');
  bookendPattern.template = fs.readFileSync(patterns_dir + '/00-test/08-bookend-params.mustache', 'utf8');
  bookendPattern.stylePartials = pattern_assembler.find_pattern_partials_with_style_modifiers(bookendPattern);
  bookendPattern.parameteredPartials = pattern_assembler.find_pattern_partials_with_parameters(bookendPattern);
  pattern_assembler.addPattern(atomPattern, pl);
  pattern_assembler.addPattern(bookendPattern, pl);
  pattern_assembler.process_pattern_recursive('00-test' + path.sep + '08-bookend-params.mustache', pl, {});
  //assert. here we expect {{styleModifier}} to be in the first and last span, since it was not replaced by anything. rendering with data will then remove this (correctly)
  var expectedValue = '<div class="test_group"> <span class="test_base {{styleModifier}}"> {{message}} </span> <span class="test_base test_2"> 2 </span> <span class="test_base test_3"> 3 </span> <span class="test_base {{styleModifier}}"> {{message}} </span> </div>';
  test.equals(bookendPattern.extendedTemplate.replace(/\s\s+/g, ' ').replace(/\n/g, ' ').trim(), expectedValue.trim());
  test.end();
tap.test('processPatternRecursive - does not pollute previous patterns when a later one is found with a styleModifier', function(test) {
  //arrange
  var fs = require('fs-extra');
  var pattern_assembler = new pa();
  var patterns_dir = './test/files/_patterns';
  var pl = {};
  pl.config = {
    paths: {
      source: {
        patterns: patterns_dir
    outputFileSuffixes: {
      rendered: ''
  pl.data = {};
  pl.data.link = {};
  pl.config.debug = false;
  pl.patterns = [];
  pl.partials = {};
  var atomPattern = new Pattern('00-test/03-styled-atom.mustache');
  atomPattern.template = fs.readFileSync(patterns_dir + '/00-test/03-styled-atom.mustache', 'utf8');
  atomPattern.stylePartials = pattern_assembler.find_pattern_partials_with_style_modifiers(atomPattern);
  atomPattern.parameteredPartials = pattern_assembler.find_pattern_partials_with_parameters(atomPattern);
  var anotherPattern = new Pattern('00-test/12-another-styled-atom.mustache');
  anotherPattern.template = fs.readFileSync(patterns_dir + '/00-test/12-another-styled-atom.mustache', 'utf8');
  anotherPattern.stylePartials = pattern_assembler.find_pattern_partials_with_style_modifiers(anotherPattern);
  anotherPattern.parameteredPartials = pattern_assembler.find_pattern_partials_with_parameters(anotherPattern);
  pattern_assembler.addPattern(atomPattern, pl);
  pattern_assembler.addPattern(anotherPattern, pl);
  pattern_assembler.process_pattern_recursive('00-test' + path.sep + '12-another-styled-atom.mustache', pl, {});
  var expectedCleanValue = '<span class="test_base {{styleModifier}}"> {{message}} </span>';
  var expectedSetValue = '<span class="test_base test_1"> {{message}} </span>';
  //this is the "atom" - it should remain unchanged
  test.equals(atomPattern.template.replace(/\s\s+/g, ' ').replace(/\n/g, ' ').trim(), expectedCleanValue.trim());
  test.equals(atomPattern.extendedTemplate.replace(/\s\s+/g, ' ').replace(/\n/g, ' ').trim(), expectedCleanValue.trim());
  // this is the style modifier pattern, which should resolve correctly
  test.equals(anotherPattern.template.replace(/\s\s+/g, ' ').replace(/\n/g, ' ').trim(), '{{> test-styled-atom:test_1 }}');
  test.equals(anotherPattern.extendedTemplate.replace(/\s\s+/g, ' ').replace(/\n/g, ' ').trim(), expectedSetValue.trim());
  test.end();
tap.test('processPatternRecursive - ensure deep-nesting works', function(test) {
  //arrange
  var fs = require('fs-extra');
  var pattern_assembler = new pa();
