text: define("d3/test/time/hour-test", ["dojo","dijit","dojox"], function(dojo,dijit,dojox){
  var vows = require("vows"),
      load = require("../load"),
      assert = require("../assert"),
      time = require("./time"),
      local = time.local,
      utc = time.utc;
  
  var suite = vows.describe("d3.time.hour");
  
  suite.addBatch({
    "hour": {
      topic: load("time/hour").expression("d3.time.hour"),
      "defaults to floor": function(interval) {
        assert.strictEqual(interval, interval.floor);
      },
      "floor": {
        topic: function(interval) {
          return interval.floor;
        },
        "returns hours": function(floor) {
          assert.deepEqual(floor(local(2010, 11, 31, 23, 59)), local(2010, 11, 31, 23));
          assert.deepEqual(floor(local(2011, 00, 01, 00, 00)), local(2011, 00, 01, 00));
          assert.deepEqual(floor(local(2011, 00, 01, 00, 01)), local(2011, 00, 01, 00));
        },
        "observes start of daylight savings time": function(floor) {
          assert.deepEqual(floor(utc(2011, 02, 13, 08, 59)), utc(2011, 02, 13, 08));
          assert.deepEqual(floor(utc(2011, 02, 13, 09, 00)), utc(2011, 02, 13, 09));
          assert.deepEqual(floor(utc(2011, 02, 13, 09, 01)), utc(2011, 02, 13, 09));
          assert.deepEqual(floor(utc(2011, 02, 13, 09, 59)), utc(2011, 02, 13, 09));
          assert.deepEqual(floor(utc(2011, 02, 13, 10, 00)), utc(2011, 02, 13, 10));
          assert.deepEqual(floor(utc(2011, 02, 13, 10, 01)), utc(2011, 02, 13, 10));
        },
        "observes end of daylight savings time": function(floor) {
          assert.deepEqual(floor(utc(2011, 10, 06, 07, 59)), utc(2011, 10, 06, 07));
          assert.deepEqual(floor(utc(2011, 10, 06, 08, 00)), utc(2011, 10, 06, 08));
          assert.deepEqual(floor(utc(2011, 10, 06, 08, 01)), utc(2011, 10, 06, 08));
          assert.deepEqual(floor(utc(2011, 10, 06, 08, 59)), utc(2011, 10, 06, 08));
          assert.deepEqual(floor(utc(2011, 10, 06, 09, 00)), utc(2011, 10, 06, 09));
          assert.deepEqual(floor(utc(2011, 10, 06, 09, 01)), utc(2011, 10, 06, 09));
        },
        "NPT": {
          "observes 15-minute offset": time.zone(345, function(floor) {
            assert.deepEqual(floor(local(2010, 11, 31, 23, 59, 59)), utc(2010, 11, 31, 17, 15));
            assert.deepEqual(floor(local(2011, 00, 01, 00, 00, 00)), utc(2010, 11, 31, 18, 15));
            assert.deepEqual(floor(local(2011, 00, 01, 00, 00, 01)), utc(2010, 11, 31, 18, 15));
          })
        },
        "IST": {
          "observes 30-minute offset": time.zone(330, function(floor) {
            assert.deepEqual(floor(local(2010, 11, 31, 23, 59, 59)), utc(2010, 11, 31, 17, 30));
            assert.deepEqual(floor(local(2011, 00, 01, 00, 00, 00)), utc(2010, 11, 31, 18, 30));
            assert.deepEqual(floor(local(2011, 00, 01, 00, 00, 01)), utc(2010, 11, 31, 18, 30));
          })
        }
      },
      "ceil": {
        topic: function(interval) {
          return interval.ceil;
        },
        "returns hours": function(ceil) {
          assert.deepEqual(ceil(local(2010, 11, 31, 23, 59)), local(2011, 00, 01, 00));
          assert.deepEqual(ceil(local(2011, 00, 01, 00, 00)), local(2011, 00, 01, 00));
          assert.deepEqual(ceil(local(2011, 00, 01, 00, 01)), local(2011, 00, 01, 01));
        },
        "observes start of daylight savings time": function(ceil) {
          assert.deepEqual(ceil(utc(2011, 02, 13, 08, 59)), utc(2011, 02, 13, 09));
          assert.deepEqual(ceil(utc(2011, 02, 13, 09, 00)), utc(2011, 02, 13, 09));
          assert.deepEqual(ceil(utc(2011, 02, 13, 09, 01)), utc(2011, 02, 13, 10));
          assert.deepEqual(ceil(utc(2011, 02, 13, 09, 59)), utc(2011, 02, 13, 10));
          assert.deepEqual(ceil(utc(2011, 02, 13, 10, 00)), utc(2011, 02, 13, 10));
          assert.deepEqual(ceil(utc(2011, 02, 13, 10, 01)), utc(2011, 02, 13, 11));
        },
        "observes end of daylight savings time": function(ceil) {
          assert.deepEqual(ceil(utc(2011, 10, 06, 07, 59)), utc(2011, 10, 06, 08));
