diff --git a/.tooling/tests/screenshots/Date-Picker---Disabled-Behaviour/darwin/Mobile-Chrome/date-picker-initial.png b/.tooling/tests/screenshots/Date-Picker---Disabled-Behaviour/darwin/Mobile-Chrome/date-picker-initial.png
new file mode 100644
index 00000000..cdcf2314
Binary files /dev/null and b/.tooling/tests/screenshots/Date-Picker---Disabled-Behaviour/darwin/Mobile-Chrome/date-picker-initial.png differ
diff --git a/.tooling/tests/screenshots/Date-Picker---Disabled-Behaviour/darwin/Mobile-Safari/date-picker-initial.png b/.tooling/tests/screenshots/Date-Picker---Disabled-Behaviour/darwin/Mobile-Safari/date-picker-initial.png
new file mode 100644
index 00000000..4e0d53d8
Binary files /dev/null and b/.tooling/tests/screenshots/Date-Picker---Disabled-Behaviour/darwin/Mobile-Safari/date-picker-initial.png differ
diff --git a/.tooling/tests/screenshots/Date-Picker---Disabled-Behaviour/darwin/chromium/date-picker-initial.png b/.tooling/tests/screenshots/Date-Picker---Disabled-Behaviour/darwin/chromium/date-picker-initial.png
new file mode 100644
index 00000000..c88f1805
Binary files /dev/null and b/.tooling/tests/screenshots/Date-Picker---Disabled-Behaviour/darwin/chromium/date-picker-initial.png differ
diff --git a/.tooling/tests/screenshots/Date-Picker---Disabled-Behaviour/darwin/firefox/date-picker-initial.png b/.tooling/tests/screenshots/Date-Picker---Disabled-Behaviour/darwin/firefox/date-picker-initial.png
new file mode 100644
index 00000000..a6113e28
Binary files /dev/null and b/.tooling/tests/screenshots/Date-Picker---Disabled-Behaviour/darwin/firefox/date-picker-initial.png differ
diff --git a/.tooling/tests/screenshots/Date-Picker---Disabled-Behaviour/darwin/webkit/date-picker-initial.png b/.tooling/tests/screenshots/Date-Picker---Disabled-Behaviour/darwin/webkit/date-picker-initial.png
new file mode 100644
index 00000000..4e0d53d8
Binary files /dev/null and b/.tooling/tests/screenshots/Date-Picker---Disabled-Behaviour/darwin/webkit/date-picker-initial.png differ
diff --git a/.tooling/tests/screenshots/Date-Picker---Locale-Behaviour/darwin/Mobile-Chrome/date-picker-initial.png b/.tooling/tests/screenshots/Date-Picker---Locale-Behaviour/darwin/Mobile-Chrome/date-picker-initial.png
new file mode 100644
index 00000000..787da395
Binary files /dev/null and b/.tooling/tests/screenshots/Date-Picker---Locale-Behaviour/darwin/Mobile-Chrome/date-picker-initial.png differ
diff --git a/.tooling/tests/screenshots/Date-Picker---Locale-Behaviour/darwin/Mobile-Safari/date-picker-initial.png b/.tooling/tests/screenshots/Date-Picker---Locale-Behaviour/darwin/Mobile-Safari/date-picker-initial.png
new file mode 100644
index 00000000..7247497a
Binary files /dev/null and b/.tooling/tests/screenshots/Date-Picker---Locale-Behaviour/darwin/Mobile-Safari/date-picker-initial.png differ
diff --git a/.tooling/tests/screenshots/Date-Picker---Locale-Behaviour/darwin/chromium/date-picker-initial.png b/.tooling/tests/screenshots/Date-Picker---Locale-Behaviour/darwin/chromium/date-picker-initial.png
new file mode 100644
index 00000000..3664b59e
Binary files /dev/null and b/.tooling/tests/screenshots/Date-Picker---Locale-Behaviour/darwin/chromium/date-picker-initial.png differ
diff --git a/.tooling/tests/screenshots/Date-Picker---Locale-Behaviour/darwin/firefox/date-picker-initial.png b/.tooling/tests/screenshots/Date-Picker---Locale-Behaviour/darwin/firefox/date-picker-initial.png
new file mode 100644
index 00000000..ced1b6dc
Binary files /dev/null and b/.tooling/tests/screenshots/Date-Picker---Locale-Behaviour/darwin/firefox/date-picker-initial.png differ
