angular-cn/modules/@angular/compiler/test/html_lexer_spec.ts

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import {
ddescribe,
describe,
it,
iit,
xit,
expect,
beforeEach,
afterEach
} from '@angular/core/testing/testing_internal';
import {BaseException} from '../src/facade/exceptions';
import {
tokenizeHtml,
HtmlToken,
HtmlTokenType,
HtmlTokenError
} from '@angular/compiler/src/html_lexer';
import {ParseSourceSpan, ParseLocation, ParseSourceFile} from '@angular/compiler/src/parse_util';
export function main() {
describe('HtmlLexer', () => {
describe('line/column numbers', () => {
it('should work without newlines', () => {
expect(tokenizeAndHumanizeLineColumn('<t>a</t>'))
.toEqual([
[HtmlTokenType.TAG_OPEN_START, '0:0'],
[HtmlTokenType.TAG_OPEN_END, '0:2'],
[HtmlTokenType.TEXT, '0:3'],
[HtmlTokenType.TAG_CLOSE, '0:4'],
[HtmlTokenType.EOF, '0:8']
]);
});
it('should work with one newline', () => {
expect(tokenizeAndHumanizeLineColumn('<t>\na</t>'))
.toEqual([
[HtmlTokenType.TAG_OPEN_START, '0:0'],
[HtmlTokenType.TAG_OPEN_END, '0:2'],
[HtmlTokenType.TEXT, '0:3'],
[HtmlTokenType.TAG_CLOSE, '1:1'],
[HtmlTokenType.EOF, '1:5']
]);
});
it('should work with multiple newlines', () => {
expect(tokenizeAndHumanizeLineColumn('<t\n>\na</t>'))
.toEqual([
[HtmlTokenType.TAG_OPEN_START, '0:0'],
[HtmlTokenType.TAG_OPEN_END, '1:0'],
[HtmlTokenType.TEXT, '1:1'],
[HtmlTokenType.TAG_CLOSE, '2:1'],
[HtmlTokenType.EOF, '2:5']
]);
});
it('should work with CR and LF', () => {
expect(tokenizeAndHumanizeLineColumn('<t\n>\r\na\r</t>'))
.toEqual([
[HtmlTokenType.TAG_OPEN_START, '0:0'],
[HtmlTokenType.TAG_OPEN_END, '1:0'],
[HtmlTokenType.TEXT, '1:1'],
[HtmlTokenType.TAG_CLOSE, '2:1'],
[HtmlTokenType.EOF, '2:5']
]);
});
});
describe('comments', () => {
it('should parse comments', () => {
expect(tokenizeAndHumanizeParts('<!--t\ne\rs\r\nt-->'))
.toEqual([
[HtmlTokenType.COMMENT_START],
[HtmlTokenType.RAW_TEXT, 't\ne\ns\nt'],
[HtmlTokenType.COMMENT_END],
[HtmlTokenType.EOF]
]);
});
it('should store the locations',
() => {expect(tokenizeAndHumanizeSourceSpans('<!--t\ne\rs\r\nt-->'))
.toEqual([
[HtmlTokenType.COMMENT_START, '<!--'],
[HtmlTokenType.RAW_TEXT, 't\ne\rs\r\nt'],
[HtmlTokenType.COMMENT_END, '-->'],
[HtmlTokenType.EOF, '']
])});
it('should report <!- without -', () => {
expect(tokenizeAndHumanizeErrors('<!-a'))
.toEqual([[HtmlTokenType.COMMENT_START, 'Unexpected character "a"', '0:3']]);
});
it('should report missing end comment', () => {
expect(tokenizeAndHumanizeErrors('<!--'))
.toEqual([[HtmlTokenType.RAW_TEXT, 'Unexpected character "EOF"', '0:4']]);
});
it('should accept comments finishing by too many dashes (even number)', () => {