  var patterns_dir = './test/files/_patterns';
  var pl = {};
  pl.config = {
    paths: {
      source: {
        patterns: patterns_dir
    outputFileSuffixes: {
      rendered: ''
  pl.data = {};
  pl.data.link = {};
  pl.config.debug = false;
  pl.patterns = [];
  pl.partials = {};
  var atomPattern = new Pattern('00-test/01-bar.mustache');
  atomPattern.template = fs.readFileSync(patterns_dir + '/00-test/01-bar.mustache', 'utf8');
  atomPattern.stylePartials = pattern_assembler.find_pattern_partials_with_style_modifiers(atomPattern);
  atomPattern.parameteredPartials = pattern_assembler.find_pattern_partials_with_parameters(atomPattern);
  var templatePattern = new Pattern('00-test/00-foo.mustache');
  templatePattern.template = fs.readFileSync(patterns_dir + '/00-test/00-foo.mustache', 'utf8');
  templatePattern.stylePartials = pattern_assembler.find_pattern_partials_with_style_modifiers(templatePattern);
  templatePattern.parameteredPartials = pattern_assembler.find_pattern_partials_with_parameters(templatePattern);
  var pagesPattern = new Pattern('00-test/14-inception.mustache');
  pagesPattern.template = fs.readFileSync(patterns_dir + '/00-test/14-inception.mustache', 'utf8');
  pagesPattern.stylePartials = pattern_assembler.find_pattern_partials_with_style_modifiers(pagesPattern);
  pagesPattern.parameteredPartials = pattern_assembler.find_pattern_partials_with_parameters(pagesPattern);
  pattern_assembler.addPattern(atomPattern, pl);
  pattern_assembler.addPattern(templatePattern, pl);
  pattern_assembler.addPattern(pagesPattern, pl);
  pattern_assembler.process_pattern_recursive('00-test' + path.sep + '14-inception.mustache', pl, {});
  var expectedCleanValue = 'bar';
  var expectedSetValue = 'bar';
  //this is the "atom" - it should remain unchanged
  test.equals(atomPattern.template.replace(/\s\s+/g, ' ').replace(/\n/g, ' ').trim(), expectedCleanValue);
  test.equals(atomPattern.extendedTemplate.replace(/\s\s+/g, ' ').replace(/\n/g, ' ').trim(), expectedCleanValue);
  //this is the "template pattern" - it should have an updated extendedTemplate but an unchanged template
  test.equals(templatePattern.template.replace(/\s\s+/g, ' ').replace(/\n/g, ' ').trim(), '{{> test-bar }}');
  test.equals(templatePattern.extendedTemplate.replace(/\s\s+/g, ' ').replace(/\n/g, ' ').trim(), expectedSetValue.trim());
  //this is the "pages pattern" - it should have an updated extendedTemplate equal to the template pattern but an unchanged template
  test.equals(pagesPattern.template.replace(/\s\s+/g, ' ').replace(/\n/g, ' ').trim(), '{{> test-foo }}');
  test.equals(pagesPattern.extendedTemplate.replace(/\s\s+/g, ' ').replace(/\n/g, ' ').trim(), expectedSetValue.trim());
  test.end();
tap.test('setState - applies any patternState matching the pattern', function(test) {
  //arrange
  var pa = require('../core/lib/pattern_assembler');
  var pattern_assembler = new pa();
  var patternlab = {};
  patternlab.config = {};
  patternlab.config.patternStates = {};
  patternlab.config.patternStates["pages-homepage-emergency"] = "inprogress";
  var pattern = {
    patternPartial: "pages-homepage-emergency"
  pattern_assembler.setPatternState(pattern, patternlab);
  test.equals(pattern.patternState, "inprogress");
  test.end();
tap.test('setState - does not apply any patternState if nothing matches the pattern', function(test) {
  //arrange
  var pa = require('../core/lib/pattern_assembler');
  var pattern_assembler = new pa();
  var patternlab = {};
  patternlab.config = {};
  patternlab.config.patternStates = {};
