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feat(katex): added cypress testing

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This commit is contained in:
Nicolas Newman 2022-04-02 08:00:56 -09:00
parent 825f50299a
commit cc2c828e78
2 changed files with 64 additions and 4 deletions
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35
cypress/integration/rendering/katex.spec.js Normal file
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@ -0,0 +1,35 @@
import { imgSnapshotTest, renderGraph } from '../../helpers/util';
describe('Katex', () => {
it('1: should render a complex Katex flowchart no htmlLabels', () => {
imgSnapshotTest(
`graph LR
A["$$f(\\relax{x}) = \\int_{-\\infty}^\\infty \\hat{f}(\\xi)\\,e^{2 \\pi i \\xi x}\\,d\\xi$$"] -->|"$$\\Bigg(\\bigg(\\Big(\\big((\\frac{-b\\pm\\sqrt{b^2-4ac}}{2a})\\big)\\Big)\\bigg)\\Bigg)$$"| B("$$1+\\frac{e^{-2\\pi}} {1+\\frac{e^{-4\\pi}} {1+\\frac{e^{-6\\pi}} {1+\\frac{e^{-8\\pi}} {1+\\cdots}}}}$$")
A -->|"$$\\overbrace{a+b+c}^{\\text{note}}$$"| C("$$\\phase{-78^\\circ}$$")
B --> D("$$x = \\begin{cases} a &\\text{if } b \\\\ c &\\text{if } d \\end{cases}$$")
C --> E("$$x(t)=c_1\\begin{bmatrix}-\\cos{t}+\\sin{t}\\\\ 2\\cos{t} \\end{bmatrix}e^{2t}$$")`,
{ fontFamily: 'courier' }
);
});
it('2: should render a Katex flowchart containing the Greek alphabet', () => {
imgSnapshotTest(
`graph LR
A["$$\\alpha\\beta\\gamma\\delta\\epsilon\\zeta\\eta\\theta\\iota\\kappa\\lambda\\mu\\nu\\xi\\omicron\\pi\\rho\\sigma\\tau\\upsilon\\phi\\chi\\psi\\omega$$"] --> B["$$\\Alpha\\Beta\\Gamma\\Delta\\Epsilon\\Zeta\\Eta\\Theta\\Iota\\Kappa\\Lambda\\Mu\\Nu\\Xi\\Omicron\\Pi\\Rho\\Sigma\\Tau\\Upsilon\\Phi\\Chi\\Psi\\Omega$$"]`,
{ fontFamily: 'courier' }
);
});
it('3: should render a Katex flowchart containing set theory symbols', () => {
imgSnapshotTest(
`graph LR
A["$$\\forall\\complement\\therefore\\emptyset\\exists\\subset\\because\\empty\\exist\\supset\\mapsto\\varnothing\\nexists\\mid\\to\\implies\\in\\land\\gets\\impliedby\\isin\\lor\\leftrightarrow\\iff\\notin\\ni\\notni\\lnot$$"] --> B["$$\\nabla\\Im\\Reals\\jmath\\partial\\image\\wp\\aleph\\Game\\weierp\\alef\\Finv\\N\\Z\\alefsym\\cnums\\natnums\\beth\\Complex\\R\\gimel\\ell\\Re\\daleth\\hbar\\real\\eth\\hslash\\reals$$"]`,
{ fontFamily: 'courier' }
);
});
it('4: should render an error box originating from Katex', () => {
imgSnapshotTest(
`graph LR
A["$$\\shouldbeerror$$"]`,
{ fontFamily: 'courier' }
);
});
});

33
demos/flowchart.html
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@ -11,7 +11,6 @@
font-family: 'Courier New', Courier, monospace !important;
}
</style>
<!-- <link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/katex@0.15.2/dist/katex.min.css" integrity="sha384-MlJdn/WNKDGXveldHDdyRP1R4CTHr3FeuDNfhsLPYrq2t0UBkUdK2jyTnXPEK1NQ" crossorigin="anonymous"> -->
</head>
<body>
<h1>Comparison "graph vs. flowchart"</h1>
@ -1083,13 +1082,12 @@
</div>
<h2>Sample 20</h2>
<h3>graph</h3>
<div class="mermaid">
graph LR