expect(tokenizeAndHumanizeSourceSpans('<!-- test ---->'))
.toEqual([
[HtmlTokenType.COMMENT_START, '<!--'],
[HtmlTokenType.RAW_TEXT, ' test --'],
[HtmlTokenType.COMMENT_END, '-->'],
[HtmlTokenType.EOF, '']
]);
});
it('should accept comments finishing by too many dashes (odd number)', () => {
expect(tokenizeAndHumanizeSourceSpans('<!-- test --->'))
.toEqual([
[HtmlTokenType.COMMENT_START, '<!--'],
[HtmlTokenType.RAW_TEXT, ' test -'],
[HtmlTokenType.COMMENT_END, '-->'],
[HtmlTokenType.EOF, '']
]);
});
});
describe('doctype', () => {
it('should parse doctypes', () => {
expect(tokenizeAndHumanizeParts('<!doctype html>'))
.toEqual([[HtmlTokenType.DOC_TYPE, 'doctype html'], [HtmlTokenType.EOF]]);
});
it('should store the locations', () => {
expect(tokenizeAndHumanizeSourceSpans('<!doctype html>'))
.toEqual([[HtmlTokenType.DOC_TYPE, '<!doctype html>'], [HtmlTokenType.EOF, '']]);
});
it('should report missing end doctype', () => {
expect(tokenizeAndHumanizeErrors('<!'))
.toEqual([[HtmlTokenType.DOC_TYPE, 'Unexpected character "EOF"', '0:2']]);
});
});
describe('CDATA', () => {
it('should parse CDATA', () => {
expect(tokenizeAndHumanizeParts('<![CDATA[t\ne\rs\r\nt]]>'))
.toEqual([
[HtmlTokenType.CDATA_START],
[HtmlTokenType.RAW_TEXT, 't\ne\ns\nt'],
[HtmlTokenType.CDATA_END],
[HtmlTokenType.EOF]
]);
});
it('should store the locations', () => {
expect(tokenizeAndHumanizeSourceSpans('<![CDATA[t\ne\rs\r\nt]]>'))
.toEqual([
[HtmlTokenType.CDATA_START, '<![CDATA['],
[HtmlTokenType.RAW_TEXT, 't\ne\rs\r\nt'],
[HtmlTokenType.CDATA_END, ']]>'],
[HtmlTokenType.EOF, '']
]);
});
it('should report <![ without CDATA[', () => {
expect(tokenizeAndHumanizeErrors('<![a'))
.toEqual([[HtmlTokenType.CDATA_START, 'Unexpected character "a"', '0:3']]);
});
it('should report missing end cdata', () => {
expect(tokenizeAndHumanizeErrors('<![CDATA['))
.toEqual([[HtmlTokenType.RAW_TEXT, 'Unexpected character "EOF"', '0:9']]);
});
});
describe('open tags', () => {
it('should parse open tags without prefix', () => {
expect(tokenizeAndHumanizeParts('<test>'))
.toEqual([
[HtmlTokenType.TAG_OPEN_START, null, 'test'],
[HtmlTokenType.TAG_OPEN_END],
[HtmlTokenType.EOF]
]);
});
it('should parse namespace prefix', () => {
expect(tokenizeAndHumanizeParts('<ns1:test>'))
.toEqual([
[HtmlTokenType.TAG_OPEN_START, 'ns1', 'test'],
[HtmlTokenType.TAG_OPEN_END],
[HtmlTokenType.EOF]
]);
});
it('should parse void tags', () => {
expect(tokenizeAndHumanizeParts('<test/>'))
.toEqual([
[HtmlTokenType.TAG_OPEN_START, null, 'test'],
[HtmlTokenType.TAG_OPEN_END_VOID],
[HtmlTokenType.EOF]
]);
});
it('should allow whitespace after the tag name', () => {
expect(tokenizeAndHumanizeParts('<test >'))
.toEqual([
