/
weeks-test.js
95 lines (92 loc) · 2.98 KB
/
weeks-test.js
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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.weeks");
suite.addBatch({
"weeks": {
topic: load("time/week").expression("d3.time.weeks"),
"returns sundays": function(range) {
assert.deepEqual(range(local(2010, 11, 21), local(2011, 0, 12)), [
local(2010, 11, 26),
local(2011, 0, 2),
local(2011, 0, 9)
]);
},
"has an inclusive lower bound": function(range) {
assert.deepEqual(range(local(2010, 11, 21), local(2011, 0, 12))[0], local(2010, 11, 26));
},
"has an exclusive upper bound": function(range) {
assert.deepEqual(range(local(2010, 11, 21), local(2011, 0, 12))[2], local(2011, 0, 9));
},
"can skip weeks": function(range) {
assert.deepEqual(range(local(2011, 0, 1), local(2011, 3, 1), 4), [
local(2011, 0, 2),
local(2011, 0, 30),
local(2011, 1, 27),
local(2011, 2, 27)
]);
},
"observes start of daylight savings time": function(range) {
assert.deepEqual(range(local(2011, 2, 1), local(2011, 2, 28)), [
local(2011, 2, 6),
local(2011, 2, 13),
local(2011, 2, 20),
local(2011, 2, 27)
]);
},
"observes end of daylight savings time": function(range) {
assert.deepEqual(range(local(2011, 10, 1), local(2011, 10, 30)), [
local(2011, 10, 6),
local(2011, 10, 13),
local(2011, 10, 20),
local(2011, 10, 27)
]);
},
"UTC": {
topic: function(range) {
return range.utc;
},
"returns sundays": function(range) {
assert.deepEqual(range(utc(2010, 11, 21), utc(2011, 0, 12)), [
utc(2010, 11, 26),
utc(2011, 0, 2),
utc(2011, 0, 9)
]);
},
"has an inclusive lower bound": function(range) {
assert.deepEqual(range(utc(2010, 11, 21), utc(2011, 0, 12))[0], utc(2010, 11, 26));
},
"has an exclusive upper bound": function(range) {
assert.deepEqual(range(utc(2010, 11, 21), utc(2011, 0, 12))[2], utc(2011, 0, 9));
},
"can skip weeks": function(range) {
assert.deepEqual(range(utc(2011, 0, 1), utc(2011, 3, 1), 4), [
utc(2011, 0, 2),
utc(2011, 0, 30),
utc(2011, 1, 27),
utc(2011, 2, 27)
]);
},
"does not observe the start of daylight savings time": function(range) {
assert.deepEqual(range(utc(2011, 2, 1), utc(2011, 2, 28)), [
utc(2011, 2, 6),
utc(2011, 2, 13),
utc(2011, 2, 20),
utc(2011, 2, 27)
]);
},
"does not observe the end of daylight savings time": function(range) {
assert.deepEqual(range(utc(2011, 10, 1), utc(2011, 10, 30)), [
utc(2011, 10, 6),
utc(2011, 10, 13),
utc(2011, 10, 20),
utc(2011, 10, 27)
]);
}
}
}
});
suite.export(module);