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index.test.ts
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index.test.ts
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/**
* Copyright (c) Facebook, Inc. and its affiliates.
*
* This source code is licensed under the MIT license found in the
* LICENSE file in the root directory of this source tree.
*/
import {createCompiler} from '@mdx-js/mdx';
import mermaid from '..';
describe('mermaid remark plugin', () => {
function createTestCompiler() {
return createCompiler({
remarkPlugins: [mermaid],
});
}
it("does nothing if there's no mermaid code block", async () => {
const mdxCompiler = createTestCompiler();
const result = await mdxCompiler.process(
`# Heading 1
No Mermaid diagram :(
\`\`\`js
this is not mermaid
\`\`\`
`,
);
expect(result.contents).toMatchSnapshot();
});
it('works for basic mermaid code blocks', async () => {
const mdxCompiler = createTestCompiler();
const result = await mdxCompiler.process(`# Heading 1
\`\`\`mermaid
graph TD;
A-->B;
A-->C;
B-->D;
C-->D;
\`\`\``);
expect(result.contents).toMatchSnapshot();
});
});