Fix bug 428, add test which catches exception. What an annoying little bug.

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

diff --git a/auto_tests/tests/range_tests.js b/auto_tests/tests/range_tests.js
index c92c489..83a2505 100644 (file)
--- a/auto_tests/tests/range_tests.js
+++ b/auto_tests/tests/range_tests.js
@@ -35,6 +35,9 @@ var ZERO_TO_FIFTY_STEPS = function() {
   }
   return a;
 } ();
+var FIVE_TO_ONE_THOUSAND = [
+    [ 1, 10 ], [ 2, 20 ], [ 3, 30 ], [ 4, 40 ] , [ 5, 50 ], 
+    [ 6, 60 ], [ 7, 70 ], [ 8, 80 ], [ 9, 90 ] , [ 10, 1000 ]];
 
 var RangeTestCase = TestCase("range-tests");
 
@@ -67,6 +70,30 @@ RangeTestCase.prototype.testRangeSetOperations = function() {
   assertEquals([12, 18], g.xAxisRange());
   assertEquals([10, 40], g.yAxisRange(0));
 
+  g.updateOptions({ valueRange: [10, NaN] });
+  assertEquals([12, 18], g.xAxisRange());
+  assertEquals([10, 44.2], g.yAxisRange(0));
+
+  g.updateOptions({ valueRange: [10, 40] });
+  assertEquals([12, 18], g.xAxisRange());
+  assertEquals([10, 40], g.yAxisRange(0));
+
+  g.updateOptions({ valueRange: [10, null] });
+  assertEquals([12, 18], g.xAxisRange());
+  assertEquals([10, 44.2], g.yAxisRange(0));
+
+  g.updateOptions({ valueRange: [10, 40] });
+  assertEquals([12, 18], g.xAxisRange());
+  assertEquals([10, 40], g.yAxisRange(0));
+
+  g.updateOptions({ valueRange: [10, undefined] });
+  assertEquals([12, 18], g.xAxisRange());
+  assertEquals([10, 44.2], g.yAxisRange(0));
+
+  g.updateOptions({ valueRange: [10, 40] });
+  assertEquals([12, 18], g.xAxisRange());
+  assertEquals([10, 40], g.yAxisRange(0));
+
   g.updateOptions({  });
   assertEquals([12, 18], g.xAxisRange());
   assertEquals([10, 40], g.yAxisRange(0));
@@ -136,3 +163,112 @@ RangeTestCase.prototype.testRestoreOriginalRanges_viaUpdateOptions = function()
   assertEquals([0, 55], g.yAxisRange(0));
   assertEquals([10, 20], g.xAxisRange());
 }
+
+/**
+ * Verify that log scale axis range is properly specified.
+ */
+RangeTestCase.prototype.testLogScaleExcludesZero = function() {
+  var g = new Dygraph("graph", FIVE_TO_ONE_THOUSAND, { logscale : true });
+  assertEquals([10, 1099], g.yAxisRange(0));
+ 
+  g.updateOptions({ logscale : false });
+  assertEquals([0, 1099], g.yAxisRange(0));
+}
+
+/**
+ * Verify that includeZero range is properly specified.
+ */
+RangeTestCase.prototype.testIncludeZeroIncludesZero = function() {
+  var g = new Dygraph("graph", [[0, 500], [500, 1000]], { includeZero : true });
+  assertEquals([0, 1100], g.yAxisRange(0));
+ 
+  g.updateOptions({ includeZero : false });
+  assertEquals([450, 1050], g.yAxisRange(0));
+}
+
+
+/**
+ * Verify that includeZero range is properly specified per axis.
+ */
+RangeTestCase.prototype.testIncludeZeroPerAxis = function() {
+  var g = new Dygraph("graph", 
+    'X,A,B\n'+
+    '0,50,50\n'+
+    '50,110,110\n',
+    {
+      drawPoints: true,
+      pointSize:5,
+      series:{ 
+        A: {
+          axis: 'y',
+          pointSize: 10
+        },
+        B: {
+          axis: 'y2'
+        }
+      },  
+      axes: {
+        'y2': { includeZero: true }
+      }
+    });
+
+
+  assertEquals([44, 116], g.yAxisRange(0));
+  assertEquals([0, 121], g.yAxisRange(1));
+
+  g.updateOptions({
+    axes: {
+      'y2': { includeZero: false }
+    }
+  });
+
+  assertEquals([44, 116], g.yAxisRange(1));
+}
+
+
+/**
+ * Verify that includeZero range is properly specified per axis with old axis options.
+ */
+RangeTestCase.prototype.testIncludeZeroPerAxisOld = function() {
+  var g = new Dygraph("graph",
+    'X,A,B\n' +
+    '0,50,50\n' +
+    '50,110,110\n',
+    {
+      drawPoints: true,
+      pointSize: 5,
+     
+        A: {
+          pointSize: 10
+        },
+        B: {
+          axis: {}
+        },
+      axes: {
+        'y': { includeZero: true },
+        'y2': { includeZero: false }
+      }
+    });
+
+  assertEquals([0, 121], g.yAxisRange(0));
+  assertEquals([44, 116], g.yAxisRange(1));
+
+  g.updateOptions({
+    axes: {
+      'y': { includeZero: false },
+      'y2': { includeZero: true }
+    }
+  });
+
+  assertEquals([44, 116], g.yAxisRange(0));
+  assertEquals([0, 121], g.yAxisRange(1));
+}
+
+/**
+ * Verify that very large Y ranges don't break things.
+ */ 
+RangeTestCase.prototype.testHugeRange = function() {
+  var g = new Dygraph("graph", [[0, -1e120], [1, 1e230]], { includeZero : true });
+  assertEqualsDelta(1, -1e229 / g.yAxisRange(0)[0], 0.001);
+  assertEqualsDelta(1, 1.1e230 / g.yAxisRange(0)[1], 0.001);
+}