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quay/static/js/directives/ui/markdown/markdown-view.component.spec.ts
2019-11-12 11:09:47 -05:00

79 lines
3.4 KiB
TypeScript

import { MarkdownViewComponent } from './markdown-view.component';
import { SimpleChanges } from 'ng-metadata/core';
import { Converter, ConverterOptions } from 'showdown';
import { Mock } from 'ts-mocks';
import Spy = jasmine.Spy;
describe("MarkdownViewComponent", () => {
var component: MarkdownViewComponent;
var markdownConverterMock: Mock<Converter>;
var $sceMock: Mock<ng.ISCEService>;
var $sanitizeMock: ng.sanitize.ISanitizeService;
beforeEach(() => {
markdownConverterMock = new Mock<Converter>();
$sceMock = new Mock<ng.ISCEService>();
$sanitizeMock = jasmine.createSpy('$sanitizeSpy').and.callFake((html: string) => html);
component = new MarkdownViewComponent(markdownConverterMock.Object, $sceMock.Object, $sanitizeMock);
});
describe("ngOnChanges", () => {
var changes: SimpleChanges;
var markdown: string;
var expectedPlaceholder: string;
var markdownChars: string[];
beforeEach(() => {
changes = {};
markdown = `## Heading\n Code line\n\n- Item\n> Quote\`code snippet\`\n\nThis is my project!`;
expectedPlaceholder = `<p style="visibility:hidden">placeholder</p>`;
markdownChars = ['#', '-', '>', '`'];
markdownConverterMock.setup(mock => mock.makeHtml).is((text) => text);
$sceMock.setup(mock => mock.trustAsHtml).is((html) => html);
});
it("calls markdown converter to convert content to HTML when content is changed", () => {
changes['content'] = {currentValue: markdown, previousValue: '', isFirstChange: () => false};
component.ngOnChanges(changes);
expect((<Spy>markdownConverterMock.Object.makeHtml).calls.argsFor(0)[0]).toEqual(changes['content'].currentValue);
});
it("only converts first line of content to HTML if flag is set when content is changed", () => {
component.firstLineOnly = true;
changes['content'] = {currentValue: markdown, previousValue: '', isFirstChange: () => false};
component.ngOnChanges(changes);
const expectedHtml: string = markdown.split('\n')
.filter(line => line.indexOf(' ') != 0)
.filter(line => line.trim().length != 0)
.filter(line => markdownChars.indexOf(line.trim()[0]) == -1)[0];
expect((<Spy>markdownConverterMock.Object.makeHtml).calls.argsFor(0)[0]).toEqual(expectedHtml);
});
it("sets converted HTML to be a placeholder if flag is set and content is empty", () => {
component.placeholderNeeded = true;
changes['content'] = {currentValue: '', previousValue: '', isFirstChange: () => false};
component.ngOnChanges(changes);
expect((<Spy>markdownConverterMock.Object.makeHtml)).not.toHaveBeenCalled();
expect((<Spy>$sceMock.Object.trustAsHtml).calls.argsFor(0)[0]).toEqual(expectedPlaceholder);
});
it("sets converted HTML to empty string if placeholder flag is false and content is empty", () => {
changes['content'] = {currentValue: '', previousValue: '', isFirstChange: () => false};
component.ngOnChanges(changes);
expect((<Spy>markdownConverterMock.Object.makeHtml).calls.argsFor(0)[0]).toEqual(changes['content'].currentValue);
});
it("calls $sanitize service to sanitize changed HTML content", () => {
changes['content'] = {currentValue: markdown, previousValue: '', isFirstChange: () => false};
component.ngOnChanges(changes);
expect((<Spy>$sanitizeMock).calls.argsFor(0)[0]).toEqual(changes['content'].currentValue);
});
});
});