Merge branch 'html_input_datetime_1'

This is almost everything needed for #162.

1 files changed, 284 insertions, 0 deletions

diff --git a/toolkit/content/tests/browser/browser_datetime_datepicker.js b/toolkit/content/tests/browser/browser_datetime_datepicker.js
new file mode 100644
index 000000000..966a74e7a
--- /dev/null
+++ b/toolkit/content/tests/browser/browser_datetime_datepicker.js
@@ -0,0 +1,284 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+"use strict";
+
+const MONTH_YEAR = ".month-year",
+      DAYS_VIEW = ".days-view",
+      BTN_PREV_MONTH = ".prev",
+      BTN_NEXT_MONTH = ".next";
+const DATE_FORMAT = new Intl.DateTimeFormat("en-US", { year: "numeric", month: "long", timeZone: "UTC" }).format;
+
+// Create a list of abbreviations for calendar class names
+const W = "weekend",
+      O = "outside",
+      S = "selection",
+      R = "out-of-range",
+      T = "today",
+      P = "off-step";
+
+// Calendar classlist for 2016-12. Used to verify the classNames are correct.
+const calendarClasslist_201612 = [
+  [W, O], [O], [O], [O], [],  [],  [W],
+  [W],    [],  [],  [],  [],  [],  [W],
+  [W],    [],  [],  [],  [S], [],  [W],
+  [W],    [],  [],  [],  [],  [],  [W],
+  [W],    [],  [],  [],  [],  [],  [W],
+  [W, O], [O], [O], [O], [O], [O], [W, O],
+];
+
+function getCalendarText() {
+  return helper.getChildren(DAYS_VIEW).map(child => child.textContent);
+}
+
+function getCalendarClassList() {
+  return helper.getChildren(DAYS_VIEW).map(child => Array.from(child.classList));
+}
+
+function mergeArrays(a, b) {
+  return a.map((classlist, index) => classlist.concat(b[index]));
+}
+
+let helper = new DateTimeTestHelper();
+
+registerCleanupFunction(() => {
+  helper.cleanup();
+});
+
+/**
+ * Test that date picker opens to today's date when input field is blank
+ */
+add_task(async function test_datepicker_today() {
+  const date = new Date();
+
+  await helper.openPicker("data:text/html, <input type='date'>");
+
+  Assert.equal(helper.getElement(MONTH_YEAR).textContent, DATE_FORMAT(date));
+
+  await helper.tearDown();
+});
+
+/**
+ * Test that date picker opens to the correct month, with calendar days
+ * displayed correctly, given a date value is set.
+ */
+add_task(async function test_datepicker_open() {
+  const inputValue = "2016-12-15";
+
+  await helper.openPicker(`data:text/html, <input type="date" value="${inputValue}">`);
+
+  Assert.equal(helper.getElement(MONTH_YEAR).textContent, DATE_FORMAT(new Date(inputValue)));
+  Assert.deepEqual(
+    getCalendarText(),
+    [
+      "27", "28", "29", "30",  "1",  "2",  "3",
+       "4",  "5",  "6",  "7",  "8",  "9", "10",
+      "11", "12", "13", "14", "15", "16", "17",
+      "18", "19", "20", "21", "22", "23", "24",
+      "25", "26", "27", "28", "29", "30", "31",
+       "1",  "2",  "3",  "4",  "5",  "6",  "7",
+    ],
+    "2016-12",
+  );
+  Assert.deepEqual(
+    getCalendarClassList(),
+    calendarClasslist_201612,
+    "2016-12 classNames"
+  );
+
+  await helper.tearDown();
+});
+
+/**
+ * When the prev month button is clicked, calendar should display the dates for
+ * the previous month.
+ */
+add_task(async function test_datepicker_prev_month_btn() {
+  const inputValue = "2016-12-15";
+  const prevMonth = "2016-11-01";
+
+  await helper.openPicker(`data:text/html, <input type="date" value="${inputValue}">`);
+  helper.click(helper.getElement(BTN_PREV_MONTH));
+
+  Assert.equal(helper.getElement(MONTH_YEAR).textContent, DATE_FORMAT(new Date(prevMonth)));
+  Assert.deepEqual(
+    getCalendarText(),
+    [
+      "30", "31",  "1",  "2",  "3",  "4",  "5",
+       "6",  "7",  "8",  "9", "10", "11", "12",
+      "13", "14", "15", "16", "17", "18", "19",
+      "20", "21", "22", "23", "24", "25", "26",
+      "27", "28", "29", "30",  "1",  "2",  "3",
+       "4",  "5",  "6",  "7",  "8",  "9", "10",
+    ],
+    "2016-11",
+  );
+
+  await helper.tearDown();
+});
+
+/**
+ * When the next month button is clicked, calendar should display the dates for
+ * the next month.
+ */
+add_task(async function test_datepicker_next_month_btn() {
+  const inputValue = "2016-12-15";
+  const nextMonth = "2017-01-01";
+
+  await helper.openPicker(`data:text/html, <input type="date" value="${inputValue}">`);
+  helper.click(helper.getElement(BTN_NEXT_MONTH));
+
+  Assert.equal(helper.getElement(MONTH_YEAR).textContent, DATE_FORMAT(new Date(nextMonth)));
+  Assert.deepEqual(
+    getCalendarText(),
+    [
+      "25", "26", "27", "28", "29", "30", "31",
+       "1",  "2",  "3",  "4",  "5",  "6",  "7",
+       "8",  "9", "10", "11", "12", "13", "14",
+      "15", "16", "17", "18", "19", "20", "21",
+      "22", "23", "24", "25", "26", "27", "28",