diff --git a/.tooling/tests/screenshots/Date-Picker---Locale-Behaviour/darwin/webkit/date-picker-initial.png b/.tooling/tests/screenshots/Date-Picker---Locale-Behaviour/darwin/webkit/date-picker-initial.png
new file mode 100644
index 00000000..cba17882
Binary files /dev/null and b/.tooling/tests/screenshots/Date-Picker---Locale-Behaviour/darwin/webkit/date-picker-initial.png differ
diff --git a/.tooling/tests/screenshots/Date-Picker---Max-Date-Behaviour/darwin/Mobile-Chrome/date-picker-initial.png b/.tooling/tests/screenshots/Date-Picker---Max-Date-Behaviour/darwin/Mobile-Chrome/date-picker-initial.png
new file mode 100644
index 00000000..1eb7a645
Binary files /dev/null and b/.tooling/tests/screenshots/Date-Picker---Max-Date-Behaviour/darwin/Mobile-Chrome/date-picker-initial.png differ
diff --git a/.tooling/tests/screenshots/Date-Picker---Max-Date-Behaviour/darwin/Mobile-Safari/date-picker-initial.png b/.tooling/tests/screenshots/Date-Picker---Max-Date-Behaviour/darwin/Mobile-Safari/date-picker-initial.png
new file mode 100644
index 00000000..a666c3bf
Binary files /dev/null and b/.tooling/tests/screenshots/Date-Picker---Max-Date-Behaviour/darwin/Mobile-Safari/date-picker-initial.png differ
diff --git a/.tooling/tests/screenshots/Date-Picker---Max-Date-Behaviour/darwin/chromium/date-picker-initial.png b/.tooling/tests/screenshots/Date-Picker---Max-Date-Behaviour/darwin/chromium/date-picker-initial.png
new file mode 100644
index 00000000..f6c961fc
Binary files /dev/null and b/.tooling/tests/screenshots/Date-Picker---Max-Date-Behaviour/darwin/chromium/date-picker-initial.png differ
diff --git a/.tooling/tests/screenshots/Date-Picker---Max-Date-Behaviour/darwin/firefox/date-picker-initial.png b/.tooling/tests/screenshots/Date-Picker---Max-Date-Behaviour/darwin/firefox/date-picker-initial.png
new file mode 100644
index 00000000..fbbebf7e
Binary files /dev/null and b/.tooling/tests/screenshots/Date-Picker---Max-Date-Behaviour/darwin/firefox/date-picker-initial.png differ
diff --git a/.tooling/tests/screenshots/Date-Picker---Max-Date-Behaviour/darwin/webkit/date-picker-initial.png b/.tooling/tests/screenshots/Date-Picker---Max-Date-Behaviour/darwin/webkit/date-picker-initial.png
new file mode 100644
index 00000000..a666c3bf
Binary files /dev/null and b/.tooling/tests/screenshots/Date-Picker---Max-Date-Behaviour/darwin/webkit/date-picker-initial.png differ
diff --git a/.tooling/tests/screenshots/Date-Picker---Min-Date-Behaviour/darwin/Mobile-Chrome/date-picker-initial.png b/.tooling/tests/screenshots/Date-Picker---Min-Date-Behaviour/darwin/Mobile-Chrome/date-picker-initial.png
new file mode 100644
index 00000000..81c87445
Binary files /dev/null and b/.tooling/tests/screenshots/Date-Picker---Min-Date-Behaviour/darwin/Mobile-Chrome/date-picker-initial.png differ
diff --git a/.tooling/tests/screenshots/Date-Picker---Min-Date-Behaviour/darwin/Mobile-Safari/date-picker-initial.png b/.tooling/tests/screenshots/Date-Picker---Min-Date-Behaviour/darwin/Mobile-Safari/date-picker-initial.png
new file mode 100644
index 00000000..93356602
Binary files /dev/null and b/.tooling/tests/screenshots/Date-Picker---Min-Date-Behaviour/darwin/Mobile-Safari/date-picker-initial.png differ
diff --git a/.tooling/tests/screenshots/Date-Picker---Min-Date-Behaviour/darwin/chromium/date-picker-initial.png b/.tooling/tests/screenshots/Date-Picker---Min-Date-Behaviour/darwin/chromium/date-picker-initial.png
new file mode 100644
index 00000000..757656dc
Binary files /dev/null and b/.tooling/tests/screenshots/Date-Picker---Min-Date-Behaviour/darwin/chromium/date-picker-initial.png differ
