From beb239afbb9c735bcb2cb6707a16c36a0f0d543f Mon Sep 17 00:00:00 2001
From: Jared Wray <me@jaredwray.com>
Date: Thu, 25 Apr 2024 06:51:58 -0700
Subject: [PATCH] adding in unit tests

---
 lib/markdown.js  | 24 ++++++++----------------
 test/markdown.js | 29 +++++++++++++++++++++++++++++
 2 files changed, 37 insertions(+), 16 deletions(-)

diff --git a/lib/markdown.js b/lib/markdown.js
index f2d0135..cdb6ee0 100644
--- a/lib/markdown.js
+++ b/lib/markdown.js
@@ -37,7 +37,7 @@ Object.defineProperty(helpers, 'markdown', {
   get: function() {
     // this is defined as a getter to avoid calling this function
     // unless the helper is actually used
-    return markdown || (markdown = helpersForMarkdown());
+    return markdown || (markdown = this.helpersForMarkdown());
   }
 });
 
@@ -58,8 +58,8 @@ Object.defineProperty(helpers, 'markdown', {
 helpers.md = require('helper-md');
 
 
-function helpersForMarkdown(config) {
-  const defaults = { html: true, breaks: true, highlight: highlight };
+helpers.helpersForMarkdown = function(config) {
+  const defaults = { html: true, breaks: true, highlight: helpers.highlightFormMarkdown };
   if (typeof config === 'string' || utils.isOptions(config)) {
     return markdown.apply(defaults, arguments);
   }
@@ -91,17 +91,9 @@ function helpersForMarkdown(config) {
   return markdown;
 };
 
-function highlight(code, lang) {
-  try {
-    try {
-      return hljs.highlight(lang, code).value;
-    } catch (err) {
-      if (!/Unknown language/i.test(err.message)) {
-        throw err;
-      }
-      return hljs.highlightAuto(code).value;
-    }
-  } catch (err) {
-    return code;
-  }
+helpers.highlightFormMarkdown = function(code, lang) {
+  if(lang) {
+    return hljs.highlight(code, {language: lang}).value;
+  } 
+  return hljs.highlightAuto(code).value;
 }
diff --git a/test/markdown.js b/test/markdown.js
index 960e93b..a9be93b 100644
--- a/test/markdown.js
+++ b/test/markdown.js
@@ -17,6 +17,35 @@ describe('markdown', function() {
     it('should define the object', function() {
       assert.equal(typeof markdownHelper.markdown, 'function');
     });
+    it('should set the object', function() {
+      markdownHelper.markdown = function() {};
+      assert.equal(typeof markdownHelper.markdown, 'function');
+    });
+  });
+
+  describe('helpers for markdown', function() {
+    it('should apply the correct config', function() {
+      var markdown = markdownHelper.helpersForMarkdown({html: true, breaks: true, highlight: function() {}});
+      assert.equal(typeof markdown, 'function');
+      var markdownAgain = markdownHelper.helpersForMarkdown('foo');
+      assert.equal(typeof markdownAgain, 'string');
+    });
+    it('should the lang property', function() {
+      var markdown = markdownHelper.helpersForMarkdown({html: true, breaks: true, highlight: function() {}});
+      var md = '## foo\n\n```js\nvar foo = "bar";\n```';
+      var locals = {};
+      var options = {lang: 'en'};
+      markdown(md, locals, options);
+      assert.equal(typeof markdown, 'function');
+    });
+    it('test that highlighjs renders', function() {
+      var result = markdownHelper.highlightFormMarkdown('var foo = "bar";', 'js');
+      assert.equal(result, '<span class="hljs-keyword">var</span> foo = <span class="hljs-string">&quot;bar&quot;</span>;');
+    });
+    it('test that highlighjs no lang', function() {
+      var result = markdownHelper.highlightFormMarkdown('var foo = "bar";');
+      assert.equal(result, 'var foo <span class="hljs-operator">=</span> <span class="hljs-string">&quot;bar&quot;</span><span class="hljs-comment">;</span>');
+    });
   });
 
   describe('md', function() {