240 строки
12 KiB
JavaScript
240 строки
12 KiB
JavaScript
require("../env");
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var vows = require("vows"),
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assert = require("assert");
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var suite = vows.describe("d3.time.hour");
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suite.addBatch({
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"hour": {
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topic: function() {
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return d3.time.hour;
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},
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"defaults to floor": function(interval) {
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assert.strictEqual(interval, interval.floor);
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},
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"floor": {
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topic: function(interval) {
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return interval.floor;
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},
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"returns hours": function(floor) {
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assert.deepEqual(floor(local(2010, 11, 31, 23, 59)), local(2010, 11, 31, 23));
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assert.deepEqual(floor(local(2011, 00, 01, 00, 00)), local(2011, 00, 01, 00));
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assert.deepEqual(floor(local(2011, 00, 01, 00, 01)), local(2011, 00, 01, 00));
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},
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"observes start of daylight savings time": function(floor) {
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assert.deepEqual(floor(utc(2011, 02, 13, 08, 59)), utc(2011, 02, 13, 08));
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assert.deepEqual(floor(utc(2011, 02, 13, 09, 00)), utc(2011, 02, 13, 09));
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assert.deepEqual(floor(utc(2011, 02, 13, 09, 01)), utc(2011, 02, 13, 09));
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assert.deepEqual(floor(utc(2011, 02, 13, 09, 59)), utc(2011, 02, 13, 09));
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assert.deepEqual(floor(utc(2011, 02, 13, 10, 00)), utc(2011, 02, 13, 10));
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assert.deepEqual(floor(utc(2011, 02, 13, 10, 01)), utc(2011, 02, 13, 10));
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},
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"observes end of daylight savings time": function(floor) {
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assert.deepEqual(floor(utc(2011, 10, 06, 07, 59)), utc(2011, 10, 06, 07));
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assert.deepEqual(floor(utc(2011, 10, 06, 08, 00)), utc(2011, 10, 06, 08));
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assert.deepEqual(floor(utc(2011, 10, 06, 08, 01)), utc(2011, 10, 06, 08));
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assert.deepEqual(floor(utc(2011, 10, 06, 08, 59)), utc(2011, 10, 06, 08));
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assert.deepEqual(floor(utc(2011, 10, 06, 09, 00)), utc(2011, 10, 06, 09));
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assert.deepEqual(floor(utc(2011, 10, 06, 09, 01)), utc(2011, 10, 06, 09));
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},
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"NPT": {
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"observes 15-minute offset": tz("Asia/Kathmandu", function(floor) {
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assert.deepEqual(floor(local(2010, 11, 31, 23, 59, 59)), utc(2010, 11, 31, 17, 15));
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assert.deepEqual(floor(local(2011, 00, 01, 00, 00, 00)), utc(2010, 11, 31, 18, 15));
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assert.deepEqual(floor(local(2011, 00, 01, 00, 00, 01)), utc(2010, 11, 31, 18, 15));
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})
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},
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"IST": {
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"observes 30-minute offset": tz("Asia/Calcutta", function(floor) {
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assert.deepEqual(floor(local(2010, 11, 31, 23, 59, 59)), utc(2010, 11, 31, 17, 30));
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assert.deepEqual(floor(local(2011, 00, 01, 00, 00, 00)), utc(2010, 11, 31, 18, 30));
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assert.deepEqual(floor(local(2011, 00, 01, 00, 00, 01)), utc(2010, 11, 31, 18, 30));
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})
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}
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},
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"ceil": {
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topic: function(interval) {
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return interval.ceil;
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},
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"returns hours": function(ceil) {
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assert.deepEqual(ceil(local(2010, 11, 31, 23, 59)), local(2011, 00, 01, 00));
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assert.deepEqual(ceil(local(2011, 00, 01, 00, 00)), local(2011, 00, 01, 00));