diff --git a/.tooling/tests/screenshots/Date-Picker---Min-Date-Behaviour/darwin/firefox/date-picker-initial.png b/.tooling/tests/screenshots/Date-Picker---Min-Date-Behaviour/darwin/firefox/date-picker-initial.png
new file mode 100644
index 00000000..a11de61e
Binary files /dev/null and b/.tooling/tests/screenshots/Date-Picker---Min-Date-Behaviour/darwin/firefox/date-picker-initial.png differ
diff --git a/.tooling/tests/screenshots/Date-Picker---Min-Date-Behaviour/darwin/webkit/date-picker-initial.png b/.tooling/tests/screenshots/Date-Picker---Min-Date-Behaviour/darwin/webkit/date-picker-initial.png
new file mode 100644
index 00000000..93356602
Binary files /dev/null and b/.tooling/tests/screenshots/Date-Picker---Min-Date-Behaviour/darwin/webkit/date-picker-initial.png differ
diff --git a/.tooling/tests/screenshots/Date-Picker---Value-Behaviour/darwin/Mobile-Chrome/date-picker-initial.png b/.tooling/tests/screenshots/Date-Picker---Value-Behaviour/darwin/Mobile-Chrome/date-picker-initial.png
new file mode 100644
index 00000000..7d77e77f
Binary files /dev/null and b/.tooling/tests/screenshots/Date-Picker---Value-Behaviour/darwin/Mobile-Chrome/date-picker-initial.png differ
diff --git a/.tooling/tests/screenshots/Date-Picker---Value-Behaviour/darwin/Mobile-Safari/date-picker-initial.png b/.tooling/tests/screenshots/Date-Picker---Value-Behaviour/darwin/Mobile-Safari/date-picker-initial.png
new file mode 100644
index 00000000..fb08cda0
Binary files /dev/null and b/.tooling/tests/screenshots/Date-Picker---Value-Behaviour/darwin/Mobile-Safari/date-picker-initial.png differ
diff --git a/.tooling/tests/screenshots/Date-Picker---Value-Behaviour/darwin/chromium/date-picker-initial.png b/.tooling/tests/screenshots/Date-Picker---Value-Behaviour/darwin/chromium/date-picker-initial.png
new file mode 100644
index 00000000..c1c483ea
Binary files /dev/null and b/.tooling/tests/screenshots/Date-Picker---Value-Behaviour/darwin/chromium/date-picker-initial.png differ
diff --git a/.tooling/tests/screenshots/Date-Picker---Value-Behaviour/darwin/firefox/date-picker-initial.png b/.tooling/tests/screenshots/Date-Picker---Value-Behaviour/darwin/firefox/date-picker-initial.png
new file mode 100644
index 00000000..95572e50
Binary files /dev/null and b/.tooling/tests/screenshots/Date-Picker---Value-Behaviour/darwin/firefox/date-picker-initial.png differ
diff --git a/.tooling/tests/screenshots/Date-Picker---Value-Behaviour/darwin/webkit/date-picker-initial.png b/.tooling/tests/screenshots/Date-Picker---Value-Behaviour/darwin/webkit/date-picker-initial.png
new file mode 100644
index 00000000..fb08cda0
Binary files /dev/null and b/.tooling/tests/screenshots/Date-Picker---Value-Behaviour/darwin/webkit/date-picker-initial.png differ
diff --git a/.tooling/tests/screenshots/Date-Picker---Visual-and-Behaviour/darwin/Mobile-Chrome/date-picker-after.png b/.tooling/tests/screenshots/Date-Picker---Visual-and-Behaviour/darwin/Mobile-Chrome/date-picker-after.png
new file mode 100644
index 00000000..ec69159d
Binary files /dev/null and b/.tooling/tests/screenshots/Date-Picker---Visual-and-Behaviour/darwin/Mobile-Chrome/date-picker-after.png differ
diff --git a/.tooling/tests/screenshots/Date-Picker---Visual-and-Behaviour/darwin/Mobile-Chrome/date-picker-calendar-days.png b/.tooling/tests/screenshots/Date-Picker---Visual-and-Behaviour/darwin/Mobile-Chrome/date-picker-calendar-days.png
new file mode 100644
index 00000000..d63bfd0b
Binary files /dev/null and b/.tooling/tests/screenshots/Date-Picker---Visual-and-Behaviour/darwin/Mobile-Chrome/date-picker-calendar-days.png differ
