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.seconds”);

suite.addBatch({

"seconds": {
  topic: load("time/second").expression("d3.time.seconds"),
  "returns seconds": function(range) {
    assert.deepEqual(range(local(2010, 11, 31, 23, 59, 59), local(2011, 0, 1, 0, 0, 2)), [
      local(2010, 11, 31, 23, 59, 59),
      local(2011, 0, 1, 0, 0, 0),
      local(2011, 0, 1, 0, 0, 1)
    ]);
  },
  "has an inclusive lower bound": function(range) {
    assert.deepEqual(range(local(2010, 11, 31, 23, 59, 59), local(2011, 0, 1, 0, 0, 2))[0], local(2010, 11, 31, 23, 59, 59));
  },
  "has an exclusive upper bound": function(range) {
    assert.deepEqual(range(local(2010, 11, 31, 23, 59, 59), local(2011, 0, 1, 0, 0, 2))[2], local(2011, 0, 1, 0, 0, 1));
  },
  "can skip seconds": function(range) {
    assert.deepEqual(range(local(2011, 1, 1, 12, 0, 7), local(2011, 1, 1, 12, 1, 7), 15), [
      local(2011, 1, 1, 12, 0, 15),
      local(2011, 1, 1, 12, 0, 30),
      local(2011, 1, 1, 12, 0, 45),
      local(2011, 1, 1, 12, 1, 0)
    ]);
  },
  "observes start of daylight savings time": function(range) {
    assert.deepEqual(range(utc(2011, 2, 13, 9, 59, 59), utc(2011, 2, 13, 10, 0, 2)), [
      utc(2011, 2, 13, 9, 59, 59),
      utc(2011, 2, 13, 10, 0, 0),
      utc(2011, 2, 13, 10, 0, 1)
    ]);
  },
  "observes end of daylight savings time": function(range) {
    assert.deepEqual(range(utc(2011, 10, 6, 8, 59, 59), utc(2011, 10, 6, 9, 0, 2)), [
      utc(2011, 10, 6, 8, 59, 59),
      utc(2011, 10, 6, 9, 0, 0),
      utc(2011, 10, 6, 9, 0, 1)
    ]);
  },
  "UTC": {
    topic: function(range) {
      return range.utc;
    },
    "returns seconds": function(range) {
      assert.deepEqual(range(utc(2010, 11, 31, 23, 59, 59), utc(2011, 0, 1, 0, 0, 2)), [
        utc(2010, 11, 31, 23, 59, 59),
        utc(2011, 0, 1, 0, 0, 0),
        utc(2011, 0, 1, 0, 0, 1)
      ]);
    },
    "has an inclusive lower bound": function(range) {
      assert.deepEqual(range(utc(2010, 11, 31, 23, 59, 59), utc(2011, 0, 1, 0, 0, 2))[0], utc(2010, 11, 31, 23, 59, 59));
    },
    "has an exclusive upper bound": function(range) {
      assert.deepEqual(range(utc(2010, 11, 31, 23, 59, 59), utc(2011, 0, 1, 0, 0, 2))[2], utc(2011, 0, 1, 0, 0, 1));
    },
    "can skip seconds": function(range) {
      assert.deepEqual(range(utc(2011, 1, 1, 12, 0, 7), utc(2011, 1, 1, 12, 1, 7), 15), [
        utc(2011, 1, 1, 12, 0, 15),
        utc(2011, 1, 1, 12, 0, 30),
        utc(2011, 1, 1, 12, 0, 45),
        utc(2011, 1, 1, 12, 1, 0)
      ]);
    },
    "does not observe the start of daylight savings time": function(range) {
      assert.deepEqual(range(utc(2011, 2, 13, 9, 59, 59), utc(2011, 2, 13, 10, 0, 2)), [
        utc(2011, 2, 13, 9, 59, 59),
        utc(2011, 2, 13, 10, 0, 0),
        utc(2011, 2, 13, 10, 0, 1)
      ]);
    },
    "does not observe the end of daylight savings time": function(range) {
      assert.deepEqual(range(utc(2011, 10, 6, 8, 59, 59), utc(2011, 10, 6, 9, 0, 2)), [
        utc(2011, 10, 6, 8, 59, 59),
        utc(2011, 10, 6, 9, 0, 0),
        utc(2011, 10, 6, 9, 0, 1)
      ]);
    }
  }
}

});

suite.export(module);