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assert.deepEqual(ceil(local(2011, 00, 01, 00, 01)), local(2011, 00, 01, 01));
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},
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"observes start of daylight savings time": function(ceil) {
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assert.deepEqual(ceil(utc(2011, 02, 13, 08, 59)), utc(2011, 02, 13, 09));
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assert.deepEqual(ceil(utc(2011, 02, 13, 09, 00)), utc(2011, 02, 13, 09));
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assert.deepEqual(ceil(utc(2011, 02, 13, 09, 01)), utc(2011, 02, 13, 10));
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assert.deepEqual(ceil(utc(2011, 02, 13, 09, 59)), utc(2011, 02, 13, 10));
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assert.deepEqual(ceil(utc(2011, 02, 13, 10, 00)), utc(2011, 02, 13, 10));
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assert.deepEqual(ceil(utc(2011, 02, 13, 10, 01)), utc(2011, 02, 13, 11));
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},
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"observes end of daylight savings time": function(ceil) {
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assert.deepEqual(ceil(utc(2011, 10, 06, 07, 59)), utc(2011, 10, 06, 08));
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assert.deepEqual(ceil(utc(2011, 10, 06, 08, 00)), utc(2011, 10, 06, 08));
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assert.deepEqual(ceil(utc(2011, 10, 06, 08, 01)), utc(2011, 10, 06, 09));
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assert.deepEqual(ceil(utc(2011, 10, 06, 08, 59)), utc(2011, 10, 06, 09));
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assert.deepEqual(ceil(utc(2011, 10, 06, 09, 00)), utc(2011, 10, 06, 09));
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assert.deepEqual(ceil(utc(2011, 10, 06, 09, 01)), utc(2011, 10, 06, 10));
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},
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"NPT": {
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"observes 15-minute offset": tz("Asia/Kathmandu", function(ceil) {
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assert.deepEqual(ceil(local(2010, 11, 31, 23, 59, 59)), utc(2010, 11, 31, 18, 15));
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assert.deepEqual(ceil(local(2011, 00, 01, 00, 00, 00)), utc(2010, 11, 31, 18, 15));
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assert.deepEqual(ceil(local(2011, 00, 01, 00, 00, 01)), utc(2010, 11, 31, 19, 15));
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})
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},
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"IST": {
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"observes 30-minute offset": tz("Asia/Calcutta", function(ceil) {
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assert.deepEqual(ceil(local(2010, 11, 31, 23, 59, 59)), utc(2010, 11, 31, 18, 30));
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assert.deepEqual(ceil(local(2011, 00, 01, 00, 00, 00)), utc(2010, 11, 31, 18, 30));
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assert.deepEqual(ceil(local(2011, 00, 01, 00, 00, 01)), utc(2010, 11, 31, 19, 30));
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})
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}
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},
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"offset": {
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topic: function(interval) {
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return interval.offset;
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},
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"does not modify the passed-in date": function(offset) {
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var date = local(2010, 11, 31, 23, 59, 59, 999);
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offset(date, +1);
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assert.deepEqual(date, local(2010, 11, 31, 23, 59, 59, 999));
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},
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"does not round the passed-in-date": function(offset) {
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assert.deepEqual(offset(local(2010, 11, 31, 23, 59, 59, 999), +1), local(2011, 00, 01, 00, 59, 59, 999));
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assert.deepEqual(offset(local(2010, 11, 31, 23, 59, 59, 456), -2), local(2010, 11, 31, 21, 59, 59, 456));
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},
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"allows negative offsets": function(offset) {
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assert.deepEqual(offset(local(2010, 11, 31, 12), -1), local(2010, 11, 31, 11));
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assert.deepEqual(offset(local(2011, 00, 01, 01), -2), local(2010, 11, 31, 23));
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assert.deepEqual(offset(local(2011, 00, 01, 00), -1), local(2010, 11, 31, 23));
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},
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"allows positive offsets": function(offset) {
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assert.deepEqual(offset(local(2010, 11, 31, 11), +1), local(2010, 11, 31, 12));
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assert.deepEqual(offset(local(2010, 11, 31, 23), +2), local(2011, 00, 01, 01));
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assert.deepEqual(offset(local(2010, 11, 31, 23), +1), local(2011, 00, 01, 00));
