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import PasteMarkdownTable from '~/behaviors/markdown/paste_markdown_table';
describe('PasteMarkdownTable', () => {
let data;
beforeEach(() => {
const event = new window.Event('paste');
Object.defineProperty(event, 'dataTransfer', {
value: {
getData: jest.fn().mockImplementation((type) => {
if (type === 'text/html') {
return '<table><tr><td>First</td><td>Second</td></tr></table>';
}
return 'First\tSecond';
}),
},
});
data = event.dataTransfer;
});
describe('isTable', () => {
it('return false when no HTML data is provided', () => {
data.types = ['text/plain'];
expect(new PasteMarkdownTable(data).isTable()).toBe(false);
});
it('returns false when no text data is provided', () => {
data.types = ['text/html'];
expect(new PasteMarkdownTable(data).isTable()).toBe(false);
});
it('returns true when a table is provided in both text and HTML', () => {
data.types = ['text/html', 'text/plain'];
expect(new PasteMarkdownTable(data).isTable()).toBe(true);
});
it('returns false when no HTML table is included', () => {
data.types = ['text/html', 'text/plain'];
data.getData = jest.fn().mockImplementation(() => 'nothing');
expect(new PasteMarkdownTable(data).isTable()).toBe(false);
});
it('returns false when the number of rows are not consistent', () => {
data.types = ['text/html', 'text/plain'];
data.getData = jest.fn().mockImplementation((mimeType) => {
if (mimeType === 'text/html') {
return '<table><tr><td>def test<td></tr></table>';
}
return "def test\n 'hello'\n";
});
expect(new PasteMarkdownTable(data).isTable()).toBe(false);
});
it('returns false when the table copy comes from a diff', () => {
data.types = ['text/html', 'text/plain'];
data.getData = jest.fn().mockImplementation((mimeType) => {
if (mimeType === 'text/html') {
return '<table class="diff-wrap-lines"><tr><td>First</td><td>Second</td></tr></table>';
}
return 'First\tSecond';
});
expect(new PasteMarkdownTable(data).isTable()).toBe(false);
});
});
describe('convertToTableMarkdown', () => {
it('returns a Markdown table', () => {
data.types = ['text/html', 'text/plain'];
data.getData = jest.fn().mockImplementation((type) => {
if (type === 'text/html') {
return '<table><tr><td>First</td><td>Last</td><tr><td>John</td><td>Doe</td><tr><td>Jane</td><td>Doe</td></table>';
} else if (type === 'text/plain') {
return 'First\tLast\nJohn\tDoe\nJane\tDoe';
}
return '';
});
const expected = [
'| First | Last |',
'|-------|------|',
'| John | Doe |',
'| Jane | Doe |',
].join('\n');
const converter = new PasteMarkdownTable(data);
expect(converter.isTable()).toBe(true);
expect(converter.convertToTableMarkdown()).toBe(expected);
});
it('returns a Markdown table with rows normalized', () => {
data.types = ['text/html', 'text/plain'];
data.getData = jest.fn().mockImplementation((type) => {
if (type === 'text/html') {
return '<table><tr><td>First</td><td>Last</td><tr><td>John</td><td>Doe</td><tr><td>Jane</td><td>/td></table>';
} else if (type === 'text/plain') {
return 'First\tLast\nJohn\tDoe\nJane';
}
return '';
});
const expected = [
'| First | Last |',
'|-------|------|',
'| John | Doe |',
'| Jane | |',
].join('\n');
const converter = new PasteMarkdownTable(data);
expect(converter.isTable()).toBe(true);
expect(converter.convertToTableMarkdown()).toBe(expected);
});
});
});
|
