test(prependTo): verify first child behavior

ceisele-r · Oct 4, 2018 · 0cdd713 · 0cdd713
1 parent 4e007a8
commit 0cdd713
Showing 1 changed file with 17 additions and 0 deletions.
diff --git a/test/spec/prependTo.js b/test/spec/prependTo.js
@@ -20,4 +20,21 @@ describe('prependTo', function() {
     expect(result.parentNode).to.eql(svg);
   });
 
+
+  it('should prepend as first child', function() {
+
+    // given
+    var svg = create('<svg></svg>');
+    var group = create('<g id="G" />');
+
+    // when
+    var result = prependTo(group, svg);
+
+    // then
+    expect(result).to.equal(group);
+    expect(result.parentNode).to.eql(svg);
+
+    expect(svg.childNodes).to.have.length(1);
+  });
+
 });