angular-cn/aio/tools/transforms/remark-package/services/renderMarkdown.spec.js

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const renderMarkdownFactory = require('./renderMarkdown');
describe('remark: renderMarkdown service', () => {
let renderMarkdown;
beforeEach(() => {
renderMarkdown = renderMarkdownFactory();
});
it('should convert markdown to HTML', () => {
const content = '# heading 1\n' +
'\n' +
'A paragraph with **bold** and _italic_.\n' +
'\n' +
'* List item 1\n' +
'* List item 2';
const output = renderMarkdown(content);
expect(output).toEqual(
'<h1>heading 1</h1>\n' +
'<p>A paragraph with <strong>bold</strong> and <em>italic</em>.</p>\n' +
'<ul>\n' +
'<li>List item 1</li>\n' +
'<li>List item 2</li>\n' +
'</ul>\n');
});
it('should not process markdown inside inline tags', () => {
const content = '* list item {@link some_url_path}';
const output = renderMarkdown(content);
expect(output).toEqual('<ul>\n<li>list item {@link some_url_path}</li>\n</ul>\n');
});
it('should not put block level inline tags inside paragraphs', () => {
const content = 'A paragraph.\n' +
'\n' +
'{@example blah **blah** blah }\n' +
'\n' +
'Another paragraph {@link _containing_ } an inline tag';
const output = renderMarkdown(content);
expect(output).toEqual(
'<p>A paragraph.</p>\n' +
'{@example blah **blah** blah }\n' +
'<p>Another paragraph {@link _containing_ } an inline tag</p>\n');
});
it('should not format the contents of tags marked as unformatted ', () => {
const content = '<code-example>\n\n **abc**\n\n def\n</code-example>\n\n<code-tabs><code-pane>\n\n **abc**\n\n def\n</code-pane></code-tabs>';
const output = renderMarkdown(content);
expect(output).toEqual('<code-example>\n\n **abc**\n\n def\n</code-example>\n<code-tabs><code-pane>\n\n **abc**\n\n def\n</code-pane></code-tabs>\n');
});
it('should handle recursive tags marked as unformatted', () => {
const content = '<code-example>\n\n <code-example>\n\n **abc**\n\n def\n\n</code-example>\n\n</code-example>\n\nhij\n\n<code-example>\n\nklm</code-example>';
const output = renderMarkdown(content);
expect(output).toEqual('<code-example>\n\n <code-example>\n\n **abc**\n\n def\n\n</code-example>\n\n</code-example>\n<p>hij</p>\n<code-example>\n\nklm</code-example>\n');
});
it('should raise an error if a tag marked as unformatted is not closed', () => {
const content = '<code-example path="xxx">\n\n **abc**\n\n def\n<code-example>\n\n\n\n **abc**\n\n def\n</code-example>';
expect(() => renderMarkdown(content)).toThrowError('Unmatched plain HTML block tag <code-example path="xxx">');
});
it('should not remove spaces after anchor tags', () => {
var input =
'A aa aaa aaaa aaaaa aaaaaa aaaaaaa aaaaaaaa aaaaaaaaa aaaaaaaaaa aaaaaaaaaaa\n' +
'[foo](path/to/foo) bbb.';
var output =
'<p>' +
'A aa aaa aaaa aaaaa aaaaaa aaaaaaa aaaaaaaa aaaaaaaaa aaaaaaaaaa aaaaaaaaaaa\n' +
'<a href="path/to/foo">foo</a> bbb.' +
'</p>\n';
expect(renderMarkdown(input)).toEqual(output);
});
it('should not format indented text as code', () => {
const content = 'some text\n\n indented text\n\nother text';
const output = renderMarkdown(content);
expect(output).toEqual('<p>some text</p>\n<p> indented text</p>\n<p>other text</p>\n');
});
it('should format triple backtick code blocks as `code-example` tags', () => {
const content =
'```ts\n' +
' class MyClass {\n' +
' method1() { ... }\n' +
' }\n' +
'```';
const output = renderMarkdown(content);
expect(output).toEqual(
'<code-example language="ts">\n' +
' class MyClass {\n' +
' method1() { ... }\n' +
' }\n' +
'</code-example>\n'
);
});
it('should map heading levels as specified', () => {
const content =
'# heading 1\n' +
'\n' +
'some paragraph\n' +
'\n' +
'## heading 2a\n' +
'\n' +
'some paragraph\n' +
'\n' +
'### heading 3\n' +
'\n' +
'some paragraph\n' +
'\n' +
'## heading 2b\n' +
'\n' +
'some paragraph\n' +
'\n';
const headingMappings = { h2: 'h3', h3: 'h5' };
const output = renderMarkdown(content, headingMappings);
expect(output).toEqual(
'<h1>heading 1</h1>\n' +
'<p>some paragraph</p>\n' +
'<h3>heading 2a</h3>\n' +
'<p>some paragraph</p>\n' +
'<h5>heading 3</h5>\n' +
'<p>some paragraph</p>\n' +
'<h3>heading 2b</h3>\n' +
'<p>some paragraph</p>\n'
);
});
});