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angular/packages/compiler-cli/test/ngtsc/xi18n_spec.ts
Joey Perrott 10b0927e15 refactor: various build and import specificer fixes for strict deps (#63324) 
Change direct deps in bazel targets and import specifiers within files to maintain strict deps requirements ahead of enabling strict deps tests in the repo

PR Close #63324
2025-08-22 14:45:34 -07:00

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/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.dev/license
*/
import {runInEachFileSystem} from '../../src/ngtsc/file_system/testing';
import {loadStandardTestFiles} from '../../src/ngtsc/testing';
import {platform} from 'node:os';
import {NgtscTestEnvironment} from './env';
const testFiles = loadStandardTestFiles({fakeCommon: true});
runInEachFileSystem((os) => {
let env!: NgtscTestEnvironment;
if (os === 'Windows' || platform() === 'win32') {
// xi18n tests are skipped on Windows as the paths in the expected message files are platform-
// sensitive. These tests will be deleted when xi18n is removed, so it's not a major priority
// to make them work with Windows. We have a blank test here, because Jasmine logs a warning
// when there's a `describe` with no tests.
it('should pass', () => expect(1).toBe(1));
return;
}
describe('ngtsc xi18n', () => {
beforeEach(() => {
env = NgtscTestEnvironment.setup(testFiles);
env.tsconfig();
writeTestCode(env);
});
it('should extract xmb', () => {
env.driveXi18n('xmb', 'messages.xmb');
expect(env.getContents('messages.xmb')).toEqual(EXPECTED_XMB);
});
it('should extract xlf', () => {
// Note that only in XLF mode do we pass a locale into the extraction.
env.driveXi18n('xlf', 'messages.xlf', 'fr');
expect(env.getContents('messages.xlf')).toEqual(EXPECTED_XLIFF);
});
it('should extract xlf', () => {
env.driveXi18n('xlf2', 'messages.xliff2.xlf');
expect(env.getContents('messages.xliff2.xlf')).toEqual(EXPECTED_XLIFF2);
});
it('should not emit js', () => {
env.driveXi18n('xlf2', 'messages.xliff2.xlf');
env.assertDoesNotExist('src/module.js');
});
});
});
const EXPECTED_XMB = `<?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE messagebundle [
<!ELEMENT messagebundle (msg)*>
<!ATTLIST messagebundle class CDATA #IMPLIED>
<!ELEMENT msg (#PCDATA|ph|source)*>
<!ATTLIST msg id CDATA #IMPLIED>
<!ATTLIST msg seq CDATA #IMPLIED>
<!ATTLIST msg name CDATA #IMPLIED>
<!ATTLIST msg desc CDATA #IMPLIED>
<!ATTLIST msg meaning CDATA #IMPLIED>
<!ATTLIST msg obsolete (obsolete) #IMPLIED>
<!ATTLIST msg xml:space (default|preserve) "default">
<!ATTLIST msg is_hidden CDATA #IMPLIED>
<!ELEMENT source (#PCDATA)>
<!ELEMENT ph (#PCDATA|ex)*>
<!ATTLIST ph name CDATA #REQUIRED>
<!ELEMENT ex (#PCDATA)>
]>
<messagebundle handler="angular">
<msg id="8136548302122759730" desc="desc" meaning="meaning"><source>src/basic.html:1</source><source>src/comp2.ts:1</source><source>src/basic.html:1</source>translate me</msg>
<msg id="9038505069473852515"><source>src/basic.html:3,4</source><source>src/comp2.ts:3,4</source><source>src/comp2.ts:2,3</source><source>src/basic.html:3,4</source>
Welcome</msg>
<msg id="5611534349548281834" desc="with ICU"><source>src/icu.html:1,3</source><source>src/icu.html:5</source>{VAR_PLURAL, plural, =1 {book} other {books} }</msg>
<msg id="5811701742971715242" desc="with ICU and other things"><source>src/icu.html:4,6</source>
foo <ph name="ICU"><ex>{ count, plural, =1 {...} other {...}}</ex>{ count, plural, =1 {...} other {...}}</ph>
</msg>
<msg id="7254052530614200029" desc="with placeholders"><source>src/placeholders.html:1,3</source>Name: <ph name="START_BOLD_TEXT"><ex>&lt;b&gt;</ex>&lt;b&gt;</ph><ph name="NAME"><ex>{{
name // i18n(ph=&quot;name&quot;)
}}</ex>{{
name // i18n(ph=&quot;name&quot;)