A["$$f(\relax{x}) = \int_{-\infty}^\infty \hat{f}(\xi)\,e^{2 \pi i \xi x}\,d\xi$$"] -->|"$$\Bigg(\bigg(\Big(\big((\frac{-b\pm\sqrt{b^2-4ac}}{2a})\big)\Big)\bigg)\Bigg)$$"| B("$$1+\frac{e^{-2\pi}} {1+\frac{e^{-4\pi}} {1+\frac{e^{-6\pi}} {1+\frac{e^{-8\pi}} {1+\cdots}}}}$$")
A -->|"$$\overbrace{a+b+c}^{\text{note}}$$"| C("$$\phase{-78^\circ}$$")
B -->|"$$\begin{alignat}{2} 10&x+&3&y=2\\ 3&x+&13&y=4\end{alignat}$$"| D("$$x = \begin{cases} a &\text{if } b \\ c &\text{if } d \end{cases}$$")
B --> D("$$x = \begin{cases} a &\text{if } b \\ c &\text{if } d \end{cases}$$")
C --> E("$$x(t)=c_1\begin{bmatrix}-\cos{t}+\sin{t}\\ 2\cos{t} \end{bmatrix}e^{2t}$$")
</div>
@ -1098,10 +1096,37 @@
flowchart LR
A["$$f(\relax{x}) = \int_{-\infty}^\infty \hat{f}(\xi)\,e^{2 \pi i \xi x}\,d\xi$$"] -->|"$$\Bigg(\bigg(\Big(\big((\frac{-b\pm\sqrt{b^2-4ac}}{2a})\big)\Big)\bigg)\Bigg)$$"| B("$$1+\frac{e^{-2\pi}} {1+\frac{e^{-4\pi}} {1+\frac{e^{-6\pi}} {1+\frac{e^{-8\pi}} {1+\cdots}}}}$$")
A -->|"$$\overbrace{a+b+c}^{\text{note}}$$"| C("$$\phase{-78^\circ}$$")
B -->|"$$\begin{alignat}{2} 10&x+&3&y=2\\ 3&x+&13&y=4\end{alignat}$$"| D("$$x = \begin{cases} a &\text{if } b \\ c &\text{if } d \end{cases}$$")
B --> D("$$x = \begin{cases} a &\text{if } b \\ c &\text{if } d \end{cases}$$")
C --> E("$$x(t)=c_1\begin{bmatrix}-\cos{t}+\sin{t}\\ 2\cos{t} \end{bmatrix}e^{2t}$$")
</div>
<hr/>
<h2>Sample 21</h2>
<h3>graph</h3>
<div class="mermaid">
graph LR
A["$$\alpha\beta\gamma\delta\epsilon\zeta\eta\theta\iota\kappa\lambda\mu\nu\xi\omicron\pi\rho\sigma\tau\upsilon\phi\chi\psi\omega$$"] --> B["$$\Alpha\Beta\Gamma\Delta\Epsilon\Zeta\Eta\Theta\Iota\Kappa\Lambda\Mu\Nu\Xi\Omicron\Pi\Rho\Sigma\Tau\Upsilon\Phi\Chi\Psi\Omega$$"]
</div>
<h3>flowchart</h3>
<div class="mermaid">
graph LR
A["$$\alpha\beta\gamma\delta\epsilon\zeta\eta\theta\iota\kappa\lambda\mu\nu\xi\omicron\pi\rho\sigma\tau\upsilon\phi\chi\psi\omega$$"] --> B["$$\Alpha\Beta\Gamma\Delta\Epsilon\Zeta\Eta\Theta\Iota\Kappa\Lambda\Mu\Nu\Xi\Omicron\Pi\Rho\Sigma\Tau\Upsilon\Phi\Chi\Psi\Omega$$"]
</div>
<hr/>
<h2>Sample 22</h2>
<h3>graph</h3>
<div class="mermaid">
graph LR
A["$$\forall\complement\therefore\emptyset\exists\subset\because\empty\exist\supset\mapsto\varnothing\nexists\mid\to\implies\in\land\gets\impliedby\isin\lor\leftrightarrow\iff\notin\ni\notni\lnot$$"] --> B["$$\nabla\Im\Reals\jmath\partial\image\wp\aleph\Game\weierp\alef\Finv\N\Z\alefsym\cnums\natnums\beth\Complex\R\gimel\ell\Re\daleth\hbar\real\eth\hslash\reals$$"]
</div>
<h3>flowchart</h3>
<div class="mermaid">
graph LR
A["$$\forall\complement\therefore\emptyset\exists\subset\because\empty\exist\supset\mapsto\varnothing\nexists\mid\to\implies\in\land\gets\impliedby\isin\lor\leftrightarrow\iff\notin\ni\notni\lnot$$"] --> B["$$\nabla\Im\Reals\jmath\partial\image\wp\aleph\Game\weierp\alef\Finv\N\Z\alefsym\cnums\natnums\beth\Complex\R\gimel\ell\Re\daleth\hbar\real\eth\hslash\reals$$"]
</div>
<h1 id="link-clicked">Anchor for "link-clicked" test</h1>