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