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},
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"allows zero offset": function(offset) {
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assert.deepEqual(offset(local(2010, 11, 31, 23, 59, 59, 999), 0), local(2010, 11, 31, 23, 59, 59, 999));
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assert.deepEqual(offset(local(2010, 11, 31, 23, 59, 58, 000), 0), local(2010, 11, 31, 23, 59, 58, 000));
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}
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},
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"UTC": {
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topic: function(interval) {
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return interval.utc;
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},
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"defaults to floor": function(interval) {
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assert.strictEqual(interval, interval.floor);
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},
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"floor": {
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topic: function(interval) {
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return interval.floor;
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},
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"returns hours": function(floor) {
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assert.deepEqual(floor(utc(2010, 11, 31, 23, 59)), utc(2010, 11, 31, 23));
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assert.deepEqual(floor(utc(2011, 00, 01, 00, 00)), utc(2011, 00, 01, 00));
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assert.deepEqual(floor(utc(2011, 00, 01, 00, 01)), utc(2011, 00, 01, 00));
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},
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"does not observe the start of daylight savings time": function(floor) {
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assert.deepEqual(floor(utc(2011, 02, 13, 08, 59)), utc(2011, 02, 13, 08));
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assert.deepEqual(floor(utc(2011, 02, 13, 09, 00)), utc(2011, 02, 13, 09));
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assert.deepEqual(floor(utc(2011, 02, 13, 09, 01)), utc(2011, 02, 13, 09));
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assert.deepEqual(floor(utc(2011, 02, 13, 09, 59)), utc(2011, 02, 13, 09));
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assert.deepEqual(floor(utc(2011, 02, 13, 10, 00)), utc(2011, 02, 13, 10));
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assert.deepEqual(floor(utc(2011, 02, 13, 10, 01)), utc(2011, 02, 13, 10));
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},
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"does not observe the end of daylight savings time": function(floor) {
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assert.deepEqual(floor(utc(2011, 10, 06, 07, 59)), utc(2011, 10, 06, 07));
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assert.deepEqual(floor(utc(2011, 10, 06, 08, 00)), utc(2011, 10, 06, 08));
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assert.deepEqual(floor(utc(2011, 10, 06, 08, 01)), utc(2011, 10, 06, 08));
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assert.deepEqual(floor(utc(2011, 10, 06, 08, 59)), utc(2011, 10, 06, 08));
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assert.deepEqual(floor(utc(2011, 10, 06, 09, 00)), utc(2011, 10, 06, 09));
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assert.deepEqual(floor(utc(2011, 10, 06, 09, 01)), utc(2011, 10, 06, 09));
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}
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},
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"ceil": {
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topic: function(interval) {
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return interval.ceil;
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},
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"returns hours": function(ceil) {
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assert.deepEqual(ceil(utc(2010, 11, 31, 23, 59)), utc(2011, 00, 01, 00));
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assert.deepEqual(ceil(utc(2011, 00, 01, 00, 00)), utc(2011, 00, 01, 00));
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assert.deepEqual(ceil(utc(2011, 00, 01, 00, 01)), utc(2011, 00, 01, 01));
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},
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"does not observe the start of daylight savings time": function(ceil) {
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assert.deepEqual(ceil(utc(2011, 02, 13, 08, 59)), utc(2011, 02, 13, 09));
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assert.deepEqual(ceil(utc(2011, 02, 13, 09, 00)), utc(2011, 02, 13, 09));
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assert.deepEqual(ceil(utc(2011, 02, 13, 09, 01)), utc(2011, 02, 13, 10));
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assert.deepEqual(ceil(utc(2011, 02, 13, 09, 59)), utc(2011, 02, 13, 10));
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assert.deepEqual(ceil(utc(2011, 02, 13, 10, 00)), utc(2011, 02, 13, 10));
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assert.deepEqual(ceil(utc(2011, 02, 13, 10, 01)), utc(2011, 02, 13, 11));
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},
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"does not observe the end of daylight savings time": function(ceil) {