}}</ph><ph name="CLOSE_BOLD_TEXT"><ex>&lt;/b&gt;</ex>&lt;/b&gt;</ph></msg>
</messagebundle>
`;
const EXPECTED_XLIFF = `<?xml version="1.0" encoding="UTF-8" ?>
<xliff version="1.2" xmlns="urn:oasis:names:tc:xliff:document:1.2">
<file source-language="fr" datatype="plaintext" original="ng2.template">
<body>
<trans-unit id="76e1eccb1b772fa9f294ef9c146ea6d0efa8a2d4" datatype="html">
<source>translate me</source>
<context-group purpose="location">
<context context-type="sourcefile">src/basic.html</context>
<context context-type="linenumber">1</context>
</context-group>
<context-group purpose="location">
<context context-type="sourcefile">src/comp2.ts</context>
<context context-type="linenumber">1</context>
</context-group>
<context-group purpose="location">
<context context-type="sourcefile">src/basic.html</context>
<context context-type="linenumber">1</context>
</context-group>
<note priority="1" from="description">desc</note>
<note priority="1" from="meaning">meaning</note>
</trans-unit>
<trans-unit id="085a5ecc40cc87451d216725b2befd50866de18a" datatype="html">
<source>
Welcome</source>
<context-group purpose="location">
<context context-type="sourcefile">src/basic.html</context>
<context context-type="linenumber">3</context>
</context-group>
<context-group purpose="location">
<context context-type="sourcefile">src/comp2.ts</context>
<context context-type="linenumber">3</context>
</context-group>
<context-group purpose="location">
<context context-type="sourcefile">src/comp2.ts</context>
<context context-type="linenumber">2</context>
</context-group>
<context-group purpose="location">
<context context-type="sourcefile">src/basic.html</context>
<context context-type="linenumber">3</context>
</context-group>
</trans-unit>
<trans-unit id="83937c05b1216e7f4c02a85454260e28fd72d1e3" datatype="html">
<source>{VAR_PLURAL, plural, =1 {book} other {books} }</source>
<context-group purpose="location">
<context context-type="sourcefile">src/icu.html</context>
<context context-type="linenumber">1</context>
</context-group>
<note priority="1" from="description">with ICU</note>
</trans-unit>
<trans-unit id="540c5f481129419ef21017f396b6c2d0869ca4d2" datatype="html">
<source>
foo <x id="ICU" equiv-text="{ count, plural, =1 {...} other {...}}"/>
</source>
<context-group purpose="location">
<context context-type="sourcefile">src/icu.html</context>
<context context-type="linenumber">4</context>
</context-group>
<note priority="1" from="description">with ICU and other things</note>
</trans-unit>
<trans-unit id="ca7678090fddd04441d63b1218177af65f23342d" datatype="html">
<source>{VAR_PLURAL, plural, =1 {book} other {books} }</source>
<context-group purpose="location">
<context context-type="sourcefile">src/icu.html</context>
<context context-type="linenumber">5</context>
</context-group>
</trans-unit>
<trans-unit id="9311399c1ca7c75f771d77acb129e50581c6ec1f" datatype="html">
<source>Name: <x id="START_BOLD_TEXT" ctype="x-b" equiv-text="&lt;b&gt;"/><x id="NAME" equiv-text="{{
name // i18n(ph=&quot;name&quot;)
}}"/><x id="CLOSE_BOLD_TEXT" ctype="x-b" equiv-text="&lt;/b&gt;"/></source>
<context-group purpose="location">
<context context-type="sourcefile">src/placeholders.html</context>
<context context-type="linenumber">1</context>
</context-group>
<note priority="1" from="description">with placeholders</note>
</trans-unit>
</body>
</file>
</xliff>
`;
const EXPECTED_XLIFF2 = `<?xml version="1.0" encoding="UTF-8" ?>
<xliff version="2.0" xmlns="urn:oasis:names:tc:xliff:document:2.0" srcLang="en">
<file original="ng.template" id="ngi18n">
<unit id="8136548302122759730">
<notes>
<note category="description">desc</note>
<note category="meaning">meaning</note>
<note category="location">src/basic.html:1</note>
<note category="location">src/comp2.ts:1</note>