[HtmlTokenType.TAG_OPEN_START, null, 'test'],
[HtmlTokenType.TAG_OPEN_END],
[HtmlTokenType.EOF]
]);
});
it('should store the locations', () => {
expect(tokenizeAndHumanizeSourceSpans('<test>'))
.toEqual([
[HtmlTokenType.TAG_OPEN_START, '<test'],
[HtmlTokenType.TAG_OPEN_END, '>'],
[HtmlTokenType.EOF, '']
]);
});
});
describe('attributes', () => {
it('should parse attributes without prefix', () => {
expect(tokenizeAndHumanizeParts('<t a>'))
.toEqual([
[HtmlTokenType.TAG_OPEN_START, null, 't'],
[HtmlTokenType.ATTR_NAME, null, 'a'],
[HtmlTokenType.TAG_OPEN_END],
[HtmlTokenType.EOF]
]);
});
it('should parse attributes with prefix', () => {
expect(tokenizeAndHumanizeParts('<t ns1:a>'))
.toEqual([
[HtmlTokenType.TAG_OPEN_START, null, 't'],
[HtmlTokenType.ATTR_NAME, 'ns1', 'a'],
[HtmlTokenType.TAG_OPEN_END],
[HtmlTokenType.EOF]
]);
});
it('should parse attributes whose prefix is not valid', () => {
expect(tokenizeAndHumanizeParts('<t (ns1:a)>'))
.toEqual([
[HtmlTokenType.TAG_OPEN_START, null, 't'],
[HtmlTokenType.ATTR_NAME, null, '(ns1:a)'],
[HtmlTokenType.TAG_OPEN_END],
[HtmlTokenType.EOF]
]);
});
it('should parse attributes with single quote value', () => {
expect(tokenizeAndHumanizeParts("<t a='b'>"))
.toEqual([
[HtmlTokenType.TAG_OPEN_START, null, 't'],
[HtmlTokenType.ATTR_NAME, null, 'a'],
[HtmlTokenType.ATTR_VALUE, 'b'],
[HtmlTokenType.TAG_OPEN_END],
[HtmlTokenType.EOF]
]);
});
it('should parse attributes with double quote value', () => {
expect(tokenizeAndHumanizeParts('<t a="b">'))
.toEqual([
[HtmlTokenType.TAG_OPEN_START, null, 't'],
[HtmlTokenType.ATTR_NAME, null, 'a'],
[HtmlTokenType.ATTR_VALUE, 'b'],
[HtmlTokenType.TAG_OPEN_END],
[HtmlTokenType.EOF]
]);
});
it('should parse attributes with unquoted value', () => {
expect(tokenizeAndHumanizeParts('<t a=b>'))
.toEqual([
[HtmlTokenType.TAG_OPEN_START, null, 't'],
[HtmlTokenType.ATTR_NAME, null, 'a'],
[HtmlTokenType.ATTR_VALUE, 'b'],
[HtmlTokenType.TAG_OPEN_END],
[HtmlTokenType.EOF]
]);
});
it('should allow whitespace', () => {
expect(tokenizeAndHumanizeParts('<t a = b >'))
.toEqual([
[HtmlTokenType.TAG_OPEN_START, null, 't'],
[HtmlTokenType.ATTR_NAME, null, 'a'],
[HtmlTokenType.ATTR_VALUE, 'b'],
[HtmlTokenType.TAG_OPEN_END],
[HtmlTokenType.EOF]
]);
});
it('should parse attributes with entities in values', () => {
expect(tokenizeAndHumanizeParts('<t a="&#65;&#x41;">'))
.toEqual([
[HtmlTokenType.TAG_OPEN_START, null, 't'],
[HtmlTokenType.ATTR_NAME, null, 'a'],
[HtmlTokenType.ATTR_VALUE, 'AA'],
[HtmlTokenType.TAG_OPEN_END],
[HtmlTokenType.EOF]
]);
});
it('should not decode entities without trailing ";"', () => {
expect(tokenizeAndHumanizeParts('<t a="&amp" b="c&&d">'))
.toEqual([