diff --git a/.tooling/tests/screenshots/Date-Picker---Visual-and-Behaviour/darwin/Mobile-Chrome/date-picker-calendar-months.png b/.tooling/tests/screenshots/Date-Picker---Visual-and-Behaviour/darwin/Mobile-Chrome/date-picker-calendar-months.png
new file mode 100644
index 00000000..6aaa039e
Binary files /dev/null and b/.tooling/tests/screenshots/Date-Picker---Visual-and-Behaviour/darwin/Mobile-Chrome/date-picker-calendar-months.png differ
diff --git a/.tooling/tests/screenshots/Date-Picker---Visual-and-Behaviour/darwin/Mobile-Chrome/date-picker-calendar-open.png b/.tooling/tests/screenshots/Date-Picker---Visual-and-Behaviour/darwin/Mobile-Chrome/date-picker-calendar-open.png
new file mode 100644
index 00000000..5fea7718
Binary files /dev/null and b/.tooling/tests/screenshots/Date-Picker---Visual-and-Behaviour/darwin/Mobile-Chrome/date-picker-calendar-open.png differ
diff --git a/.tooling/tests/screenshots/Date-Picker---Visual-and-Behaviour/darwin/Mobile-Chrome/date-picker-calendar-years.png b/.tooling/tests/screenshots/Date-Picker---Visual-and-Behaviour/darwin/Mobile-Chrome/date-picker-calendar-years.png
new file mode 100644
index 00000000..ed2a6160
Binary files /dev/null and b/.tooling/tests/screenshots/Date-Picker---Visual-and-Behaviour/darwin/Mobile-Chrome/date-picker-calendar-years.png differ
diff --git a/.tooling/tests/screenshots/Date-Picker---Visual-and-Behaviour/darwin/Mobile-Chrome/date-picker-initial.png b/.tooling/tests/screenshots/Date-Picker---Visual-and-Behaviour/darwin/Mobile-Chrome/date-picker-initial.png
new file mode 100644
index 00000000..94514904
Binary files /dev/null and b/.tooling/tests/screenshots/Date-Picker---Visual-and-Behaviour/darwin/Mobile-Chrome/date-picker-initial.png differ
diff --git a/.tooling/tests/screenshots/Date-Picker---Visual-and-Behaviour/darwin/Mobile-Chrome/date-picker-open.png b/.tooling/tests/screenshots/Date-Picker---Visual-and-Behaviour/darwin/Mobile-Chrome/date-picker-open.png
new file mode 100644
index 00000000..ae1dd50c
Binary files /dev/null and b/.tooling/tests/screenshots/Date-Picker---Visual-and-Behaviour/darwin/Mobile-Chrome/date-picker-open.png differ
diff --git a/.tooling/tests/screenshots/Date-Picker---Visual-and-Behaviour/darwin/Mobile-Safari/date-picker-after.png b/.tooling/tests/screenshots/Date-Picker---Visual-and-Behaviour/darwin/Mobile-Safari/date-picker-after.png
new file mode 100644
index 00000000..37553aae
Binary files /dev/null and b/.tooling/tests/screenshots/Date-Picker---Visual-and-Behaviour/darwin/Mobile-Safari/date-picker-after.png differ
diff --git a/.tooling/tests/screenshots/Date-Picker---Visual-and-Behaviour/darwin/Mobile-Safari/date-picker-calendar-days.png b/.tooling/tests/screenshots/Date-Picker---Visual-and-Behaviour/darwin/Mobile-Safari/date-picker-calendar-days.png
new file mode 100644
index 00000000..6f8cb7bc
Binary files /dev/null and b/.tooling/tests/screenshots/Date-Picker---Visual-and-Behaviour/darwin/Mobile-Safari/date-picker-calendar-days.png differ
diff --git a/.tooling/tests/screenshots/Date-Picker---Visual-and-Behaviour/darwin/Mobile-Safari/date-picker-calendar-months.png b/.tooling/tests/screenshots/Date-Picker---Visual-and-Behaviour/darwin/Mobile-Safari/date-picker-calendar-months.png
new file mode 100644
index 00000000..86982c6e
Binary files /dev/null and b/.tooling/tests/screenshots/Date-Picker---Visual-and-Behaviour/darwin/Mobile-Safari/date-picker-calendar-months.png differ
diff --git a/.tooling/tests/screenshots/Date-Picker---Visual-and-Behaviour/darwin/Mobile-Safari/date-picker-calendar-open.png b/.tooling/tests/screenshots/Date-Picker---Visual-and-Behaviour/darwin/Mobile-Safari/date-picker-calendar-open.png
