3
var vows = require("vows"),
4
assert = require("assert"),
5
time = require("./time"),
9
var suite = vows.describe("d3.time.hours");
16
"returns hours": function(range) {
17
assert.deepEqual(range(local(2010, 11, 31, 12, 30), local(2010, 11, 31, 15, 30)), [
18
local(2010, 11, 31, 13),
19
local(2010, 11, 31, 14),
20
local(2010, 11, 31, 15)
23
"has an inclusive lower bound": function(range) {
24
assert.deepEqual(range(local(2010, 11, 31, 23), local(2011, 0, 1, 2))[0], local(2010, 11, 31, 23));
26
"has an exclusive upper bound": function(range) {
27
assert.deepEqual(range(local(2010, 11, 31, 23), local(2011, 0, 1, 2))[2], local(2011, 0, 1, 1));
29
"can skip hours": function(range) {
30
assert.deepEqual(range(local(2011, 1, 1, 1), local(2011, 1, 1, 13), 3), [
37
"observes start of daylight savings time": function(range) {
38
assert.deepEqual(range(local(2011, 2, 13, 1), local(2011, 2, 13, 5)), [
44
"observes end of daylight savings time": function(range) {
45
assert.deepEqual(range(local(2011, 10, 6, 0), local(2011, 10, 6, 2)), [
52
"observes 15-minute offset": tz("Asia/Kathmandu", function(range) {
53
assert.deepEqual(range(local(2011, 10, 7, 0), local(2011, 10, 7, 3)), [
54
utc(2011, 10, 6, 18, 15),
55
utc(2011, 10, 6, 19, 15),
56
utc(2011, 10, 6, 20, 15)
61
"observes 30-minute offset": tz("Asia/Calcutta", function(range) {
62
assert.deepEqual(range(local(2011, 10, 7, 0), local(2011, 10, 7, 3)), [
63
utc(2011, 10, 6, 18, 30),
64
utc(2011, 10, 6, 19, 30),
65
utc(2011, 10, 6, 20, 30)
70
topic: function(range) {
73
"returns hours": function(range) {
74
assert.deepEqual(range(utc(2010, 11, 31, 12, 30), utc(2010, 11, 31, 15, 30)), [
75
utc(2010, 11, 31, 13),
76
utc(2010, 11, 31, 14),
80
"has an inclusive lower bound": function(range) {
81
assert.deepEqual(range(utc(2010, 11, 31, 23), utc(2011, 0, 1, 2))[0], utc(2010, 11, 31, 23));
83
"has an exclusive upper bound": function(range) {
84
assert.deepEqual(range(utc(2010, 11, 31, 23), utc(2011, 0, 1, 2))[2], utc(2011, 0, 1, 1));
86
"can skip hours": function(range) {
87
assert.deepEqual(range(utc(2011, 1, 1, 1), utc(2011, 1, 1, 13), 3), [
94
"observes start of daylight savings time": function(range) {
95
assert.deepEqual(range(utc(2011, 2, 13, 9), utc(2011, 2, 13, 12)), [
101
"observes end of daylight savings time": function(range) {
102
assert.deepEqual(range(utc(2011, 10, 6, 7), utc(2011, 10, 6, 10)), [
112
function tz(tz, scope) {
114
var o = process.env.TZ;
117
new Date(0).toString(); // invalidate node's dst cache
118
new Date().toString();
119
scope.apply(this, arguments);
122
new Date(0).toString(); // invalidate node's dst cache
123
new Date().toString();
128
suite.export(module);