[HtmlTokenType.TAG_OPEN_START, null, 't'],
[HtmlTokenType.ATTR_NAME, null, 'a'],
[HtmlTokenType.ATTR_VALUE, '&amp'],
[HtmlTokenType.ATTR_NAME, null, 'b'],
[HtmlTokenType.ATTR_VALUE, 'c&&d'],
[HtmlTokenType.TAG_OPEN_END],
[HtmlTokenType.EOF]
]);
});
it('should parse attributes with "&" in values', () => {
expect(tokenizeAndHumanizeParts('<t a="b && c &">'))
.toEqual([
[HtmlTokenType.TAG_OPEN_START, null, 't'],
[HtmlTokenType.ATTR_NAME, null, 'a'],
[HtmlTokenType.ATTR_VALUE, 'b && c &'],
[HtmlTokenType.TAG_OPEN_END],
[HtmlTokenType.EOF]
]);
});
it('should parse values with CR and LF', () => {
expect(tokenizeAndHumanizeParts("<t a='t\ne\rs\r\nt'>"))
.toEqual([
[HtmlTokenType.TAG_OPEN_START, null, 't'],
[HtmlTokenType.ATTR_NAME, null, 'a'],
[HtmlTokenType.ATTR_VALUE, 't\ne\ns\nt'],
[HtmlTokenType.TAG_OPEN_END],
[HtmlTokenType.EOF]
]);
});
it('should store the locations', () => {
expect(tokenizeAndHumanizeSourceSpans('<t a=b>'))
.toEqual([
[HtmlTokenType.TAG_OPEN_START, '<t'],
[HtmlTokenType.ATTR_NAME, 'a'],
[HtmlTokenType.ATTR_VALUE, 'b'],
[HtmlTokenType.TAG_OPEN_END, '>'],
[HtmlTokenType.EOF, '']
]);
});
});
describe('closing tags', () => {
it('should parse closing tags without prefix', () => {
expect(tokenizeAndHumanizeParts('</test>'))
.toEqual([[HtmlTokenType.TAG_CLOSE, null, 'test'], [HtmlTokenType.EOF]]);
});
it('should parse closing tags with prefix', () => {
expect(tokenizeAndHumanizeParts('</ns1:test>'))
.toEqual([[HtmlTokenType.TAG_CLOSE, 'ns1', 'test'], [HtmlTokenType.EOF]]);
});
it('should allow whitespace', () => {
expect(tokenizeAndHumanizeParts('</ test >'))
.toEqual([[HtmlTokenType.TAG_CLOSE, null, 'test'], [HtmlTokenType.EOF]]);
});
it('should store the locations', () => {
expect(tokenizeAndHumanizeSourceSpans('</test>'))
.toEqual([[HtmlTokenType.TAG_CLOSE, '</test>'], [HtmlTokenType.EOF, '']]);
});
it('should report missing name after </', () => {
expect(tokenizeAndHumanizeErrors('</'))
.toEqual([[HtmlTokenType.TAG_CLOSE, 'Unexpected character "EOF"', '0:2']]);
});
it('should report missing >', () => {
expect(tokenizeAndHumanizeErrors('</test'))
.toEqual([[HtmlTokenType.TAG_CLOSE, 'Unexpected character "EOF"', '0:6']]);
});
});
describe('entities', () => {
it('should parse named entities', () => {
expect(tokenizeAndHumanizeParts('a&amp;b'))
.toEqual([[HtmlTokenType.TEXT, 'a&b'], [HtmlTokenType.EOF]]);
});
it('should parse hexadecimal entities', () => {
expect(tokenizeAndHumanizeParts('&#x41;&#X41;'))
.toEqual([[HtmlTokenType.TEXT, 'AA'], [HtmlTokenType.EOF]]);
});
it('should parse decimal entities', () => {
expect(tokenizeAndHumanizeParts('&#65;'))
.toEqual([[HtmlTokenType.TEXT, 'A'], [HtmlTokenType.EOF]]);
});
it('should store the locations', () => {
