X-Git-Url: https://adrianiainlam.tk/git/?a=blobdiff_plain;f=auto_tests%2Ftests%2Fplugins_legend.js;h=5f67591590842147a44e861de51a1f9657b72198;hb=902091b8b33555845682681f64048f7ed1811c27;hp=26daf926e012c2688e98e4076368c42918f3558b;hpb=ce31caf22475e3e1fd6d9fea192d61ff4fcd7fac;p=dygraphs.git

diff --git a/auto_tests/tests/plugins_legend.js b/auto_tests/tests/plugins_legend.js
index 26daf92..5f67591 100644
--- a/auto_tests/tests/plugins_legend.js
+++ b/auto_tests/tests/plugins_legend.js
@@ -76,4 +76,67 @@ it('should render dashed patterns', function() {
                'rgb(255, 0, 0)');
 });
 
+it('should use a legendFormatter', function() {
+  var calls = [];
+  var g = new Dygraph(graph, 'X,Y\n1,2\n', {
+    color: 'red',
+    legend: 'always',
+    legendFormatter: function(data) {
+      calls.push(data);
+      // Note: can't check against `g` because it's not defined yet.
+      assert(this.toString().indexOf('Dygraph') >= 0);
+      return '';
+    }
+  });
+
+  assert(calls.length == 1);  // legend for no selected points
+  g.setSelection(0);
+  assert(calls.length == 2);  // legend with selected points
+  g.clearSelection();
+  assert(calls.length == 3);
+
+  assert.equal(calls[0].x, undefined);
+  assert.equal(calls[1].x, 1);
+  assert.equal(calls[1].xHTML, '1');
+  assert.equal(calls[2].x, undefined);
+
+  assert.equal(calls[0].series.length, 1);
+  assert.equal(calls[1].series.length, 1);
+  assert.equal(calls[2].series.length, 1);
+
+  assert.equal(calls[0].series[0].y, undefined);
+  assert.equal(calls[1].series[0].label, 'Y');
+  assert.equal(calls[1].series[0].labelHTML, 'Y');
+  assert.equal(calls[1].series[0].y, 2);
+  assert.equal(calls[1].series[0].yHTML, '2');
+  assert.equal(calls[1].series[0].isVisible, true);
+  assert.equal(calls[2].series[0].y, undefined);
+});
+
+it('should include point drawn where canvas-y is 0', function () {
+    var graph = document.getElementById("graph");
+    var calls = []
+    function callback(data) {
+      calls.push(data);
+    };
+
+    var g = new Dygraph(document.getElementById("graph"),
+                        "X,Y\n" +
+                        "1,5\n" +
+                        "1,10\n" +
+                        "1,12\n",
+                        {
+                          legendFormatter: callback,
+                          axes: {
+                            y: {
+                              valueRange: [0, 10]
+                            }
+                          }
+                        });
+  g.setSelection(1);
+  var data = calls[1];
+  assert.isTrue(data.series[0].isVisible);
+  assert.notEqual(data.series[0].yHTML, '');
+});
+
 });