Throw on Unexpected mobiledoc version

fixes #13
bustle · Nov 16, 2015 · 858239d · 858239d
1 parent 87ac82a
commit 858239d
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Showing 2 changed files with 29 additions and 1 deletion.
diff --git a/lib/renderer.js b/lib/renderer.js
@@ -112,6 +112,12 @@ function renderSection(section, renderState) {
   }
 }
 
+function validateVersion(version) {
+  if (version !== '0.2.0') {
+    throw new Error(`Unexpected Mobiledoc version "${version}"`);
+  }
+}
+
 export default class Renderer {
   /**
    * @param {Mobiledoc} mobiledoc
@@ -122,6 +128,7 @@ export default class Renderer {
    * @return DOMNode
    */
   render({version, sections: sectionData}, root=createElement('div'), cards={}) {
+    validateVersion(version);
     const [markerTypes, sections] = sectionData;
     cards.image = cards.image || ImageCard;
     const renderState = {root, markerTypes, cards};

diff --git a/tests/unit/renderer-test.js b/tests/unit/renderer-test.js
@@ -126,7 +126,7 @@ test('renders a mobiledoc with multiple markups in a section', (assert) => {
 test('renders a mobiledoc with image section', (assert) => {
   let url = "data:image/gif;base64,R0lGODlhAQABAIAAAP///wAAACwAAAAAAQABAAACAkQBADs=";
   let mobiledoc = {
-    versions: MOBILEDOC_VERSION,
+    version: MOBILEDOC_VERSION,
     sections: [
       [],      // markers
       [        // sections
@@ -358,3 +358,24 @@ test('rendering nested mobiledocs in cards', (assert) => {
   assert.equal(card.childNodes[0].tagName, 'P', 'card has P child');
   assert.equal(card.childNodes[0].innerText, 'hello world');
 });
+
+test('throw when given unexpected mobiledoc version', (assert) => {
+  let mobiledoc = {
+    version: '0.1.0',
+    sections: [
+      [], []
+    ]
+  };
+
+  assert.throws(
+    () => renderer.render(mobiledoc),
+    /Unexpected Mobiledoc version.*0.1.0/
+  );
+
+  mobiledoc.version = '0.2.1';
+  assert.throws(
+    () => renderer.render(mobiledoc),
+    /Unexpected Mobiledoc version.*0.2.1/
+  );
+
+});