expect(tokenizeAndHumanizeSourceSpans('a&amp;b'))
.toEqual([[HtmlTokenType.TEXT, 'a&amp;b'], [HtmlTokenType.EOF, '']]);
});
it('should report malformed/unknown entities', () => {
expect(tokenizeAndHumanizeErrors('&tbo;'))
.toEqual([
[
HtmlTokenType.TEXT,
'Unknown entity "tbo" - use the "&#<decimal>;" or "&#x<hex>;" syntax',
'0:0'
]
]);
expect(tokenizeAndHumanizeErrors('&#asdf;'))
.toEqual([[HtmlTokenType.TEXT, 'Unexpected character "s"', '0:3']]);
expect(tokenizeAndHumanizeErrors('&#xasdf;'))
.toEqual([[HtmlTokenType.TEXT, 'Unexpected character "s"', '0:4']]);
expect(tokenizeAndHumanizeErrors('&#xABC'))
.toEqual([[HtmlTokenType.TEXT, 'Unexpected character "EOF"', '0:6']]);
});
});
describe('regular text', () => {
it('should parse text', () => {
expect(tokenizeAndHumanizeParts('a'))
.toEqual([[HtmlTokenType.TEXT, 'a'], [HtmlTokenType.EOF]]);
});
it('should handle CR & LF', () => {
expect(tokenizeAndHumanizeParts('t\ne\rs\r\nt'))
.toEqual([[HtmlTokenType.TEXT, 't\ne\ns\nt'], [HtmlTokenType.EOF]]);
});
it('should parse entities', () => {
expect(tokenizeAndHumanizeParts('a&amp;b'))
.toEqual([[HtmlTokenType.TEXT, 'a&b'], [HtmlTokenType.EOF]]);
});
it('should parse text starting with "&"', () => {
expect(tokenizeAndHumanizeParts('a && b &'))
.toEqual([[HtmlTokenType.TEXT, 'a && b &'], [HtmlTokenType.EOF]]);
});
it('should store the locations', () => {
expect(tokenizeAndHumanizeSourceSpans('a'))
.toEqual([[HtmlTokenType.TEXT, 'a'], [HtmlTokenType.EOF, '']]);
});
it('should allow "<" in text nodes', () => {
expect(tokenizeAndHumanizeParts('{{ a < b ? c : d }}'))
.toEqual([[HtmlTokenType.TEXT, '{{ a < b ? c : d }}'], [HtmlTokenType.EOF]]);
expect(tokenizeAndHumanizeSourceSpans('<p>a<b</p>'))
.toEqual([
[HtmlTokenType.TAG_OPEN_START, '<p'],
[HtmlTokenType.TAG_OPEN_END, '>'],
[HtmlTokenType.TEXT, 'a<b'],
[HtmlTokenType.TAG_CLOSE, '</p>'],
[HtmlTokenType.EOF, ''],
]);
expect(tokenizeAndHumanizeParts('< a>'))
.toEqual([[HtmlTokenType.TEXT, '< a>'], [HtmlTokenType.EOF]]);
});
// TODO(vicb): make the lexer aware of Angular expressions
// see https://github.com/angular/angular/issues/5679
it('should parse valid start tag in interpolation', () => {
expect(tokenizeAndHumanizeParts('{{ a <b && c > d }}'))
.toEqual([
[HtmlTokenType.TEXT, '{{ a '],
[HtmlTokenType.TAG_OPEN_START, null, 'b'],
[HtmlTokenType.ATTR_NAME, null, '&&'],
[HtmlTokenType.ATTR_NAME, null, 'c'],
[HtmlTokenType.TAG_OPEN_END],
[HtmlTokenType.TEXT, ' d }}'],
[HtmlTokenType.EOF]
]);
});
});
describe('raw text', () => {
it('should parse text', () => {
expect(tokenizeAndHumanizeParts(`<script>t\ne\rs\r\nt</script>`))
.toEqual([
[HtmlTokenType.TAG_OPEN_START, null, 'script'],
