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regex.js
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regex.js
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const assert = require('assert');
const hbs = require('handlebars').create();
const helpers = require('..');
helpers.regex({ handlebars: hbs });
describe('regex', function() {
describe('test', function() {
it('returns false when a regular test fails to match', function() {
const fn = hbs.compile('{{test "bar" (toRegex "foo")}}');
assert.equal(fn({}), 'false');
});
it('returns true when a test matches', function() {
const fn = hbs.compile('{{test "foobar" (toRegex "foo")}}');
assert.equal(fn({}), 'true');
});
it('returns false when a test doesn\'t match', function() {
const fn = hbs.compile('{{test "foobar" (toRegex "^foo$")}}');
assert.equal(fn({}), 'false');
});
it('returns false when testing a non-string', function() {
const fn = hbs.compile('{{test input (toRegex "^foo$")}}');
assert.equal(fn({ input: { foo: 1 } }), 'false');
});
it('throws an error when a regex isn\'t provided', function() {
const fn = hbs.compile('{{test "input" "oh no"}}');
assert.throws(() => fn({}));
});
});
});