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assert.deepEqual(ceil(utc(2011, 10, 06, 07, 59)), utc(2011, 10, 06, 08));
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assert.deepEqual(ceil(utc(2011, 10, 06, 08, 00)), utc(2011, 10, 06, 08));
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assert.deepEqual(ceil(utc(2011, 10, 06, 08, 01)), utc(2011, 10, 06, 09));
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assert.deepEqual(ceil(utc(2011, 10, 06, 08, 59)), utc(2011, 10, 06, 09));
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assert.deepEqual(ceil(utc(2011, 10, 06, 09, 00)), utc(2011, 10, 06, 09));
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assert.deepEqual(ceil(utc(2011, 10, 06, 09, 01)), utc(2011, 10, 06, 10));
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}
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},
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"offset": {
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topic: function(interval) {
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return interval.offset;
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},
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"does not modify the passed-in date": function(offset) {
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var date = utc(2010, 11, 31, 23, 59, 59, 999);
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offset(date, +1);
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assert.deepEqual(date, utc(2010, 11, 31, 23, 59, 59, 999));
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},
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"does not round the passed-in-date": function(offset) {
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assert.deepEqual(offset(utc(2010, 11, 31, 23, 59, 59, 999), +1), utc(2011, 00, 01, 00, 59, 59, 999));
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assert.deepEqual(offset(utc(2010, 11, 31, 23, 59, 59, 456), -2), utc(2010, 11, 31, 21, 59, 59, 456));
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},
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"allows negative offsets": function(offset) {
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assert.deepEqual(offset(utc(2010, 11, 31, 12), -1), utc(2010, 11, 31, 11));
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assert.deepEqual(offset(utc(2011, 00, 01, 01), -2), utc(2010, 11, 31, 23));
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assert.deepEqual(offset(utc(2011, 00, 01, 00), -1), utc(2010, 11, 31, 23));
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},
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"allows positive offsets": function(offset) {
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assert.deepEqual(offset(utc(2010, 11, 31, 11), +1), utc(2010, 11, 31, 12));
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assert.deepEqual(offset(utc(2010, 11, 31, 23), +2), utc(2011, 00, 01, 01));
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assert.deepEqual(offset(utc(2010, 11, 31, 23), +1), utc(2011, 00, 01, 00));
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},
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"allows zero offset": function(offset) {
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assert.deepEqual(offset(utc(2010, 11, 31, 23, 59, 59, 999), 0), utc(2010, 11, 31, 23, 59, 59, 999));
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assert.deepEqual(offset(utc(2010, 11, 31, 23, 59, 58, 000), 0), utc(2010, 11, 31, 23, 59, 58, 000));
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}
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}
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}
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}
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});
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function local(year, month, day, hours, minutes, seconds) {
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return new Date(year, month, day, hours || 00, minutes || 00, seconds || 00);
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}
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function utc(year, month, day, hours, minutes, seconds) {
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return new Date(Date.UTC(year, month, day, hours || 00, minutes || 00, seconds || 00));
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}
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function tz(tz, scope) {
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return function() {
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var o = process.env.TZ;
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try {
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process.env.TZ = tz;
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new Date(0).toString(); // invalidate node's dst cache
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new Date().toString();
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scope.apply(this, arguments);
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} finally {
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process.env.TZ = o;
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new Date(0).toString(); // invalidate node's dst cache
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new Date().toString();
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}
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};
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}
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suite.export(module);
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