+});
+
+
+it('testConstantSeriesNegative', function() {
+ var data = "X,Y\n" +
+ "1,-1\n" +
+ "2,-1\n";
+
+ var g = new Dygraph('graph', data, {});
+ // This check could be loosened to
+ // g.yAxisRange()[0] < g.yAxisRange()[1] if it breaks in the future.
+ assert.deepEqual([-1.1, -0.9], g.yAxisRange());
+});
+
+
+it('testConstantSeriesNegativeIncludeZero', function() {
+ var data = "X,Y\n" +
+ "1,-1\n" +
+ "2,-1\n";
+
+ var g = new Dygraph('graph', data, {includeZero: true});
+ // This check could be loosened to
+ // g.yAxisRange()[0] < g.yAxisRange()[1] if it breaks in the future.
+ assert.deepEqual([-1.1, 0], g.yAxisRange());
+});
+
+});