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'use strict';
require('mocha');
var assert = require('assert');
var hbs = require('handlebars').create();
var helpers = require('..');
helpers.string({handlebars: hbs});
describe('string', function() {
describe('camelcase', function() {
it('should return an empty string if undefined', function() {
var fn = hbs.compile('{{camelcase}}');
assert.equal(fn(), '');
});
it('should return the string in camelcase', function() {
var fn = hbs.compile('{{camelcase "foo bar baz qux"}}');
assert.equal(fn(), 'fooBarBazQux');
});
it('should lowercase a single character', function() {
assert.equal(hbs.compile('{{camelcase "f"}}')(), 'f');
assert.equal(hbs.compile('{{camelcase "A"}}')(), 'a');
});
});
describe('capitalize', function() {
it('should return an empty string if undefined', function() {
var fn = hbs.compile('{{capitalize}}');
assert.equal(fn(), '');
});
it('should capitalize a word.', function() {
var fn = hbs.compile('{{capitalize "foo"}}');
assert.equal(fn(), 'Foo');
});
});
describe('capitalizeAll', function() {
it('should return an empty string if undefined', function() {
var fn = hbs.compile('{{capitalizeAll}}');
assert.equal(fn(), '');
});
it('should return the string with the every word capitalized.', function() {
var fn = hbs.compile('{{capitalizeAll "bender should not bE allowed on tV"}}');
assert.equal(fn(), 'Bender Should Not BE Allowed On TV');
});
});
describe('center', function() {
it('should return an empty string if undefined', function() {
var fn = hbs.compile('{{center}}');
assert.equal(fn(), '');
});
it('should return the string centered by using non-breaking spaces.', function() {
var fn = hbs.compile('{{center "Bender should not be allowed on tv." 2}}');
assert.equal(fn(), '  Bender should not be allowed on tv.  ');
});
});
describe('chop', function() {
it('should return an empty string if undefined', function() {
var fn = hbs.compile('{{chop}}');
assert.equal(fn(), '');
});
it('should remove non-word characters from start of string', function() {
var fn = hbs.compile('{{chop "- foo bar baz"}}');
assert.equal(fn(), 'foo bar baz');
});
it('should remove non-word characters from end of string', function() {
var fn = hbs.compile('{{chop "foo bar baz _- "}}');
assert.equal(fn(), 'foo bar baz');
});
});
describe('dashcase', function() {
it('should return an empty string if undefined', function() {
var fn = hbs.compile('{{dashcase}}');
assert.equal(fn(), '');
});
it('should return the string in dashcase', function() {
var fn = hbs.compile('{{dashcase "foo bar baz qux"}}');
assert.equal(fn(), 'foo-bar-baz-qux');
});
it('should lowercase a single character', function() {
assert.equal(hbs.compile('{{dashcase "f"}}')(), 'f');
assert.equal(hbs.compile('{{dashcase "A"}}')(), 'a');
});
});
describe('dotcase', function() {
it('should return an empty string if undefined', function() {
var fn = hbs.compile('{{dotcase}}');
assert.equal(fn(), '');
});
it('should return the string in dotcase', function() {
var fn = hbs.compile('{{dotcase "foo bar baz qux"}}');
assert.equal(fn(), 'foo.bar.baz.qux');
});
it('should lowercase a single character', function() {
assert.equal(hbs.compile('{{dotcase "f"}}')(), 'f');
assert.equal(hbs.compile('{{dotcase "A"}}')(), 'a');
});
});
describe('ellipsis', function() {
it('should return an empty string if undefined', function() {
var fn = hbs.compile('{{ellipsis}}');
assert.equal(fn(), '');
});
it('should return then string truncated by a specified length.', function() {
var fn = hbs.compile('{{ellipsis "Bender should not be allowed on tv." 31}}');
assert.equal(fn(), 'Bender should not be allowed on…');
});
it('should return the string if shorter than the specified length.', function() {
var fn = hbs.compile('{{ellipsis "Bender should not be allowed on tv." 100}}');
assert.equal(fn(), 'Bender should not be allowed on tv.');
});
});
describe('hyphenate', function() {
it('should return an empty string if undefined', function() {
var fn = hbs.compile('{{hyphenate}}');
assert.equal(fn(), '');
});
it('should return the string with spaces replaced with hyphens.', function() {
var fn = hbs.compile('{{hyphenate "Bender should not be allowed on tv."}}');
assert.equal(fn(), 'Bender-should-not-be-allowed-on-tv.');
});
});
describe('isString', function() {