  patternlab.config.patternStates["pages-homepage-emergency"] = "inprogress";
  var pattern = {
    key: "pages-homepage",
    patternState: ""
  pattern_assembler.setPatternState(pattern, patternlab);
  test.equals(pattern.patternState, "");
  test.end();
tap.test('parseDataLinks - replaces found link.* data for their expanded links', function(test) {
  //arrange
  var diveSync = require('diveSync');
  var fs = require('fs-extra');
  var pa = require('../core/lib/pattern_assembler');
  var plMain = require('../core/lib/patternlab');
  var pattern_assembler = new pa();
  var patterns_dir = './test/files/_patterns/';
  var patternlab = {};
  //THIS IS BAD
  patternlab.config = fs.readJSONSync('./patternlab-config.json');
  patternlab.config.paths.source.patterns = patterns_dir;
  patternlab.config.outputFileSuffixes = {rendered: ''};
  patternlab.data = {};
  patternlab.listitems = {};
  patternlab.header = {};
  patternlab.footer = {};
  //patternlab.data = fs.readJSONSync(path.resolve(patternlab.config.paths.source.data, 'data.json'));
  //patternlab.listitems = fs.readJSONSync(path.resolve(patternlab.config.paths.source.data, 'listitems.json'));
  //patternlab.header = fs.readFileSync(path.resolve(patternlab.config.paths.source.patternlabFiles, 'templates/pattern-header-footer/header.html'), 'utf8');
  //patternlab.footer = fs.readFileSync(path.resolve(patternlab.config.paths.source.patternlabFiles, 'templates/pattern-header-footer/footer.html'), 'utf8');
  patternlab.patterns = [
      patternPartial: 'twitter-brad'
      patternPartial: 'twitter-dave'
      patternPartial: 'twitter-brian'
  patternlab.data.link = {};
  patternlab.partials = {};
  //diveSync once to perform iterative populating of patternlab object
  plMain.process_all_patterns_iterative(pattern_assembler, patterns_dir, patternlab);
  //for the sake of the test, also imagining I have the following pages...
  patternlab.data.link['twitter-brad'] = 'https://twitter.com/brad_frost';
  patternlab.data.link['twitter-dave'] = 'https://twitter.com/dmolsen';
  patternlab.data.link['twitter-brian'] = 'https://twitter.com/bmuenzenmeyer';
  patternlab.data.brad = {url: "link.twitter-brad"};
  patternlab.data.dave = {url: "link.twitter-dave"};
  patternlab.data.brian = {url: "link.twitter-brian"};
  var pattern;
  for (var i = 0; i < patternlab.patterns.length; i++) {
    if (patternlab.patterns[i].patternPartial === 'test-nav') {
      pattern = patternlab.patterns[i];
  //assert before
  test.equals(pattern.jsonFileData.brad.url, "link.twitter-brad", "brad pattern data should be found");
  test.equals(pattern.jsonFileData.dave.url, "link.twitter-dave", "dave pattern data should be found");
  test.equals(pattern.jsonFileData.brian.url, "link.twitter-brian", "brian pattern data should be found");
  pattern_assembler.parse_data_links(patternlab);
  //assert after
  test.equals(pattern.jsonFileData.brad.url, "https://twitter.com/brad_frost", "brad pattern data should be replaced");
  test.equals(pattern.jsonFileData.dave.url, "https://twitter.com/dmolsen",  "dave pattern data should be replaced");
  test.equals(pattern.jsonFileData.brian.url, "https://twitter.com/bmuenzenmeyer", "brian pattern data should be replaced");
  test.equals(patternlab.data.brad.url, "https://twitter.com/brad_frost", "global brad data should be replaced");
  test.equals(patternlab.data.dave.url, "https://twitter.com/dmolsen", "global dave data should be replaced");
  test.equals(patternlab.data.brian.url, "https://twitter.com/bmuenzenmeyer", "global brian data should be replaced");
