1 require("../env");

     2 require("../../d3");

     3 require("../../d3.time");

     4 

     5 var vows = require("vows"),

     6     assert = require("assert");

     7 

     8 var suite = vows.describe("d3.time.week");

     9 

    10 suite.addBatch({

    11   "week": {

    12     topic: function() {

    13       return d3.time.week;

    14     },

    15     "returns weeks": function(floor) {

    16       assert.deepEqual(floor(local(2010, 11, 31, 23, 59, 59)), local(2010, 11, 26));

    17       assert.deepEqual(floor(local(2011, 0, 1, 0, 0, 0)), local(2010, 11, 26));

    18       assert.deepEqual(floor(local(2011, 0, 1, 0, 0, 1)), local(2010, 11, 26));

    19       assert.deepEqual(floor(local(2011, 0, 1, 23, 59, 59)), local(2010, 11, 26));

    20       assert.deepEqual(floor(local(2011, 0, 2, 0, 0, 0)), local(2011, 0, 2));

    21       assert.deepEqual(floor(local(2011, 0, 2, 0, 0, 1)), local(2011, 0, 2));

    22     },

    23     "observes the start of daylight savings time": function(floor) {

    24       assert.deepEqual(floor(local(2011, 2, 13, 1)), local(2011, 2, 13));

    25     },

    26     "observes the end of the daylight savings time": function(floor) {

    27       assert.deepEqual(floor(local(2011, 10, 6, 1)), local(2011, 10, 6));

    28     },

    29     "UTC": {

    30       topic: function(floor) {

    31         return floor.utc;

    32       },

    33       "returns weeks": function(floor) {

    34         assert.deepEqual(floor(utc(2010, 11, 31, 23, 59, 59)), utc(2010, 11, 26));

    35         assert.deepEqual(floor(utc(2011, 0, 1, 0, 0, 0)), utc(2010, 11, 26));

    36         assert.deepEqual(floor(utc(2011, 0, 1, 0, 0, 1)), utc(2010, 11, 26));

    37         assert.deepEqual(floor(utc(2011, 0, 1, 23, 59, 59)), utc(2010, 11, 26));

    38         assert.deepEqual(floor(utc(2011, 0, 2, 0, 0, 0)), utc(2011, 0, 2));

    39         assert.deepEqual(floor(utc(2011, 0, 2, 0, 0, 1)), utc(2011, 0, 2));

    40       },

    41       "does not observe the start of daylight savings time": function(floor) {

    42         assert.deepEqual(floor(utc(2011, 2, 13, 1)), utc(2011, 2, 13));

    43       },

    44       "does not observe the end of the daylight savings time": function(floor) {

    45         assert.deepEqual(floor(utc(2011, 10, 6, 1)), utc(2011, 10, 6));

    46       }

    47     }

    48   }

    49 });

    50 

    51 function local(year, month, day, hours, minutes, seconds) {

    52   return new Date(year, month, day, hours || 0, minutes || 0, seconds || 0);

    53 }

    54 

    55 function utc(year, month, day, hours, minutes, seconds) {

    56   return new Date(Date.UTC(year, month, day, hours || 0, minutes || 0, seconds || 0));

    57 }

    58 

    59 suite.export(module);