all tests from markdown-it-math

test/fixtures/default.txt

@@ -13,3 +13,162 @@ $$1+1 = 2$$
 <span class="katex-display"><span class="katex"><span class="katex-mathml"><math><semantics><mrow><mn>1</mn><mo>+</mo><mn>1</mn><mo>=</mo><mn>2</mn></mrow><annotation encoding="application/x-tex">1+1 = 2
 </annotation></semantics></math></span><span class="katex-html" aria-hidden="true"><span class="strut" style="height:0.64444em;"></span><span class="strut bottom" style="height:0.72777em;vertical-align:-0.08333em;"></span><span class="base displaystyle textstyle uncramped"><span class="mord mathrm">1</span><span class="mbin">+</span><span class="mord mathrm">1</span><span class="mrel">=</span><span class="mord mathrm">2</span></span></span></span></span>
 .
+
+No whitespace before and after is fine
+.
+foo$1+1 = 2$bar
+.
+<p>foo<span class="katex"><span class="katex-mathml"><math><semantics><mrow><mn>1</mn><mo>+</mo><mn>1</mn><mo>=</mo><mn>2</mn></mrow><annotation encoding="application/x-tex">1+1 = 2</annotation></semantics></math></span><span class="katex-html" aria-hidden="true"><span class="strut" style="height:0.64444em;"></span><span class="strut bottom" style="height:0.72777em;vertical-align:-0.08333em;"></span><span class="base textstyle uncramped"><span class="mord mathrm">1</span><span class="mbin">+</span><span class="mord mathrm">1</span><span class="mrel">=</span><span class="mord mathrm">2</span></span></span></span>bar</p>
+.
+
+Even when it starts with a negative sign
+.
+foo$-1+1 = 2$bar
+.
+<p>foo<span class="katex"><span class="katex-mathml"><math><semantics><mrow><mo>−</mo><mn>1</mn><mo>+</mo><mn>1</mn><mo>=</mo><mn>2</mn></mrow><annotation encoding="application/x-tex">-1+1 = 2</annotation></semantics></math></span><span class="katex-html" aria-hidden="true"><span class="strut" style="height:0.64444em;"></span><span class="strut bottom" style="height:0.72777em;vertical-align:-0.08333em;"></span><span class="base textstyle uncramped"><span class="mord">−</span><span class="mord mathrm">1</span><span class="mbin">+</span><span class="mord mathrm">1</span><span class="mrel">=</span><span class="mord mathrm">2</span></span></span></span>bar</p>
+.
+
+Paragraph break in inline math is not allowed
+.
+foo $1+1
+
+= 2$ bar
+.
+<p>foo $1+1</p>
+<p>= 2$ bar</p>
+.
+
+Neither is an end of document
+.
+foo $1+1 = 2
+.
+<p>foo $1+1 = 2</p>
+.
+
+Inline math with apparent markup
+.
+foo $1 *i* 1$ bar
+.
+<p>foo <span class="katex"><span class="katex-mathml"><math><semantics><mrow><mn>1</mn><mo>∗</mo><mi>i</mi><mo>∗</mo><mn>1</mn></mrow><annotation encoding="application/x-tex">1 *i* 1</annotation></semantics></math></span><span class="katex-html" aria-hidden="true"><span class="strut" style="height:0.65952em;"></span><span class="strut bottom" style="height:0.65952em;vertical-align:0em;"></span><span class="base textstyle uncramped"><span class="mord mathrm">1</span><span class="mbin">∗</span><span class="mord mathit">i</span><span class="mbin">∗</span><span class="mord mathrm">1</span></span></span></span> bar</p>
+.
+
+Block math can be indented up to 3 spaces
+.
+   $$
+   1+1 = 2
+   $$
+.
+<span class="katex-display"><span class="katex"><span class="katex-mathml"><math><semantics><mrow><mn>1</mn><mo>+</mo><mn>1</mn><mo>=</mo><mn>2</mn></mrow><annotation encoding="application/x-tex">1+1 = 2
+</annotation></semantics></math></span><span class="katex-html" aria-hidden="true"><span class="strut" style="height:0.64444em;"></span><span class="strut bottom" style="height:0.72777em;vertical-align:-0.08333em;"></span><span class="base displaystyle textstyle uncramped"><span class="mord mathrm">1</span><span class="mbin">+</span><span class="mord mathrm">1</span><span class="mrel">=</span><span class="mord mathrm">2</span></span></span></span></span>
+.
+
+But 4 means a code block
+.
+    $$
+    1+1 = 2
+    $$
+.
+<pre><code>$$
+1+1 = 2
+$$
+</code></pre>
+.
+
+
+Multiline inline math
+.
+foo $1 + 1
+= 2$ bar
+.
+<p>foo <span class="katex"><span class="katex-mathml"><math><semantics><mrow><mn>1</mn><mo>+</mo><mn>1</mn><mo>=</mo><mn>2</mn></mrow><annotation encoding="application/x-tex">1 + 1
+= 2</annotation></semantics></math></span><span class="katex-html" aria-hidden="true"><span class="strut" style="height:0.64444em;"></span><span class="strut bottom" style="height:0.72777em;vertical-align:-0.08333em;"></span><span class="base textstyle uncramped"><span class="mord mathrm">1</span><span class="mbin">+</span><span class="mord mathrm">1</span><span class="mrel">=</span><span class="mord mathrm">2</span></span></span></span> bar</p>
+.
+
+
+Multiline display math
+.
+$$
+
+  1
++ 1
+
+= 2
+
+$$
+.
