@krassowski/jupyterlab-lsp/lib/components/utils.spec.js

Language Server Protocol integration for JupyterLab

import { nullTranslator } from '@jupyterlab/translation';
import { BrowserConsole } from '../virtual/console';
import { VirtualDocument } from '../virtual/document';
import { getBreadcrumbs } from './utils';
function create_dummy_document(options) {
    return new VirtualDocument(Object.assign({ language: 'python', foreign_code_extractors: {}, overrides_registry: {}, path: 'Untitled.ipynb.py', file_extension: 'py', has_lsp_supported_file: false, console: new BrowserConsole() }, options));
}
describe('getBreadcrumbs', () => {
    const trans = nullTranslator.load('jupyterlab_lsp');
    it('should collapse long paths', () => {
        let document = create_dummy_document({
            path: 'dir1/dir2/Test.ipynb'
        });
        let breadcrumbs = getBreadcrumbs(document, {
            has_multiple_editors: false
        }, trans);
        expect(breadcrumbs[0].props['title']).toBe('dir1/dir2/Test.ipynb');
        expect(breadcrumbs[0].props['children']).toBe('dir1/.../Test.ipynb');
    });
    it('should trim the extra filename suffix for files created out of notebooks', () => {
        let document = create_dummy_document({
            path: 'Test.ipynb.py',
            file_extension: 'py',
            has_lsp_supported_file: false
        });
        let breadcrumbs = getBreadcrumbs(document, {
            has_multiple_editors: false
        }, trans);
        expect(breadcrumbs[0].props['children']).toBe('Test.ipynb');
    });
    it('should not trim the filename suffix for standalone files', () => {
        let document = create_dummy_document({
            path: 'test.py',
            file_extension: 'py',
            has_lsp_supported_file: true
        });
        let breadcrumbs = getBreadcrumbs(document, {
            has_multiple_editors: false
        }, trans);
        expect(breadcrumbs[0].props['children']).toBe('test.py');
    });
});
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