  test.end();
tap.test('get_pattern_by_key - returns the fuzzy result when no others found', function(test) {
  //arrange
  var pattern_assembler = new pa();
  var patternlab = {};
  patternlab.patterns = [];
  patternlab.patterns.push({
    patternPartial: 'character-han-solo',
    subdir: 'character',
    fileName: 'han-solo'
  var result = pattern_assembler.getPartial('character-han', patternlab);
  test.equals(result, patternlab.patterns[0]);
  test.end();
tap.test('get_pattern_by_key - returns the exact key if found', function(test) {
  //arrange
  var pattern_assembler = new pa();
  var patternlab = {};
  patternlab.patterns = [];
  patternlab.patterns.push({
    patternPartial: 'molecules-primary-nav-jagged',
    subdir: 'molecules',
    fileName: 'primary-nav-jagged'
    patternPartial: 'molecules-primary-nav',
    subdir: 'molecules',
    fileName: 'molecules-primary-nav'
  var result = pattern_assembler.getPartial('molecules-primary-nav', patternlab);
  test.equals(result, patternlab.patterns[1]);
  test.end();
tap.test('addPattern - adds pattern extended template to patternlab partial object', function(test) {
  //arrange
  var pattern_assembler = new pa();
  var patternlab = {};
  patternlab.patterns = [];
  patternlab.partials = {};
  patternlab.data = {link: {}};
  patternlab.config = {debug: false};
  patternlab.config.outputFileSuffixes = {rendered: ''};
  var pattern = new Pattern('00-test/01-bar.mustache');
  pattern.extendedTemplate = 'barExtended';
  pattern.template = 'bar';
  pattern_assembler.addPattern(pattern, patternlab);
  test.equals(patternlab.patterns.length, 1);
  test.equals(patternlab.partials['test-bar'] != undefined, true);
  test.equals(patternlab.partials['test-bar'], 'barExtended');
  test.end();
tap.test('addPattern - adds pattern template to patternlab partial object if extendedtemplate does not exist yet', function(test){
  //arrange
  var pattern_assembler = new pa();
  var patternlab = {};
  patternlab.patterns = [];
  patternlab.partials = {};
  patternlab.data = {link: {}};
  patternlab.config = { debug: false };
  patternlab.config.outputFileSuffixes = {rendered : ''};
  var pattern = new Pattern('00-test/01-bar.mustache');
  pattern.extendedTemplate = undefined;
  pattern.template = 'bar';
  pattern_assembler.addPattern(pattern, patternlab);
  test.equals(patternlab.patterns.length, 1);
  test.equals(patternlab.partials['test-bar'] != undefined, true);
  test.equals(patternlab.partials['test-bar'], 'bar');
  test.end();
tap.test('hidden patterns can be called by their nice names', function(test){
  var util = require('./util/test_utils.js');
  //arrange
  var testPatternsPath = path.resolve(__dirname, 'files', '_patterns');
  var pl = util.fakePatternLab(testPatternsPath);
  var pattern_assembler = new pa();
  var hiddenPatternPath = path.join('00-test', '_00-hidden-pattern.mustache');
  var hiddenPattern = pattern_assembler.process_pattern_iterative(hiddenPatternPath, pl);
  pattern_assembler.process_pattern_recursive(hiddenPatternPath, pl);
  var testPatternPath = path.join('00-test', '15-hidden-pattern-tester.mustache');
  var testPattern = pattern_assembler.process_pattern_iterative(testPatternPath, pl);
  pattern_assembler.process_pattern_recursive(testPatternPath, pl);
  test.equals(util.sanitized(testPattern.render()), util.sanitized('Hello there! Here\'s the hidden atom: [This is the hidden atom]'), 'hidden pattern rendered output not as expected');
  test.end();
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