+<span class="katex-display"><span class="katex"><span class="katex-mathml"><math><semantics><mrow><mn>1</mn><mo>+</mo><mn>1</mn><mo>=</mo><mn>2</mn></mrow><annotation encoding="application/x-tex">
+  1
++ 1
+
+= 2
+
+</annotation></semantics></math></span><span class="katex-html" aria-hidden="true"><span class="strut" style="height:0.64444em;"></span><span class="strut bottom" style="height:0.72777em;vertical-align:-0.08333em;"></span><span class="base displaystyle textstyle uncramped"><span class="mord mathrm">1</span><span class="mbin">+</span><span class="mord mathrm">1</span><span class="mrel">=</span><span class="mord mathrm">2</span></span></span></span></span>
+.
+
+Text can immediately follow inline math
+.
+$n$-th order
+.
+<p><span class="katex"><span class="katex-mathml"><math><semantics><mrow><mi>n</mi></mrow><annotation encoding="application/x-tex">n</annotation></semantics></math></span><span class="katex-html" aria-hidden="true"><span class="strut" style="height:0.43056em;"></span><span class="strut bottom" style="height:0.43056em;vertical-align:0em;"></span><span class="base textstyle uncramped"><span class="mord mathit">n</span></span></span></span>-th order</p>
+.
+
+
+Display math self-closes at the end of document
+.
+$$
+1+1 = 2
+.
+<span class="katex-display"><span class="katex"><span class="katex-mathml"><math><semantics><mrow><mn>1</mn><mo>+</mo><mn>1</mn><mo>=</mo><mn>2</mn></mrow><annotation encoding="application/x-tex">1+1 = 2
+</annotation></semantics></math></span><span class="katex-html" aria-hidden="true"><span class="strut" style="height:0.64444em;"></span><span class="strut bottom" style="height:0.72777em;vertical-align:-0.08333em;"></span><span class="base displaystyle textstyle uncramped"><span class="mord mathrm">1</span><span class="mbin">+</span><span class="mord mathrm">1</span><span class="mrel">=</span><span class="mord mathrm">2</span></span></span></span></span>
+.
+
+
+Display and inline math can appear in lists
+.
+* $1+1 = 2$
+* $$
+  1+1 = 2
+  $$
+.
+<ul>
+<li><span class="katex"><span class="katex-mathml"><math><semantics><mrow><mn>1</mn><mo>+</mo><mn>1</mn><mo>=</mo><mn>2</mn></mrow><annotation encoding="application/x-tex">1+1 = 2</annotation></semantics></math></span><span class="katex-html" aria-hidden="true"><span class="strut" style="height:0.64444em;"></span><span class="strut bottom" style="height:0.72777em;vertical-align:-0.08333em;"></span><span class="base textstyle uncramped"><span class="mord mathrm">1</span><span class="mbin">+</span><span class="mord mathrm">1</span><span class="mrel">=</span><span class="mord mathrm">2</span></span></span></span></li>
+<li>
+<span class="katex-display"><span class="katex"><span class="katex-mathml"><math><semantics><mrow><mn>1</mn><mo>+</mo><mn>1</mn><mo>=</mo><mn>2</mn></mrow><annotation encoding="application/x-tex">1+1 = 2
+</annotation></semantics></math></span><span class="katex-html" aria-hidden="true"><span class="strut" style="height:0.64444em;"></span><span class="strut bottom" style="height:0.72777em;vertical-align:-0.08333em;"></span><span class="base displaystyle textstyle uncramped"><span class="mord mathrm">1</span><span class="mbin">+</span><span class="mord mathrm">1</span><span class="mrel">=</span><span class="mord mathrm">2</span></span></span></span></span>
+</li>
+</ul>
+.
+
+Display math can be written in one line
+.
+$$1+1 = 2$$
+.
+<span class="katex-display"><span class="katex"><span class="katex-mathml"><math><semantics><mrow><mn>1</mn><mo>+</mo><mn>1</mn><mo>=</mo><mn>2</mn></mrow><annotation encoding="application/x-tex">1+1 = 2
+</annotation></semantics></math></span><span class="katex-html" aria-hidden="true"><span class="strut" style="height:0.64444em;"></span><span class="strut bottom" style="height:0.72777em;vertical-align:-0.08333em;"></span><span class="base displaystyle textstyle uncramped"><span class="mord mathrm">1</span><span class="mbin">+</span><span class="mord mathrm">1</span><span class="mrel">=</span><span class="mord mathrm">2</span></span></span></span></span>
+.
+
+Or on multiple lines with expression starting and ending on delimited lines
+.
+$$[
+[1, 2]
+[3, 4]
+]$$
+.
+<span class="katex-display"><span class="katex"><span class="katex-mathml"><math><semantics><mrow><mo>[</mo><mo>[</mo><mn>1</mn><mo separator="true">,</mo><mn>2</mn><mo>]</mo><mo>[</mo><mn>3</mn><mo separator="true">,</mo><mn>4</mn><mo>]</mo><mo>]</mo></mrow><annotation encoding="application/x-tex">[
+[1, 2]
+[3, 4]
+]</annotation></semantics></math></span><span class="katex-html" aria-hidden="true"><span class="strut" style="height:0.75em;"></span><span class="strut bottom" style="height:1em;vertical-align:-0.25em;"></span><span class="base displaystyle textstyle uncramped"><span class="mopen">[</span><span class="mopen">[</span><span class="mord mathrm">1</span><span class="mpunct">,</span><span class="mord mathrm">2</span><span class="mclose">]</span><span class="mopen">[</span><span class="mord mathrm">3</span><span class="mpunct">,</span><span class="mord mathrm">4</span><span class="mclose">]</span><span class="mclose">]</span></span></span></span></span>
+.
+
+Escaped delimiters should not render math
+.
+Foo \$1$ bar
+\$\$
+1
+\$\$
+.
+<p>Foo $1$ bar
+$$
+1
+$$</p>
+.