          assert.deepEqual(ceil(utc(2011, 10, 06, 08, 00)), utc(2011, 10, 06, 08));
          assert.deepEqual(ceil(utc(2011, 10, 06, 08, 01)), utc(2011, 10, 06, 09));
          assert.deepEqual(ceil(utc(2011, 10, 06, 08, 59)), utc(2011, 10, 06, 09));
          assert.deepEqual(ceil(utc(2011, 10, 06, 09, 00)), utc(2011, 10, 06, 09));
          assert.deepEqual(ceil(utc(2011, 10, 06, 09, 01)), utc(2011, 10, 06, 10));
        },
        "NPT": {
          "observes 15-minute offset": time.zone(345, function(ceil) {
            assert.deepEqual(ceil(local(2010, 11, 31, 23, 59, 59)), utc(2010, 11, 31, 18, 15));
            assert.deepEqual(ceil(local(2011, 00, 01, 00, 00, 00)), utc(2010, 11, 31, 18, 15));
            assert.deepEqual(ceil(local(2011, 00, 01, 00, 00, 01)), utc(2010, 11, 31, 19, 15));
          })
        },
        "IST": {
          "observes 30-minute offset": time.zone(330, function(ceil) {
            assert.deepEqual(ceil(local(2010, 11, 31, 23, 59, 59)), utc(2010, 11, 31, 18, 30));
            assert.deepEqual(ceil(local(2011, 00, 01, 00, 00, 00)), utc(2010, 11, 31, 18, 30));
            assert.deepEqual(ceil(local(2011, 00, 01, 00, 00, 01)), utc(2010, 11, 31, 19, 30));
          })
        }
      },
      "offset": {
        topic: function(interval) {
          return interval.offset;
        },
        "does not modify the passed-in date": function(offset) {
          var date = local(2010, 11, 31, 23, 59, 59, 999);
          offset(date, +1);
          assert.deepEqual(date, local(2010, 11, 31, 23, 59, 59, 999));
        },
        "does not round the passed-in-date": function(offset) {
          assert.deepEqual(offset(local(2010, 11, 31, 23, 59, 59, 999), +1), local(2011, 00, 01, 00, 59, 59, 999));
          assert.deepEqual(offset(local(2010, 11, 31, 23, 59, 59, 456), -2), local(2010, 11, 31, 21, 59, 59, 456));
        },
        "allows negative offsets": function(offset) {
          assert.deepEqual(offset(local(2010, 11, 31, 12), -1), local(2010, 11, 31, 11));
          assert.deepEqual(offset(local(2011, 00, 01, 01), -2), local(2010, 11, 31, 23));
          assert.deepEqual(offset(local(2011, 00, 01, 00), -1), local(2010, 11, 31, 23));
        },
        "allows positive offsets": function(offset) {
          assert.deepEqual(offset(local(2010, 11, 31, 11), +1), local(2010, 11, 31, 12));
          assert.deepEqual(offset(local(2010, 11, 31, 23), +2), local(2011, 00, 01, 01));
          assert.deepEqual(offset(local(2010, 11, 31, 23), +1), local(2011, 00, 01, 00));
        },
        "allows zero offset": function(offset) {
          assert.deepEqual(offset(local(2010, 11, 31, 23, 59, 59, 999), 0), local(2010, 11, 31, 23, 59, 59, 999));
          assert.deepEqual(offset(local(2010, 11, 31, 23, 59, 58, 000), 0), local(2010, 11, 31, 23, 59, 58, 000));
        }
      },
      "UTC": {
        topic: function(interval) {
          return interval.utc;
        },
        "defaults to floor": function(interval) {
          assert.strictEqual(interval, interval.floor);
        },
        "floor": {
          topic: function(interval) {
            return interval.floor;
          },
          "returns hours": function(floor) {
            assert.deepEqual(floor(utc(2010, 11, 31, 23, 59)), utc(2010, 11, 31, 23));
            assert.deepEqual(floor(utc(2011, 00, 01, 00, 00)), utc(2011, 00, 01, 00));
            assert.deepEqual(floor(utc(2011, 00, 01, 00, 01)), utc(2011, 00, 01, 00));
          },
          "does not observe the start of daylight savings time": function(floor) {
            assert.deepEqual(floor(utc(2011, 02, 13, 08, 59)), utc(2011, 02, 13, 08));
            assert.deepEqual(floor(utc(2011, 02, 13, 09, 00)), utc(2011, 02, 13, 09));
            assert.deepEqual(floor(utc(2011, 02, 13, 09, 01)), utc(2011, 02, 13, 09));
            assert.deepEqual(floor(utc(2011, 02, 13, 09, 59)), utc(2011, 02, 13, 09));
            assert.deepEqual(floor(utc(2011, 02, 13, 10, 00)), utc(2011, 02, 13, 10));
