Responding to Dan's feedback.

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

diff --git a/auto_tests/tests/two_digit_years.js b/auto_tests/tests/two_digit_years.js
new file mode 100644 (file)
index 0000000..e6e13be
--- /dev/null
+++ b/auto_tests/tests/two_digit_years.js
@@ -0,0 +1,24 @@
+/**
+ * @fileoverview Test to check that years < 100 get the correct ticks.
+ *
+ * @author gmadrid@gmail.com (George Madrid)
+ */
+var TwoDigitYearsTestCase = TestCase("TwoDigitYears");
+
+TwoDigitYearsTestCase.prototype.testTwoDigitYears = function() {
+  // A date with a one digit year: '9 AD'.
+  var start = new Date(9, 2, 3);
+  // A date with a two digit year: '11 AD'.
+  var end = new Date(11, 3, 5);
+
+  // Javascript will automatically add 1900 to our years if they are < 100.
+  // Use setFullYear() to get the actual years we desire.
+  start.setFullYear(9);
+  end.setFullYear(11);
+
+  var ticks = Dygraph.getDateAxis(start, end, Dygraph.QUARTERLY, function(x) {
+    return Dygraph.DEFAULT_ATTRS.axes['x'][x];
+  });
+
+  assertEquals([{"v":-61875345600000,"label":"Apr 9"},{"v":-61867483200000,"label":"Jul 9"},{"v":-61859534400000,"label":"Oct 9"},{"v":-61851582000000,"label":"Jan 10"},{"v":-61843809600000,"label":"Apr 10"},{"v":-61835947200000,"label":"Jul 10"},{"v":-61827998400000,"label":"Oct 10"},{"v":-61820046000000,"label":"Jan 11"},{"v":-61812273600000,"label":"Apr 11"}], ticks);
+};