[HtmlTokenType.TAG_OPEN_END],
[HtmlTokenType.RAW_TEXT, 't\ne\ns\nt'],
[HtmlTokenType.TAG_CLOSE, null, 'script'],
[HtmlTokenType.EOF]
]);
});
it('should not detect entities', () => {
expect(tokenizeAndHumanizeParts(`<script>&amp;</SCRIPT>`))
.toEqual([
[HtmlTokenType.TAG_OPEN_START, null, 'script'],
[HtmlTokenType.TAG_OPEN_END],
[HtmlTokenType.RAW_TEXT, '&amp;'],
[HtmlTokenType.TAG_CLOSE, null, 'script'],
[HtmlTokenType.EOF]
]);
});
it('should ignore other opening tags', () => {
expect(tokenizeAndHumanizeParts(`<script>a<div></script>`))
.toEqual([
[HtmlTokenType.TAG_OPEN_START, null, 'script'],
[HtmlTokenType.TAG_OPEN_END],
[HtmlTokenType.RAW_TEXT, 'a<div>'],
[HtmlTokenType.TAG_CLOSE, null, 'script'],
[HtmlTokenType.EOF]
]);
});
it('should ignore other closing tags', () => {
expect(tokenizeAndHumanizeParts(`<script>a</test></script>`))
.toEqual([
[HtmlTokenType.TAG_OPEN_START, null, 'script'],
[HtmlTokenType.TAG_OPEN_END],
[HtmlTokenType.RAW_TEXT, 'a</test>'],
[HtmlTokenType.TAG_CLOSE, null, 'script'],
[HtmlTokenType.EOF]
]);
});
it('should store the locations', () => {
expect(tokenizeAndHumanizeSourceSpans(`<script>a</script>`))
.toEqual([
[HtmlTokenType.TAG_OPEN_START, '<script'],
[HtmlTokenType.TAG_OPEN_END, '>'],
[HtmlTokenType.RAW_TEXT, 'a'],
[HtmlTokenType.TAG_CLOSE, '</script>'],
[HtmlTokenType.EOF, '']
]);
});
});
describe('escapable raw text', () => {
it('should parse text', () => {
expect(tokenizeAndHumanizeParts(`<title>t\ne\rs\r\nt</title>`))
.toEqual([
[HtmlTokenType.TAG_OPEN_START, null, 'title'],
[HtmlTokenType.TAG_OPEN_END],
[HtmlTokenType.ESCAPABLE_RAW_TEXT, 't\ne\ns\nt'],
[HtmlTokenType.TAG_CLOSE, null, 'title'],
[HtmlTokenType.EOF]
]);
});
it('should detect entities', () => {
expect(tokenizeAndHumanizeParts(`<title>&amp;</title>`))
.toEqual([
[HtmlTokenType.TAG_OPEN_START, null, 'title'],
[HtmlTokenType.TAG_OPEN_END],
[HtmlTokenType.ESCAPABLE_RAW_TEXT, '&'],
[HtmlTokenType.TAG_CLOSE, null, 'title'],
[HtmlTokenType.EOF]
]);
});
it('should ignore other opening tags', () => {
expect(tokenizeAndHumanizeParts(`<title>a<div></title>`))
.toEqual([
[HtmlTokenType.TAG_OPEN_START, null, 'title'],
[HtmlTokenType.TAG_OPEN_END],
[HtmlTokenType.ESCAPABLE_RAW_TEXT, 'a<div>'],
[HtmlTokenType.TAG_CLOSE, null, 'title'],
[HtmlTokenType.EOF]
]);
});
it('should ignore other closing tags', () => {
expect(tokenizeAndHumanizeParts(`<title>a</test></title>`))
.toEqual([
[HtmlTokenType.TAG_OPEN_START, null, 'title'],
[HtmlTokenType.TAG_OPEN_END],
[HtmlTokenType.ESCAPABLE_RAW_TEXT, 'a</test>'],
[HtmlTokenType.TAG_CLOSE, null, 'title'],
[HtmlTokenType.EOF]
]);
});
it('should store the locations', () => {
expect(tokenizeAndHumanizeSourceSpans(`<title>a</title>`))