new file mode 100644
index 00000000..a14ca038
Binary files /dev/null and b/.tooling/tests/screenshots/Date-Picker---Visual-and-Behaviour/darwin/Mobile-Safari/date-picker-calendar-open.png differ
diff --git a/.tooling/tests/screenshots/Date-Picker---Visual-and-Behaviour/darwin/Mobile-Safari/date-picker-calendar-years.png b/.tooling/tests/screenshots/Date-Picker---Visual-and-Behaviour/darwin/Mobile-Safari/date-picker-calendar-years.png
new file mode 100644
index 00000000..60a41fcb
Binary files /dev/null and b/.tooling/tests/screenshots/Date-Picker---Visual-and-Behaviour/darwin/Mobile-Safari/date-picker-calendar-years.png differ
diff --git a/.tooling/tests/screenshots/Date-Picker---Visual-and-Behaviour/darwin/Mobile-Safari/date-picker-initial.png b/.tooling/tests/screenshots/Date-Picker---Visual-and-Behaviour/darwin/Mobile-Safari/date-picker-initial.png
new file mode 100644
index 00000000..cb7912d7
Binary files /dev/null and b/.tooling/tests/screenshots/Date-Picker---Visual-and-Behaviour/darwin/Mobile-Safari/date-picker-initial.png differ
diff --git a/.tooling/tests/screenshots/Date-Picker---Visual-and-Behaviour/darwin/Mobile-Safari/date-picker-open.png b/.tooling/tests/screenshots/Date-Picker---Visual-and-Behaviour/darwin/Mobile-Safari/date-picker-open.png
new file mode 100644
index 00000000..2c538c5c
Binary files /dev/null and b/.tooling/tests/screenshots/Date-Picker---Visual-and-Behaviour/darwin/Mobile-Safari/date-picker-open.png differ
diff --git a/.tooling/tests/screenshots/Date-Picker---Visual-and-Behaviour/darwin/chromium/date-picker-after.png b/.tooling/tests/screenshots/Date-Picker---Visual-and-Behaviour/darwin/chromium/date-picker-after.png
new file mode 100644
index 00000000..2f95bde6
Binary files /dev/null and b/.tooling/tests/screenshots/Date-Picker---Visual-and-Behaviour/darwin/chromium/date-picker-after.png differ
diff --git a/.tooling/tests/screenshots/Date-Picker---Visual-and-Behaviour/darwin/chromium/date-picker-calendar-days.png b/.tooling/tests/screenshots/Date-Picker---Visual-and-Behaviour/darwin/chromium/date-picker-calendar-days.png
new file mode 100644
index 00000000..656d8eff
Binary files /dev/null and b/.tooling/tests/screenshots/Date-Picker---Visual-and-Behaviour/darwin/chromium/date-picker-calendar-days.png differ
diff --git a/.tooling/tests/screenshots/Date-Picker---Visual-and-Behaviour/darwin/chromium/date-picker-calendar-months.png b/.tooling/tests/screenshots/Date-Picker---Visual-and-Behaviour/darwin/chromium/date-picker-calendar-months.png
new file mode 100644
index 00000000..162224b0
Binary files /dev/null and b/.tooling/tests/screenshots/Date-Picker---Visual-and-Behaviour/darwin/chromium/date-picker-calendar-months.png differ
diff --git a/.tooling/tests/screenshots/Date-Picker---Visual-and-Behaviour/darwin/chromium/date-picker-calendar-open.png b/.tooling/tests/screenshots/Date-Picker---Visual-and-Behaviour/darwin/chromium/date-picker-calendar-open.png
new file mode 100644
index 00000000..9d986783
Binary files /dev/null and b/.tooling/tests/screenshots/Date-Picker---Visual-and-Behaviour/darwin/chromium/date-picker-calendar-open.png differ
diff --git a/.tooling/tests/screenshots/Date-Picker---Visual-and-Behaviour/darwin/chromium/date-picker-calendar-years.png b/.tooling/tests/screenshots/Date-Picker---Visual-and-Behaviour/darwin/chromium/date-picker-calendar-years.png
new file mode 100644
index 00000000..c27a196c
Binary files /dev/null and b/.tooling/tests/screenshots/Date-Picker---Visual-and-Behaviour/darwin/chromium/date-picker-calendar-years.png differ
