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105 lines (99 loc) · 3.22 KB
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require("../env");
require("../../d3");
require("../../d3.time");
var vows = require("vows"),
assert = require("assert");
var suite = vows.describe("d3.time.days");
suite.addBatch({
"days": {
topic: function() {
return d3.time.days;
},
"returns midnights": function(range) {
assert.deepEqual(range(local(2010, 11, 31, 12), local(2011, 0, 3, 12)), [
local(2011, 0, 1),
local(2011, 0, 2),
local(2011, 0, 3)
]);
},
"has an inclusive lower bound": function(range) {
assert.deepEqual(range(local(2010, 11, 31), local(2011, 0, 3))[0], local(2010, 11, 31));
},
"has an exclusive upper bound": function(range) {
assert.deepEqual(range(local(2010, 11, 31), local(2011, 0, 3))[2], local(2011, 0, 2));
},
"can skip days": function(range) {
assert.deepEqual(range(local(2010, 11, 29), local(2011, 0, 14), 5), [
local(2010, 11, 31),
local(2011, 0, 1),
local(2011, 0, 6),
local(2011, 0, 11)
]);
},
"observes start of daylight savings time": function(range) {
assert.deepEqual(range(local(2011, 2, 12), local(2011, 2, 16)), [
local(2011, 2, 12),
local(2011, 2, 13),
local(2011, 2, 14),
local(2011, 2, 15)
]);
},
"observes end of daylight savings time": function(range) {
assert.deepEqual(range(local(2011, 10, 5), local(2011, 10, 9)), [
local(2011, 10, 5),
local(2011, 10, 6),
local(2011, 10, 7),
local(2011, 10, 8)
]);
},
"UTC": {
topic: function(range) {
return range.utc;
},
"returns midnights": function(range) {
assert.deepEqual(range(utc(2010, 11, 31, 12), utc(2011, 0, 3, 12)), [
utc(2011, 0, 1),
utc(2011, 0, 2),
utc(2011, 0, 3)
]);
},
"has an inclusive lower bound": function(range) {
assert.deepEqual(range(utc(2010, 11, 31), utc(2011, 0, 3))[0], utc(2010, 11, 31));
},
"has an exclusive upper bound": function(range) {
assert.deepEqual(range(utc(2010, 11, 31), utc(2011, 0, 3))[2], utc(2011, 0, 2));
},
"can skip days": function(range) {
assert.deepEqual(range(utc(2010, 11, 29), utc(2011, 0, 14), 5), [
utc(2010, 11, 31),
utc(2011, 0, 1),
utc(2011, 0, 6),
utc(2011, 0, 11)
]);
},
"does not observe the start of daylight savings time": function(range) {
assert.deepEqual(range(utc(2011, 2, 12), utc(2011, 2, 16)), [
utc(2011, 2, 12),
utc(2011, 2, 13),
utc(2011, 2, 14),
utc(2011, 2, 15)
]);
},
"does not observe the end of daylight savings time": function(range) {
assert.deepEqual(range(utc(2011, 10, 5), utc(2011, 10, 9)), [
utc(2011, 10, 5),
utc(2011, 10, 6),
utc(2011, 10, 7),
utc(2011, 10, 8)
]);
}
}
}
});
function local(year, month, day, hours, minutes, seconds) {
return new Date(year, month, day, hours || 0, minutes || 0, seconds || 0);
}
function utc(year, month, day, hours, minutes, seconds) {
return new Date(Date.UTC(year, month, day, hours || 0, minutes || 0, seconds || 0));
}
suite.export(module);