.toEqual([
[HtmlTokenType.TAG_OPEN_START, '<title'],
[HtmlTokenType.TAG_OPEN_END, '>'],
[HtmlTokenType.ESCAPABLE_RAW_TEXT, 'a'],
[HtmlTokenType.TAG_CLOSE, '</title>'],
[HtmlTokenType.EOF, '']
]);
});
});
describe("expansion forms", () => {
it("should parse an expansion form", () => {
expect(tokenizeAndHumanizeParts('{one.two, three, =4 {four} =5 {five} }', true))
.toEqual([
[HtmlTokenType.EXPANSION_FORM_START],
[HtmlTokenType.RAW_TEXT, 'one.two'],
[HtmlTokenType.RAW_TEXT, 'three'],
[HtmlTokenType.EXPANSION_CASE_VALUE, '4'],
[HtmlTokenType.EXPANSION_CASE_EXP_START],
[HtmlTokenType.TEXT, 'four'],
[HtmlTokenType.EXPANSION_CASE_EXP_END],
[HtmlTokenType.EXPANSION_CASE_VALUE, '5'],
[HtmlTokenType.EXPANSION_CASE_EXP_START],
[HtmlTokenType.TEXT, 'five'],
[HtmlTokenType.EXPANSION_CASE_EXP_END],
[HtmlTokenType.EXPANSION_FORM_END],
[HtmlTokenType.EOF]
]);
});
it("should parse an expansion form with text elements surrounding it", () => {
expect(tokenizeAndHumanizeParts('before{one.two, three, =4 {four}}after', true))
.toEqual([
[HtmlTokenType.TEXT, "before"],
[HtmlTokenType.EXPANSION_FORM_START],
[HtmlTokenType.RAW_TEXT, 'one.two'],
[HtmlTokenType.RAW_TEXT, 'three'],
[HtmlTokenType.EXPANSION_CASE_VALUE, '4'],
[HtmlTokenType.EXPANSION_CASE_EXP_START],
[HtmlTokenType.TEXT, 'four'],
[HtmlTokenType.EXPANSION_CASE_EXP_END],
[HtmlTokenType.EXPANSION_FORM_END],
[HtmlTokenType.TEXT, "after"],
[HtmlTokenType.EOF]
]);
});
it("should parse an expansion forms with elements in it", () => {
expect(tokenizeAndHumanizeParts('{one.two, three, =4 {four <b>a</b>}}', true))
.toEqual([
[HtmlTokenType.EXPANSION_FORM_START],
[HtmlTokenType.RAW_TEXT, 'one.two'],
[HtmlTokenType.RAW_TEXT, 'three'],
[HtmlTokenType.EXPANSION_CASE_VALUE, '4'],
[HtmlTokenType.EXPANSION_CASE_EXP_START],
[HtmlTokenType.TEXT, 'four '],
[HtmlTokenType.TAG_OPEN_START, null, 'b'],
[HtmlTokenType.TAG_OPEN_END],
[HtmlTokenType.TEXT, 'a'],
[HtmlTokenType.TAG_CLOSE, null, 'b'],
[HtmlTokenType.EXPANSION_CASE_EXP_END],
[HtmlTokenType.EXPANSION_FORM_END],
[HtmlTokenType.EOF]
]);
});
it("should parse an expansion forms with interpolation in it", () => {
expect(tokenizeAndHumanizeParts('{one.two, three, =4 {four {{a}}}}', true))
.toEqual([
[HtmlTokenType.EXPANSION_FORM_START],
[HtmlTokenType.RAW_TEXT, 'one.two'],
[HtmlTokenType.RAW_TEXT, 'three'],
[HtmlTokenType.EXPANSION_CASE_VALUE, '4'],
[HtmlTokenType.EXPANSION_CASE_EXP_START],
[HtmlTokenType.TEXT, 'four {{a}}'],
[HtmlTokenType.EXPANSION_CASE_EXP_END],
[HtmlTokenType.EXPANSION_FORM_END],
[HtmlTokenType.EOF]
]);
});
it("should parse nested expansion forms", () => {
expect(tokenizeAndHumanizeParts(`{one.two, three, =4 { {xx, yy, =x {one}} }}`, true))
