Log warnings when using non-existent options

[dygraphs.git] / auto_tests / tests / utils_test.js

diff --git a/auto_tests/tests/utils_test.js b/auto_tests/tests/utils_test.js
index 0aee0d5..5bd7f8d 100644 (file)
--- a/auto_tests/tests/utils_test.js
+++ b/auto_tests/tests/utils_test.js
@@ -177,6 +177,12 @@ UtilsTestCase.prototype.testToRGB = function() {
   assertEquals({r: 255, g: 0, b: 0}, Dygraph.toRGB_('red'));
 };
 
+UtilsTestCase.prototype.testIsPixelChangingOptionList = function() {
+  var isPx = Dygraph.isPixelChangingOptionList;
+  assertTrue(isPx([], { axes: { y: { digitsAfterDecimal: 3 }}}));
+  assertFalse(isPx([], { axes: { y: { axisLineColor: 'blue' }}}));
+};
+
 /*
 UtilsTestCase.prototype.testDateSet = function() {
   var base = new Date(1383455100000);