it('should return true for string', function() {
assert.equal(hbs.compile('{{isString "foo"}}')(), 'true');
});
it('should return true for empty string', function() {
assert.equal(hbs.compile('{{isString ""}}')(), 'true');
});
it('should return false for number', function() {
assert.equal(hbs.compile('{{isString 123}}')(), 'false');
});
it('should return false for null', function() {
assert.equal(hbs.compile('{{isString null}}')(), 'false');
});
it('should return false when undefined', function() {
assert.equal(hbs.compile('{{isString}}')(), 'false');
});
});
describe('lowercase', function() {
it('should return an empty string if undefined', function() {
var fn = hbs.compile('{{lowercase}}');
assert.equal(fn(), '');
});
it('should return the string in lowercase', function() {
var fn = hbs.compile('{{lowercase "BENDER SHOULD NOT BE ALLOWED ON TV"}}');
assert.equal(fn(), 'bender should not be allowed on tv');
});
});
describe('occurrences', function() {
it('should return an empty string if undefined', function() {
var fn = hbs.compile('{{occurrences}}');
assert.equal(fn(), '');
});
it('should return the number of occurrences of a string, within a string.', function() {
var fn = hbs.compile('{{occurrences "Jar-Jar Binks" "Jar"}}');
assert.equal(fn(), '2');
});
});
describe('pascalcase', function() {
it('should return an empty string if undefined', function() {
var fn = hbs.compile('{{pascalcase}}');
assert.equal(fn(), '');
});
it('should return the string in pascalcase', function() {
var fn = hbs.compile('{{pascalcase "foo bar baz qux"}}');
assert.equal(fn(), 'FooBarBazQux');
});
it('should uppercase a single character', function() {
assert.equal(hbs.compile('{{pascalcase "f"}}')(), 'F');
assert.equal(hbs.compile('{{pascalcase "A"}}')(), 'A');
});
});
describe('pathcase', function() {
it('should return an empty string if undefined', function() {
var fn = hbs.compile('{{pathcase}}');
assert.equal(fn(), '');
});
it('should return the string in pathcase', function() {
var fn = hbs.compile('{{pathcase "foo bar baz qux"}}');
assert.equal(fn(), 'foo/bar/baz/qux');
});
it('should lowercase a single character', function() {
assert.equal(hbs.compile('{{pathcase "f"}}')(), 'f');
assert.equal(hbs.compile('{{pathcase "A"}}')(), 'a');
});
});
describe('plusify', function() {
it('should return an empty string if undefined', function() {
var fn = hbs.compile('{{plusify}}');
assert.equal(fn(), '');
});
it('should return the empty string with no change.', function() {
var fn = hbs.compile('{{plusify ""}}');
assert.equal(fn(), '');
});
it('should return the string with no change.', function() {
var fn = hbs.compile('{{plusify "BenderShouldNotBeAllowedOnTv."}}');
assert.equal(fn(), 'BenderShouldNotBeAllowedOnTv.');
});
it('should return the string with spaces replaced with pluses.', function() {
var fn = hbs.compile('{{plusify "Bender should not be allowed on tv."}}');
assert.equal(fn(), 'Bender+should+not+be+allowed+on+tv.');
});
});
describe('replace', function() {
it('should return an empty string if undefined', function() {
var fn = hbs.compile('{{replace}}');
assert.equal(fn(), '');
});
it('should replace occurrences of string "A" with string "B"', function() {
var fn = hbs.compile('{{replace "Bender Bending Rodriguez" "B" "M"}}');
assert.equal(fn(), 'Mender Mending Rodriguez');
});
it('should return the string if `a` is undefined', function() {
var fn = hbs.compile('{{replace "a b c"}}');
assert.equal(fn(), 'a b c');
});
it('should replace the string with `""` if `b` is undefined', function() {
var fn = hbs.compile('{{replace "a b c" "a"}}');
assert.equal(fn(), ' b c');
});
});
describe('reverse', function() {
it('should return an empty string if undefined', function() {
var fn = hbs.compile('{{reverse}}');
assert.equal(fn(), '');
});
it('should return the string in reverse.', function() {
var fn = hbs.compile('{{reverse "bender should NOT be allowed on TV."}}');
assert.equal(fn(), '.VT no dewolla eb TON dluohs redneb');
});
});
describe('sentence', function() {
it('should return an empty string if undefined', function() {
var fn = hbs.compile('{{sentence}}');
assert.equal(fn(), '');
});
it('should capitalize the first word of each sentence in a string and convert the rest of the sentence to lowercase.', function() {
var fn = hbs.compile('{{sentence "bender should NOT be allowed on TV. fry SHOULD be allowed on TV."}}');