<note category="location">src/basic.html:1</note>
</notes>
<segment>
<source>translate me</source>
</segment>
</unit>
<unit id="9038505069473852515">
<notes>
<note category="location">src/basic.html:3,4</note>
<note category="location">src/comp2.ts:3,4</note>
<note category="location">src/comp2.ts:2,3</note>
<note category="location">src/basic.html:3,4</note>
</notes>
<segment>
<source>
Welcome</source>
</segment>
</unit>
<unit id="5611534349548281834">
<notes>
<note category="description">with ICU</note>
<note category="location">src/icu.html:1,3</note>
<note category="location">src/icu.html:5</note>
</notes>
<segment>
<source>{VAR_PLURAL, plural, =1 {book} other {books} }</source>
</segment>
</unit>
<unit id="5811701742971715242">
<notes>
<note category="description">with ICU and other things</note>
<note category="location">src/icu.html:4,6</note>
</notes>
<segment>
<source>
foo <ph id="0" equiv="ICU" disp="{ count, plural, =1 {...} other {...}}"/>
</source>
</segment>
</unit>
<unit id="7254052530614200029">
<notes>
<note category="description">with placeholders</note>
<note category="location">src/placeholders.html:1,3</note>
</notes>
<segment>
<source>Name: <pc id="0" equivStart="START_BOLD_TEXT" equivEnd="CLOSE_BOLD_TEXT" type="fmt" dispStart="&lt;b&gt;" dispEnd="&lt;/b&gt;"><ph id="1" equiv="NAME" disp="{{
name // i18n(ph=&quot;name&quot;)
}}"/></pc></source>
</segment>
</unit>
</file>
</xliff>
`;
/**
* Note: the indentation here is load-bearing.
*/
function writeTestCode(env: NgtscTestEnvironment): void {
const welcomeMessage = `
<!--i18n-->
Welcome<!--/i18n-->
`;
env.write(
'src/basic.html',
`<div title="translate me" i18n-title="meaning|desc"></div>
<p id="welcomeMessage">${welcomeMessage}</p>`,
);
env.write(
'src/comp1.ts',
`
import {Component} from '@angular/core';
@Component({
selector: 'basic',
templateUrl: './basic.html',
standalone: false,
})
export class BasicCmp1 {}`,
);
env.write(
'src/comp2.ts',
`
import {Component} from '@angular/core';
@Component({
selector: 'basic2',
template: \`<div title="translate me" i18n-title="meaning|desc"></div>
<p id="welcomeMessage">${welcomeMessage}</p>\`,
standalone: false,
})
export class BasicCmp2 {}
@Component({
selector: 'basic4',
template: \`<p id="welcomeMessage">${welcomeMessage}</p>\`,
standalone: false,
})
export class BasicCmp4 {}`,
);
env.write(
'src/comp3.ts',
`
import {Component} from '@angular/core';
@Component({
selector: 'basic3',
templateUrl: './basic.html',
standalone: false,
})
export class BasicCmp3 {}`,
);
env.write(
'src/placeholders.html',
`<div i18n="with placeholders">Name: <b>{{
name // i18n(ph="name")
}}</b></div>`,
);
env.write(
'src/placeholder_cmp.ts',
`
import {Component} from '@angular/core';
@Component({
selector: 'placeholders',
templateUrl: './placeholders.html',
standalone: false,
})
export class PlaceholderCmp { name = 'whatever'; }`,
);
env.write(
'src/icu.html',
`<div i18n="with ICU">{
count, plural, =1 {book} other {books}
}</div>
<div i18n="with ICU and other things">
foo { count, plural, =1 {book} other {books} }
</div>`,
);
env.write(
'src/icu_cmp.ts',
`
import {Component} from '@angular/core';
@Component({
selector: 'icu',
templateUrl: './icu.html',
standalone: false,
})
export class IcuCmp { count = 3; }`,
);
env.write(
'src/module.ts',
`
import {NgModule} from '@angular/core';
import {CommonModule} from '@angular/common';
import {BasicCmp1} from './comp1';
import {BasicCmp2, BasicCmp4} from './comp2';
import {BasicCmp3} from './comp3';
import {PlaceholderCmp} from './placeholder_cmp';
import {IcuCmp} from './icu_cmp';
@NgModule({
declarations: [
BasicCmp1,
BasicCmp2,
BasicCmp3,
BasicCmp4,
PlaceholderCmp,
IcuCmp,
],
imports: [CommonModule],
})
export class I18nModule {}
`,
);
}
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