X-Git-Url: https://adrianiainlam.tk/git/?a=blobdiff_plain;f=auto_tests%2Ftests%2Finteraction_model.js;h=73910615adc0c84f78ac0364ad9a12e14a3d2d63;hb=fa0d7ad80802e2b31d9889936eb6ffd55dab1f43;hp=0a5621dfc41a6961c71210fd3d33b6434222f2a4;hpb=e26b71566419e1c051f3fbd1f4f8f64b063a04c9;p=dygraphs.git

diff --git a/auto_tests/tests/interaction_model.js b/auto_tests/tests/interaction_model.js
index 0a5621d..7391061 100644
--- a/auto_tests/tests/interaction_model.js
+++ b/auto_tests/tests/interaction_model.js
@@ -369,3 +369,31 @@ InteractionModelTestCase.prototype.testCorrectAxisValueRangeAfterUnzoom = functi
   assertEquals(1,newYAxisRange[0]);
   assertEquals(50,newYAxisRange[1]);
 };
+
+/**
+ * Ensures pointClickCallback is called when some points along the y-axis don't
+ * exist.
+ */
+InteractionModelTestCase.prototype.testPointClickCallback_missingData = function() {
+
+  // There's a B-value at 2, but no A-value.
+  var data =
+    "X,A,B\n" +
+    "1,,100\n"+
+    "2,,110\n"+
+    "3,140,120\n"+
+    "4,130,110\n"+
+    "";
+
+  var clicked;
+  var g = new Dygraph(document.getElementById("graph"), data, {
+    pointClickCallback : function(event, point) {
+      clicked = point;
+    }
+  });
+
+  InteractionModelTestCase.clickAt(g, 2, 110);
+
+  assertEquals(2, clicked.xval);
+  assertEquals(110, clicked.yval);
+};