X-Git-Url: https://adrianiainlam.tk/git/?a=blobdiff_plain;f=auto_tests%2Ftests%2Ferror_bars.js;h=bb6c1d97ea1c57c5e977c8b39544e2cfe6251dc1;hb=77a1405a7dea7e9de770583598a50e5907e6b1a1;hp=0d8b3bac222166eded95184f0d5dada3b3fa4384;hpb=f35016e8b97d39691777a8ad850bfa314e7e223a;p=dygraphs.git

diff --git a/auto_tests/tests/error_bars.js b/auto_tests/tests/error_bars.js
index 0d8b3ba..bb6c1d9 100644
--- a/auto_tests/tests/error_bars.js
+++ b/auto_tests/tests/error_bars.js
@@ -3,32 +3,38 @@
  *
  * @author danvk@google.com (Dan Vanderkam)
  */
-var errorBarsTestCase = TestCase("error-bars");
+describe("error-bars", function() {
 
-errorBarsTestCase.prototype.setUp = function() {
+beforeEach(function() {
   document.body.innerHTML = "<div id='graph'></div>";
-};
+});
 
 var _origFunc = Dygraph.getContext;
-errorBarsTestCase.prototype.setUp = function() {
+beforeEach(function() {
   document.body.innerHTML = "<div id='graph'></div>";
   Dygraph.getContext = function(canvas) {
     return new Proxy(_origFunc(canvas));
   }
-};
+});
 
-errorBarsTestCase.prototype.tearDown = function() {
+afterEach(function() {
   Dygraph.getContext = _origFunc;
-};
+});
 
-errorBarsTestCase.prototype.testNameGoesHere = function() {
+it('testErrorBarsDrawn', function() {
   var opts = {
     width: 480,
     height: 320,
-    drawXGrid: false,
-    drawYGrid: false,
-    drawXAxis: false,
-    drawYAxis: false,
+    axes : {
+      x : {
+        drawGrid: false,
+        drawAxis: false,
+      },
+      y : {
+        drawGrid: false,
+        drawAxis: false,
+      }
+    },
     customBars: true,
     errorBars: true
   };
@@ -47,7 +53,7 @@ errorBarsTestCase.prototype.testNameGoesHere = function() {
   var graph = document.getElementById("graph");
   var g = new Dygraph(graph, data, opts);
 
-  htx = g.hidden_ctx_;
+  var htx = g.hidden_ctx_;
 
   var attrs = {};  // TODO(danvk): fill in
 
@@ -86,5 +92,97 @@ errorBarsTestCase.prototype.testNameGoesHere = function() {
     xy2 = g.toDomCoords(data[i + 1][0], data[i + 1][1][1]);
     CanvasAssertions.assertLineDrawn(htx, xy1, xy2, attrs);
   }
-};
+  g.destroy(); // Restore balanced saves and restores.
+  CanvasAssertions.assertBalancedSaveRestore(htx);
+});
 
+it('testErrorBarsCorrectColors', function() {
+  // Two constant series with constant error.
+  var data = [
+    [0, [100, 50], [200, 50]],
+    [1, [100, 50], [200, 50]]
+  ];
+
+  var opts = {
+    errorBars: true,
+    sigma: 1.0,
+    fillAlpha: 0.15,
+    colors: ['#00ff00', '#0000ff'],
+    axes : {
+      x : {
+        drawGrid: false,
+        drawAxis: false,
+      },
+      y : {
+        drawGrid: false,
+        drawAxis: false,
+      }
+    },
+    width: 400,
+    height: 300,
+    valueRange: [0, 300],
+    labels: ['X', 'Y1', 'Y2']
+  };
+  var graph = document.getElementById("graph");
+  var g = new Dygraph(graph, data, opts);
+
+  // y-pixels (0=top, 299=bottom)
+  //   0- 48: empty (white)
+  //  49- 98: Y2 error bar
+  //  99:     Y2 center line
+  // 100-148: Y2 error bar
+  // 149-198: Y1 error bar
+  // 199:     Y1 center line
+  // 200-248: Y1 error bar
+  // 249-299: empty (white)
+  // TODO(danvk): test the edges of these regions.
+
+  assert.deepEqual([0, 0, 255, 38], Util.samplePixel(g.hidden_, 200, 75));
+  assert.deepEqual([0, 0, 255, 38], Util.samplePixel(g.hidden_, 200, 125));
+  assert.deepEqual([0, 255, 0, 38], Util.samplePixel(g.hidden_, 200, 175));
+  assert.deepEqual([0, 255, 0, 38], Util.samplePixel(g.hidden_, 200, 225));
+});
+
+
+// Regression test for http://code.google.com/p/dygraphs/issues/detail?id=392
+it('testRollingAveragePreservesNaNs', function() {
+  var graph = document.getElementById("graph");
+  var data = 
+    [
+      [1, [null, null], [3,1]],
+      [2, [2, 1], [null, null]],
+      [3, [null, null], [5,1]],
+      [4, [4, 0.5], [null, null]],
+      [5, [null, null], [7,1]],
+      [6, [NaN, NaN], [null, null]],
+      [8, [8, 1], [null, null]],
+      [10, [10, 1], [null, null]]
+    ];
+  var g = new Dygraph(graph, data,
+        {
+          labels: ['x', 'A', 'B' ],
+          connectSeparatedPoints: true,
+          drawPoints: true,
+          errorBars: true
+        }
+      );
+
+  var in_series = g.dataHandler_.extractSeries(data, 1, g.attributes_);
+
+  assert.equal(null, in_series[4][1]);
+  assert.equal(null, in_series[4][2][0]);
+  assert.equal(null, in_series[4][2][1]);
+  assert(isNaN(in_series[5][1]));
+  assert(isNaN(in_series[5][2][0]));
+  assert(isNaN(in_series[5][2][1]));
+
+  var out_series = g.dataHandler_.rollingAverage(in_series, 1, g.attributes_);
+  assert(isNaN(out_series[5][1]));
+  assert(isNaN(out_series[5][2][0]));
+  assert(isNaN(out_series[5][2][1]));
+  assert.equal(null, out_series[4][1]);
+  assert.equal(null, out_series[4][2][0]);
+  assert.equal(null, out_series[4][2][1]);
+});
+
+});