Add tests with ava

1 files changed, 101 insertions, 0 deletions

diff --git a/__tests__/index.js b/__tests__/index.js
new file mode 100644
index 0000000..6a09cf9
--- /dev/null
+++ b/__tests__/index.js
@@ -0,0 +1,101 @@
+import unified from 'unified';
+
+import test from 'ava';
+import raw from 'rehype-raw';
+import reParse from 'remark-parse';
+import stringify from 'rehype-stringify';
+import remark2rehype from 'remark-rehype';
+import parse5 from 'parse5';
+import stream from 'stream';
+
+import plugin from '..';
+
+const Stream = stream.Readable;
+
+const render = text => unified()
+  .use(reParse)
+  .use(plugin)
+  .use(remark2rehype)
+  .use(stringify)
+  .processSync(text);
+
+const renderRaw = text => unified()
+  .use(reParse)
+  .use(plugin)
+  .use(remark2rehype, {allowDangerousHTML: true})
+  .use(raw)
+  .use(stringify)
+  .processSync(text);
+
+const mainTestString = `Inline *test*{style="em:4"} paragraphe. Use **multiple**{ style="color:pink"} inline ~~block~~ tag. Line \`tagCode\`{ style="color:yellow"}.`;
+
+function string2stream(string) {
+  const stream = new Stream();
+  stream.push(string);
+  stream.push(null);
+  return stream;
+}
+
+function propEgal(prop, attrs) {
+  if (Object.getOwnPropertyNames(prop).length !== attrs.length) {
+    return false;
+  }
+
+  attrs.forEach(e => {
+    if (prop[e.name] !== e.value) {
+      return false;
+    }
+  });
+
+  return true;
+}
+function every(obj, fct) {
+  Object.getOwnPropertyNames(obj).forEach(name => {
+    if (!fct(obj[name])) {
+      return false;
+    }
+  });
+  return true;
+}
+
+test('basic', t => {
+  const {contents} = render(mainTestString);
+  const parser = new parse5.SAXParser();
+
+  const nbTag = {em: 1, s: 1, code: 1, strong: 1, errorTag: 0};
+  parser.on('startTag', name => {
+    if (name in nbTag) {
+      nbTag[name] -= 1;
+    }
+  });
+  string2stream(contents).pipe(parser);
+  t.true(every(nbTag, x => x === 0));
+});
+
+test('basic-raw', t => {
+  const {contents} = renderRaw(mainTestString);
+  const parser = new parse5.SAXParser();
+
+  const nbTag = {em: 1, s: 1, code: 1, strong: 1, errorTag: 0};
+  parser.on('startTag', name => {
+    if (name in nbTag) {
+      nbTag[name] -= 1;
+    }
+  });
+  string2stream(contents).pipe(parser);
+  t.true(every(nbTag, x => x === 0));
+});
+
+test('em', async t => {
+  const {contents} = render('textexampleno interest **Important**{style=4em} still no interest');
+  const parser = new parse5.SAXParser();
+
+  parser.on('startTag', (name, attrs) => {
+    if (name === 'strong') {
+      t.true(propEgal({style: '4em'}, attrs));
+    }
+  });
+
+  await string2stream(contents).pipe(parser);
+});
+