            assert.deepEqual(floor(utc(2011, 02, 13, 10, 01)), utc(2011, 02, 13, 10));
          },
          "does not observe the end of daylight savings time": function(floor) {
            assert.deepEqual(floor(utc(2011, 10, 06, 07, 59)), utc(2011, 10, 06, 07));
            assert.deepEqual(floor(utc(2011, 10, 06, 08, 00)), utc(2011, 10, 06, 08));
            assert.deepEqual(floor(utc(2011, 10, 06, 08, 01)), utc(2011, 10, 06, 08));
            assert.deepEqual(floor(utc(2011, 10, 06, 08, 59)), utc(2011, 10, 06, 08));
            assert.deepEqual(floor(utc(2011, 10, 06, 09, 00)), utc(2011, 10, 06, 09));
            assert.deepEqual(floor(utc(2011, 10, 06, 09, 01)), utc(2011, 10, 06, 09));
          }
        },
        "ceil": {
          topic: function(interval) {
            return interval.ceil;
          },
          "returns hours": function(ceil) {
            assert.deepEqual(ceil(utc(2010, 11, 31, 23, 59)), utc(2011, 00, 01, 00));
            assert.deepEqual(ceil(utc(2011, 00, 01, 00, 00)), utc(2011, 00, 01, 00));
            assert.deepEqual(ceil(utc(2011, 00, 01, 00, 01)), utc(2011, 00, 01, 01));
          },
          "does not observe the start of daylight savings time": function(ceil) {
            assert.deepEqual(ceil(utc(2011, 02, 13, 08, 59)), utc(2011, 02, 13, 09));
            assert.deepEqual(ceil(utc(2011, 02, 13, 09, 00)), utc(2011, 02, 13, 09));
            assert.deepEqual(ceil(utc(2011, 02, 13, 09, 01)), utc(2011, 02, 13, 10));
            assert.deepEqual(ceil(utc(2011, 02, 13, 09, 59)), utc(2011, 02, 13, 10));
            assert.deepEqual(ceil(utc(2011, 02, 13, 10, 00)), utc(2011, 02, 13, 10));
            assert.deepEqual(ceil(utc(2011, 02, 13, 10, 01)), utc(2011, 02, 13, 11));
          },
          "does not observe the end of daylight savings time": function(ceil) {
            assert.deepEqual(ceil(utc(2011, 10, 06, 07, 59)), utc(2011, 10, 06, 08));
            assert.deepEqual(ceil(utc(2011, 10, 06, 08, 00)), utc(2011, 10, 06, 08));
            assert.deepEqual(ceil(utc(2011, 10, 06, 08, 01)), utc(2011, 10, 06, 09));
            assert.deepEqual(ceil(utc(2011, 10, 06, 08, 59)), utc(2011, 10, 06, 09));
            assert.deepEqual(ceil(utc(2011, 10, 06, 09, 00)), utc(2011, 10, 06, 09));
            assert.deepEqual(ceil(utc(2011, 10, 06, 09, 01)), utc(2011, 10, 06, 10));
          }
        },
        "offset": {
          topic: function(interval) {
            return interval.offset;
          },
          "does not modify the passed-in date": function(offset) {
            var date = utc(2010, 11, 31, 23, 59, 59, 999);
            offset(date, +1);
            assert.deepEqual(date, utc(2010, 11, 31, 23, 59, 59, 999));
          },
          "does not round the passed-in-date": function(offset) {
            assert.deepEqual(offset(utc(2010, 11, 31, 23, 59, 59, 999), +1), utc(2011, 00, 01, 00, 59, 59, 999));
            assert.deepEqual(offset(utc(2010, 11, 31, 23, 59, 59, 456), -2), utc(2010, 11, 31, 21, 59, 59, 456));
          },
          "allows negative offsets": function(offset) {
            assert.deepEqual(offset(utc(2010, 11, 31, 12), -1), utc(2010, 11, 31, 11));
            assert.deepEqual(offset(utc(2011, 00, 01, 01), -2), utc(2010, 11, 31, 23));
            assert.deepEqual(offset(utc(2011, 00, 01, 00), -1), utc(2010, 11, 31, 23));
          },
          "allows positive offsets": function(offset) {
            assert.deepEqual(offset(utc(2010, 11, 31, 11), +1), utc(2010, 11, 31, 12));
            assert.deepEqual(offset(utc(2010, 11, 31, 23), +2), utc(2011, 00, 01, 01));
            assert.deepEqual(offset(utc(2010, 11, 31, 23), +1), utc(2011, 00, 01, 00));
          },
          "allows zero offset": function(offset) {
            assert.deepEqual(offset(utc(2010, 11, 31, 23, 59, 59, 999), 0), utc(2010, 11, 31, 23, 59, 59, 999));
            assert.deepEqual(offset(utc(2010, 11, 31, 23, 59, 58, 000), 0), utc(2010, 11, 31, 23, 59, 58, 000));
          }
        }
      }
    }
  });
  
  suite.export(module);
  });
  