assert.equal(fn(), 'Bender should not be allowed on tv. Fry should be allowed on tv.');
});
});
describe('snakecase', function() {
it('should return an empty string if undefined', function() {
var fn = hbs.compile('{{snakecase}}');
assert.equal(fn(), '');
});
it('should lowercase a single character', function() {
assert.equal(hbs.compile('{{snakecase "a"}}')(), 'a');
assert.equal(hbs.compile('{{snakecase "A"}}')(), 'a');
});
it('should return the string in snakecase', function() {
var fn = hbs.compile('{{snakecase "foo bar baz qux"}}');
assert.equal(fn(), 'foo_bar_baz_qux');
});
});
describe('split', function() {
it('should return an empty string if undefined', function() {
var fn = hbs.compile('{{split}}');
assert.equal(fn(), '');
});
it('should split the string with the default character', function() {
var fn = hbs.compile('{{#each (split "a,b,c")}}<{{.}}>{{/each}}');
assert.equal(fn(), '<a><b><c>');
});
it('should split the string on the given character', function() {
var fn = hbs.compile('{{#each (split "a|b|c" "|")}}<{{.}}>{{/each}}');
assert.equal(fn(), '<a><b><c>');
});
});
describe('startsWith', function() {
it('should return an empty string if undefined', function() {
var fn = hbs.compile('{{startsWith}}');
assert.equal(fn(), '');
});
it('should render "Yes he is", from inside the block.', function() {
var fn = hbs.compile('{{#startsWith "Bender" "Bender is great"}}Yes he is{{/startsWith}}');
assert.equal(fn(), 'Yes he is');
});
it('should render the Inverse block.', function() {
var fn = hbs.compile('{{#startsWith "Goodbye" "Hello, world!"}}Whoops{{else}}Bro, do you even hello world?{{/startsWith}}');
assert.equal(fn(), 'Bro, do you even hello world?');
});
it('should render the Inverse block when an undefined value is passed in..', function() {
var fn = hbs.compile('{{#startsWith "myPrefix" undefined}}fn block{{else}}inverse block{{/startsWith}}');
assert.equal(fn(), 'inverse block');
});
});
describe('titleize', function() {
it('should return an empty string if undefined', function() {
var fn = hbs.compile('{{titleize}}');
assert.equal(fn(), '');
});
it('should return the string in title case.', function() {
var fn = hbs.compile('{{titleize "Bender-should-Not-be-allowed_on_Tv"}}');
assert.equal(fn(), 'Bender Should Not Be Allowed On Tv');
});
});
describe('trim', function() {
it('should return an empty string if undefined', function() {
var fn = hbs.compile('{{trim}}');
assert.equal(fn(), '');
});
it('should trim leading whitespace', function() {
var fn = hbs.compile('{{trim " foo"}}');
assert.equal(fn(), 'foo');
});
it('should trim trailing whitespace', function() {
var fn = hbs.compile('{{trim "foo "}}');
assert.equal(fn(), 'foo');
});
});
describe('truncate', function() {
it('should return an empty string if undefined', function() {
var fn = hbs.compile('{{truncate}}');
assert.equal(fn(), '');
});
it('should return the string truncated by a specified length.', function() {
var fn = hbs.compile('{{truncate "Bender should not be allowed on tv." 31}}');
assert.equal(fn(), 'Bender should not be allowed on');
});
it('should return the string if shorter than the specified length.', function() {
var fn = hbs.compile('{{truncate "Bender should not be allowed on tv." 100}}');
assert.equal(fn(), 'Bender should not be allowed on tv.');
});
it('should return then string truncated by a specified length', function() {
var fn = hbs.compile('{{truncate "foo bar baz qux" 7}}...');
assert.equal(fn(), 'foo bar...');
});
it('should return then string truncated by a specified length, providing a custom string to denote an omission.', function() {
var fn = hbs.compile('{{truncate "foo bar baz qux" 7 "…"}}');
assert.equal(fn(), 'foo ba…');
});
});
describe('uppercase', function() {
it('should return an empty string if undefined', function() {
var fn = hbs.compile('{{uppercase}}');
assert.equal(fn(), '');
});
it('should return the string in uppercase', function() {
var fn = hbs.compile('{{uppercase "bender should not be allowed on tv"}}');
assert.equal(fn(), 'BENDER SHOULD NOT BE ALLOWED ON TV');
});
it('should work as a block helper', function() {
var fn = hbs.compile('{{#uppercase}}bender should not be allowed on tv{{/uppercase}}');
assert.equal(fn(), 'BENDER SHOULD NOT BE ALLOWED ON TV');
});
});
});