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.day”);
suite.addBatch({
"day": { topic: load("time/day").expression("d3.time.day"), "defaults to floor": function(interval) { assert.strictEqual(interval, interval.floor); }, "floor": { topic: function(interval) { return interval.floor; }, "returns midnights": function(floor) { assert.deepEqual(floor(local(2010, 11, 31, 23)), local(2010, 11, 31)); assert.deepEqual(floor(local(2011, 00, 01, 00)), local(2011, 00, 01)); assert.deepEqual(floor(local(2011, 00, 01, 01)), local(2011, 00, 01)); }, "observes start of daylight savings time": function(floor) { assert.deepEqual(floor(utc(2011, 02, 13, 07)), local(2011, 02, 12)); assert.deepEqual(floor(utc(2011, 02, 13, 08)), local(2011, 02, 13)); assert.deepEqual(floor(utc(2011, 02, 13, 09)), local(2011, 02, 13)); assert.deepEqual(floor(utc(2011, 02, 13, 10)), local(2011, 02, 13)); }, "observes end of daylight savings time": function(floor) { assert.deepEqual(floor(utc(2011, 10, 06, 07)), local(2011, 10, 06)); assert.deepEqual(floor(utc(2011, 10, 06, 08)), local(2011, 10, 06)); assert.deepEqual(floor(utc(2011, 10, 06, 09)), local(2011, 10, 06)); assert.deepEqual(floor(utc(2011, 10, 06, 10)), local(2011, 10, 06)); }, "correctly handles years in the first century": function(floor) { assert.deepEqual(floor(local(0011, 10, 06, 07)), local(0011, 10, 06)); } }, "ceil": { topic: function(interval) { return interval.ceil; }, "returns midnights": function(ceil) { assert.deepEqual(ceil(local(2010, 11, 30, 23)), local(2010, 11, 31)); assert.deepEqual(ceil(local(2010, 11, 31, 00)), local(2010, 11, 31)); assert.deepEqual(ceil(local(2010, 11, 31, 01)), local(2011, 00, 01)); }, "observes start of daylight savings time": function(ceil) { assert.deepEqual(ceil(utc(2011, 02, 13, 07)), local(2011, 02, 13)); assert.deepEqual(ceil(utc(2011, 02, 13, 08)), local(2011, 02, 13)); assert.deepEqual(ceil(utc(2011, 02, 13, 09)), local(2011, 02, 14)); assert.deepEqual(ceil(utc(2011, 02, 13, 10)), local(2011, 02, 14)); }, "observes end of daylight savings time": function(ceil) { assert.deepEqual(ceil(utc(2011, 10, 06, 07)), local(2011, 10, 06)); assert.deepEqual(ceil(utc(2011, 10, 06, 08)), local(2011, 10, 07)); assert.deepEqual(ceil(utc(2011, 10, 06, 09)), local(2011, 10, 07)); assert.deepEqual(ceil(utc(2011, 10, 06, 10)), local(2011, 10, 07)); }, "handles midnight for leap years": function(ceil) { assert.deepEqual(ceil(utc(2012, 02, 01, 00)), local(2012, 02, 01)); assert.deepEqual(ceil(utc(2012, 02, 01, 00)), local(2012, 02, 01)); } }, "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, 23, 59, 59, 999)); assert.deepEqual(offset(local(2010, 11, 31, 23, 59, 59, 456), -2), local(2010, 11, 29, 23, 59, 59, 456)); }, "allows negative offsets": function(offset) { assert.deepEqual(offset(local(2010, 11, 31), -1), local(2010, 11, 30)); assert.deepEqual(offset(local(2011, 00, 01), -2), local(2010, 11, 30)); assert.deepEqual(offset(local(2011, 00, 01), -1), local(2010, 11, 31)); }, "allows positive offsets": function(offset) { assert.deepEqual(offset(local(2010, 11, 31), +1), local(2011, 00, 01)); assert.deepEqual(offset(local(2010, 11, 30), +2), local(2011, 00, 01)); assert.deepEqual(offset(local(2010, 11, 30), +1), local(2010, 11, 31)); }, "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 midnights": function(floor) { assert.deepEqual(floor(utc(2010, 11, 31, 23)), utc(2010, 11, 31)); assert.deepEqual(floor(utc(2011, 00, 01, 00)), utc(2011, 00, 01)); assert.deepEqual(floor(utc(2011, 00, 01, 01)), utc(2011, 00, 01)); }, "does not observe the start of daylight savings time": function(floor) { assert.deepEqual(floor(utc(2011, 02, 13, 07)), utc(2011, 02, 13)); assert.deepEqual(floor(utc(2011, 02, 13, 08)), utc(2011, 02, 13)); assert.deepEqual(floor(utc(2011, 02, 13, 09)), utc(2011, 02, 13)); assert.deepEqual(floor(utc(2011, 02, 13, 10)), utc(2011, 02, 13)); }, "does not observe the end of daylight savings time": function(floor) { assert.deepEqual(floor(utc(2011, 10, 06, 05)), utc(2011, 10, 06)); assert.deepEqual(floor(utc(2011, 10, 06, 06)), utc(2011, 10, 06)); assert.deepEqual(floor(utc(2011, 10, 06, 07)), utc(2011, 10, 06)); assert.deepEqual(floor(utc(2011, 10, 06, 08)), utc(2011, 10, 06)); } }, "ceil": { topic: function(interval) { return interval.ceil; }, "returns midnights": function(ceil) { assert.deepEqual(ceil(utc(2010, 11, 30, 23)), utc(2010, 11, 31)); assert.deepEqual(ceil(utc(2010, 11, 31, 00)), utc(2010, 11, 31)); assert.deepEqual(ceil(utc(2010, 11, 31, 01)), utc(2011, 00, 01)); }, "does not observe the start of daylight savings time": function(ceil) { assert.deepEqual(ceil(utc(2011, 02, 13, 07)), utc(2011, 02, 14)); assert.deepEqual(ceil(utc(2011, 02, 13, 08)), utc(2011, 02, 14)); assert.deepEqual(ceil(utc(2011, 02, 13, 09)), utc(2011, 02, 14)); assert.deepEqual(ceil(utc(2011, 02, 13, 10)), utc(2011, 02, 14)); }, "does not observe the end of daylight savings time": function(ceil) { assert.deepEqual(ceil(utc(2011, 10, 06, 05)), utc(2011, 10, 07)); assert.deepEqual(ceil(utc(2011, 10, 06, 06)), utc(2011, 10, 07)); assert.deepEqual(ceil(utc(2011, 10, 06, 07)), utc(2011, 10, 07)); assert.deepEqual(ceil(utc(2011, 10, 06, 08)), utc(2011, 10, 07)); } }, "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, 23, 59, 59, 999)); assert.deepEqual(offset(utc(2010, 11, 31, 23, 59, 59, 456), -2), utc(2010, 11, 29, 23, 59, 59, 456)); }, "allows negative offsets": function(offset) { assert.deepEqual(offset(utc(2010, 11, 31), -1), utc(2010, 11, 30)); assert.deepEqual(offset(utc(2011, 00, 01), -2), utc(2010, 11, 30)); assert.deepEqual(offset(utc(2011, 00, 01), -1), utc(2010, 11, 31)); }, "allows positive offsets": function(offset) { assert.deepEqual(offset(utc(2010, 11, 31), +1), utc(2011, 00, 01)); assert.deepEqual(offset(utc(2010, 11, 30), +2), utc(2011, 00, 01)); assert.deepEqual(offset(utc(2010, 11, 30), +1), utc(2010, 11, 31)); }, "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);