.toEqual([
[HtmlTokenType.EXPANSION_FORM_START],
[HtmlTokenType.RAW_TEXT, 'one.two'],
[HtmlTokenType.RAW_TEXT, 'three'],
[HtmlTokenType.EXPANSION_CASE_VALUE, '4'],
[HtmlTokenType.EXPANSION_CASE_EXP_START],
[HtmlTokenType.EXPANSION_FORM_START],
[HtmlTokenType.RAW_TEXT, 'xx'],
[HtmlTokenType.RAW_TEXT, 'yy'],
[HtmlTokenType.EXPANSION_CASE_VALUE, 'x'],
[HtmlTokenType.EXPANSION_CASE_EXP_START],
[HtmlTokenType.TEXT, 'one'],
[HtmlTokenType.EXPANSION_CASE_EXP_END],
[HtmlTokenType.EXPANSION_FORM_END],
[HtmlTokenType.TEXT, ' '],
[HtmlTokenType.EXPANSION_CASE_EXP_END],
[HtmlTokenType.EXPANSION_FORM_END],
[HtmlTokenType.EOF]
]);
});
});
describe('errors', () => {
it('should include 2 lines of context in message', () => {
let src = "111\n222\n333\nE\n444\n555\n666\n";
let file = new ParseSourceFile(src, 'file://');
let location = new ParseLocation(file, 12, 123, 456);
let span = new ParseSourceSpan(location, location);
let error = new HtmlTokenError('**ERROR**', null, span);
expect(error.toString())
.toEqual(`**ERROR** ("\n222\n333\n[ERROR ->]E\n444\n555\n"): file://@123:456`);
});
});
describe('unicode characters', () => {
it('should support unicode characters', () => {
expect(tokenizeAndHumanizeSourceSpans(`<p>İ</p>`))
.toEqual([
[HtmlTokenType.TAG_OPEN_START, '<p'],
[HtmlTokenType.TAG_OPEN_END, '>'],
[HtmlTokenType.TEXT, 'İ'],
[HtmlTokenType.TAG_CLOSE, '</p>'],
[HtmlTokenType.EOF, '']
]);
});
});
});
}
function tokenizeWithoutErrors(input: string,
tokenizeExpansionForms: boolean = false): HtmlToken[] {
var tokenizeResult = tokenizeHtml(input, 'someUrl', tokenizeExpansionForms);
if (tokenizeResult.errors.length > 0) {
var errorString = tokenizeResult.errors.join('\n');
throw new BaseException(`Unexpected parse errors:\n${errorString}`);
}
return tokenizeResult.tokens;
}
function tokenizeAndHumanizeParts(input: string, tokenizeExpansionForms: boolean = false): any[] {
return tokenizeWithoutErrors(input, tokenizeExpansionForms)
.map(token => [<any>token.type].concat(token.parts));
}
function tokenizeAndHumanizeSourceSpans(input: string): any[] {
return tokenizeWithoutErrors(input).map(token => [<any>token.type, token.sourceSpan.toString()]);
}
function humanizeLineColumn(location: ParseLocation): string {
return `${location.line}:${location.col}`;
}
function tokenizeAndHumanizeLineColumn(input: string): any[] {
return tokenizeWithoutErrors(input)
.map(token => [<any>token.type, humanizeLineColumn(token.sourceSpan.start)]);
}
function tokenizeAndHumanizeErrors(input: string): any[] {
return tokenizeHtml(input, 'someUrl')
.errors.map(tokenError => [
<any>tokenError.tokenType,
tokenError.msg,
humanizeLineColumn(tokenError.span.start)
]);
}