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#478 API crashes on 2nd render() call

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- add e2e test for (re)rendering by api
This commit is contained in:
Kolja Markwardt
2019-10-15 17:05:20 +02:00
parent 069b4854f8
commit d743838716
2 changed files with 49 additions and 0 deletions
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16
cypress/integration/other/rerender.spec.js Normal file
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/* eslint-env jest */
describe('Rerendering', () => {
it('should be able to render and rerender a graph via API', () => {
const url = 'http://localhost:9000/rerender.html';
cy.viewport(1440, 1024);
cy.visit(url);
cy.get('#graph #A').should('have.text', 'XMas');
cy.get('body')
.find('#rerender')
.click({ force: true });
cy.get('#graph #A').should('have.text', 'Saturday');
});
});

33
cypress/platform/rerender.html Normal file
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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<title>Mermaid Quick Test Page</title>
<link rel="icon" type="image/png" href="data:image/png;base64,iVBORw0KGgo=">
</head>
<body>
<div id="graph">
</div>
<script src="./mermaid.js"></script>
<script>
mermaid.init({ startOnLoad: false });
mermaid.mermaidAPI.initialize();
rerender('XMas');
function rerender(text) {
var graphText = `graph TD
A[${text}] -->|Get money| B(Go shopping)`
var graph = mermaid.mermaidAPI.render('id', graphText);
console.log('\x1b[35m%s\x1b[0m', '>> graph', graph)
document.getElementById('graph').innerHTML=graph;
}
</script>
<button id="rerender" onclick="rerender('Saturday')">Rerender</button>
</body>
</html>