1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
|
/*
* This file is forked from the handlebars project (https://github.com/handlebars-lang/handlebars.js),
* and may include modifications made by Elasticsearch B.V.
* Elasticsearch B.V. licenses this file to you under the MIT License.
* See `packages/kbn-handlebars/LICENSE` for more information.
*/
import Handlebars from '../..';
import { forEachCompileFunctionName } from '../__jest__/test_bench';
describe('compiler', () => {
forEachCompileFunctionName((compileName) => {
const compile = Handlebars[compileName].bind(Handlebars);
describe(`#${compileName}`, () => {
it('should fail with invalid input', () => {
expect(function () {
compile(null);
}).toThrow(
`You must pass a string or Handlebars AST to Handlebars.${compileName}. You passed null`
);
expect(function () {
compile({});
}).toThrow(
`You must pass a string or Handlebars AST to Handlebars.${compileName}. You passed [object Object]`
);
});
it('should include the location in the error (row and column)', () => {
try {
compile(' \n {{#if}}\n{{/def}}')();
expect(true).toEqual(false);
} catch (err) {
expect(err.message).toEqual("if doesn't match def - 2:5");
if (Object.getOwnPropertyDescriptor(err, 'column')!.writable) {
// In Safari 8, the column-property is read-only. This means that even if it is set with defineProperty,
// its value won't change (https://github.com/jquery/esprima/issues/1290#issuecomment-132455482)
// Since this was neither working in Handlebars 3 nor in 4.0.5, we only check the column for other browsers.
expect(err.column).toEqual(5);
}
expect(err.lineNumber).toEqual(2);
}
});
it('should include the location as enumerable property', () => {
try {
compile(' \n {{#if}}\n{{/def}}')();
expect(true).toEqual(false);
} catch (err) {
expect(Object.prototype.propertyIsEnumerable.call(err, 'column')).toEqual(true);
}
});
it('can utilize AST instance', () => {
expect(
compile({
type: 'Program',
body: [{ type: 'ContentStatement', value: 'Hello' }],
})()
).toEqual('Hello');
});
it('can pass through an empty string', () => {
expect(compile('')()).toEqual('');
});
it('should not modify the options.data property(GH-1327)', () => {
// The `data` property is supposed to be a boolean, but in this test we want to ignore that
const options = { data: [{ a: 'foo' }, { a: 'bar' }] as unknown as boolean };
compile('{{#each data}}{{@index}}:{{a}} {{/each}}', options)();
expect(JSON.stringify(options, null, 2)).toEqual(
JSON.stringify({ data: [{ a: 'foo' }, { a: 'bar' }] }, null, 2)
);
});
it('should not modify the options.knownHelpers property(GH-1327)', () => {
const options = { knownHelpers: {} };
compile('{{#each data}}{{@index}}:{{a}} {{/each}}', options)();
expect(JSON.stringify(options, null, 2)).toEqual(
JSON.stringify({ knownHelpers: {} }, null, 2)
);
});
});
});
});
|