X-Git-Url: https://adrianiainlam.tk/git/?a=blobdiff_plain;f=auto_tests%2Ftests%2Fgrid_per_axis.js;h=cac2534acf6c73baf6a6567237c587160791c950;hb=07270a6d3c41dbff993fa891d7d48ec03ad94641;hp=3dd2a89e6268dbb55f7636f0d111e8bb7674f67d;hpb=595f2ebac39ab298a17f3dffa37c47769dd811cc;p=dygraphs.git

diff --git a/auto_tests/tests/grid_per_axis.js b/auto_tests/tests/grid_per_axis.js
index 3dd2a89..cac2534 100644
--- a/auto_tests/tests/grid_per_axis.js
+++ b/auto_tests/tests/grid_per_axis.js
@@ -198,6 +198,8 @@ GridPerAxisTestCase.prototype.testPerAxisGridWidth = function() {
     for ( var i = 0; i < gridlines[axis].length; i++) {
       y = halfDown(g.toDomYCoord(gridlines[axis][i], axis));
       // Ignore the alpha value
+
+      // FIXME(pholden): this test fails with a context pixel ratio of 2.
       var drawnPixeldown2 = Util.samplePixel(g.hidden_, x, y - 2).slice(0, 3);
       var drawnPixeldown1 = Util.samplePixel(g.hidden_, x, y - 1).slice(0, 3);
       var drawnPixel = Util.samplePixel(g.hidden_, x, y).slice(0, 3);
@@ -249,9 +251,10 @@ GridPerAxisTestCase.prototype.testPerAxisGridWidth = function() {
         emptyColor, Util.samplePixel(g.hidden_, x + 2, y).slice(0, 3));
   }
 };
+
 GridPerAxisTestCase.prototype.testGridLinePattern = function() {
   var opts = {
-    width : 480,
+    width : 120,
     height : 320,
     errorBars : false,
     drawXGrid : false,
@@ -270,7 +273,7 @@ GridPerAxisTestCase.prototype.testGridLinePattern = function() {
     axes : {
       y : {
         gridLineColor : "#0000ff",
-        gridLinePattern : [ 4, 4 ]
+        gridLinePattern : [ 10, 10 ]
       }
     }
   };
@@ -290,22 +293,25 @@ GridPerAxisTestCase.prototype.testGridLinePattern = function() {
     return Math.round(y) - 1;
   }
   var x, y;
-  x = halfUp(g.plotter_.area.x);
   // Step through all gridlines of the axis
-  for ( var i = 0; i < yGridlines.length; i++) {
+  for (var i = 0; i < yGridlines.length; i++) {
     y = halfDown(g.toDomYCoord(yGridlines[i], 0));
     // Step through the pixels of the line and test the pattern.
-    for (x; x < g.plotter_.area.w; x++) {
+    for (x = halfUp(g.plotter_.area.x); x < g.plotter_.area.w; x++) {
+      // avoid checking the edge pixels since they differ depending on the OS.
+      var pixelpos = x % 10;
+      if(pixelpos < 1 || pixelpos > 8) continue;
+      
       // Ignore alpha
       var drawnPixel = Util.samplePixel(g.hidden_, x, y).slice(0,3);
-      var pattern = (Math.floor((x) / 4)) % 2;
+      var pattern = (Math.floor((x) / 10)) % 2;
       switch (pattern) {
       case 0: // fill
-        assertEquals("Unexpected filled grid-pattern color found at pixel: x: " + x + "y: "
+        assertEquals("Unexpected filled grid-pattern color found at pixel: x: " + x + " y: "
             + y, [ 0, 0, 255 ], drawnPixel);
         break;
       case 1: // no fill
-        assertEquals("Unexpected empty grid-pattern color found at pixel: x: " + x + "y: "
+        assertEquals("Unexpected empty grid-pattern color found at pixel: x: " + x + " y: "
             + y, [ 0, 0, 0 ], drawnPixel);
         break;
       }