+      "29", "30", "31",  "1",  "2",  "3",  "4",
+    ],
+    "2017-01",
+  );
+
+  await helper.tearDown();
+});
+
+/**
+ * When a date on the calendar is clicked, date picker should close and set
+ * value to the input box.
+ */
+add_task(async function test_datepicker_clicked() {
+  const inputValue = "2016-12-15";
+  const firstDayOnCalendar = "2016-11-27";
+
+  await helper.openPicker(`data:text/html, <input type="date" value="${inputValue}">`);
+  // Click the first item (top-left corner) of the calendar
+  helper.click(helper.getElement(DAYS_VIEW).children[0]);
+  await ContentTask.spawn(helper.tab.linkedBrowser, {}, async function() {
+    let inputEl = content.document.querySelector("input");
+    await ContentTaskUtils.waitForEvent(inputEl, "input");
+  });
+
+  Assert.equal(content.document.querySelector("input").value, firstDayOnCalendar);
+
+  await helper.tearDown();
+});
+
+/**
+ * Make sure picker is in correct state when it is reopened.
+ */
+add_task(async function test_datepicker_reopen_state() {
+  const inputValue = "2016-12-15";
+  const nextMonth = "2017-01-01";
+
+  await helper.openPicker(`data:text/html, <input type="date" value="${inputValue}">`);
+  // Navigate to the next month but does not commit the change
+  Assert.equal(helper.getElement(MONTH_YEAR).textContent, DATE_FORMAT(new Date(inputValue)));
+  helper.click(helper.getElement(BTN_NEXT_MONTH));
+  Assert.equal(helper.getElement(MONTH_YEAR).textContent, DATE_FORMAT(new Date(nextMonth)));
+  EventUtils.synthesizeKey("VK_ESCAPE", {}, window);
+
+  // Ensures the picker opens to the month of the input value
+  await BrowserTestUtils.synthesizeMouseAtCenter("input", {}, gBrowser.selectedBrowser);
+  await helper.waitForPickerReady();
+  Assert.equal(helper.getElement(MONTH_YEAR).textContent, DATE_FORMAT(new Date(inputValue)));
+
+  await helper.tearDown();
+});
+
+/**
+ * When min and max attributes are set, calendar should show some dates as
+ * out-of-range.
+ */
+add_task(async function test_datepicker_min_max() {
+  const inputValue = "2016-12-15";
+  const inputMin = "2016-12-05";
+  const inputMax = "2016-12-25";
+
+  await helper.openPicker(`data:text/html, <input type="date" value="${inputValue}" min="${inputMin}" max="${inputMax}">`);
+
+  Assert.deepEqual(
+    getCalendarClassList(),
+    mergeArrays(calendarClasslist_201612, [
+      // R denotes out-of-range
+      [R], [R], [R], [R], [R], [R], [R],
+      [R], [],  [],  [],  [],  [],  [],
+      [],  [],  [],  [],  [],  [],  [],
+      [],  [],  [],  [],  [],  [],  [],
+      [],  [R], [R], [R], [R], [R], [R],
+      [R], [R], [R], [R], [R], [R], [R],
+    ]),
+    "2016-12 with min & max",
+  );
+
+  await helper.tearDown();
+});
+
+/**
+ * When step attribute is set, calendar should show some dates as off-step.
+ */
+add_task(async function test_datepicker_step() {
+  const inputValue = "2016-12-15";
+  const inputStep = "5";
+
+  await helper.openPicker(`data:text/html, <input type="date" value="${inputValue}" step="${inputStep}">`);
+
+  Assert.deepEqual(
+    getCalendarClassList(),
+    mergeArrays(calendarClasslist_201612, [
+      // P denotes off-step
+      [P], [P], [P], [],  [P], [P], [P],
+      [P], [],  [P], [P], [P], [P], [],
+      [P], [P], [P], [P], [],  [P], [P],
+      [P], [P], [],  [P], [P], [P], [P],
+      [],  [P], [P], [P], [P], [],  [P],
+      [P], [P], [P], [],  [P], [P], [P],
+    ]),
+    "2016-12 with step",
+  );
+
+  await helper.tearDown();
+});
+
+add_task(async function test_datepicker_abs_min() {
+  const inputValue = "0001-01-01";
+  await helper.openPicker(`data:text/html, <input type="date" value="${inputValue}">`);
+
+  Assert.deepEqual(
+    getCalendarText(),
+    [
+      "",   "1",  "2",  "3",  "4",  "5",  "6",
+      "7",  "8",  "9",  "10", "11", "12", "13",
+      "14", "15", "16", "17", "18", "19", "20",
+      "21", "22", "23", "24", "25", "26", "27",
+      "28", "29", "30", "31", "1",  "2",  "3",
+      "4",  "5",  "6",  "7",  "8",  "9",  "10",
+    ],
+    "0001-01",
+  );
+
+  await helper.tearDown();
+});
+
+add_task(async function test_datepicker_abs_max() {
+  const inputValue = "275760-09-13";
+  await helper.openPicker(`data:text/html, <input type="date" value="${inputValue}">`);
+
+  Assert.deepEqual(
+    getCalendarText(),
+    [
+      "31", "1", "2", "3",  "4",  "5",  "6",
+      "7",  "8", "9", "10", "11", "12", "13",
+      "",   "",  "",  "",   "",   "",   "",
+      "",   "",  "",  "",   "",   "",   "",
+      "",   "",  "",  "",   "",   "",   "",
+      "",   "",  "",  "",   "",   "",   "",
+    ],
+    "275760-09",
+  );
+
+  await helper.tearDown();
+});