diff --git a/.tooling/tests/screenshots/Date-Picker---Visual-and-Behaviour/darwin/chromium/date-picker-initial.png b/.tooling/tests/screenshots/Date-Picker---Visual-and-Behaviour/darwin/chromium/date-picker-initial.png
new file mode 100644
index 00000000..9d4bd333
Binary files /dev/null and b/.tooling/tests/screenshots/Date-Picker---Visual-and-Behaviour/darwin/chromium/date-picker-initial.png differ
diff --git a/.tooling/tests/screenshots/Date-Picker---Visual-and-Behaviour/darwin/chromium/date-picker-open.png b/.tooling/tests/screenshots/Date-Picker---Visual-and-Behaviour/darwin/chromium/date-picker-open.png
new file mode 100644
index 00000000..54626546
Binary files /dev/null and b/.tooling/tests/screenshots/Date-Picker---Visual-and-Behaviour/darwin/chromium/date-picker-open.png differ
diff --git a/.tooling/tests/screenshots/Date-Picker---Visual-and-Behaviour/darwin/firefox/date-picker-after.png b/.tooling/tests/screenshots/Date-Picker---Visual-and-Behaviour/darwin/firefox/date-picker-after.png
new file mode 100644
index 00000000..a828e11a
Binary files /dev/null and b/.tooling/tests/screenshots/Date-Picker---Visual-and-Behaviour/darwin/firefox/date-picker-after.png differ
diff --git a/.tooling/tests/screenshots/Date-Picker---Visual-and-Behaviour/darwin/firefox/date-picker-calendar-days.png b/.tooling/tests/screenshots/Date-Picker---Visual-and-Behaviour/darwin/firefox/date-picker-calendar-days.png
new file mode 100644
index 00000000..ee0acea0
Binary files /dev/null and b/.tooling/tests/screenshots/Date-Picker---Visual-and-Behaviour/darwin/firefox/date-picker-calendar-days.png differ
diff --git a/.tooling/tests/screenshots/Date-Picker---Visual-and-Behaviour/darwin/firefox/date-picker-calendar-months.png b/.tooling/tests/screenshots/Date-Picker---Visual-and-Behaviour/darwin/firefox/date-picker-calendar-months.png
new file mode 100644
index 00000000..0457bc95
Binary files /dev/null and b/.tooling/tests/screenshots/Date-Picker---Visual-and-Behaviour/darwin/firefox/date-picker-calendar-months.png differ
diff --git a/.tooling/tests/screenshots/Date-Picker---Visual-and-Behaviour/darwin/firefox/date-picker-calendar-open.png b/.tooling/tests/screenshots/Date-Picker---Visual-and-Behaviour/darwin/firefox/date-picker-calendar-open.png
new file mode 100644
index 00000000..6e9f46bb
Binary files /dev/null and b/.tooling/tests/screenshots/Date-Picker---Visual-and-Behaviour/darwin/firefox/date-picker-calendar-open.png differ
diff --git a/.tooling/tests/screenshots/Date-Picker---Visual-and-Behaviour/darwin/firefox/date-picker-calendar-years.png b/.tooling/tests/screenshots/Date-Picker---Visual-and-Behaviour/darwin/firefox/date-picker-calendar-years.png
new file mode 100644
index 00000000..fce658d9
Binary files /dev/null and b/.tooling/tests/screenshots/Date-Picker---Visual-and-Behaviour/darwin/firefox/date-picker-calendar-years.png differ
diff --git a/.tooling/tests/screenshots/Date-Picker---Visual-and-Behaviour/darwin/firefox/date-picker-initial.png b/.tooling/tests/screenshots/Date-Picker---Visual-and-Behaviour/darwin/firefox/date-picker-initial.png
new file mode 100644
index 00000000..f4704762
Binary files /dev/null and b/.tooling/tests/screenshots/Date-Picker---Visual-and-Behaviour/darwin/firefox/date-picker-initial.png differ
diff --git a/.tooling/tests/screenshots/Date-Picker---Visual-and-Behaviour/darwin/firefox/date-picker-open.png b/.tooling/tests/screenshots/Date-Picker---Visual-and-Behaviour/darwin/firefox/date-picker-open.png
new file mode 100644
index 00000000..d155c625
Binary files /dev/null and b/.tooling/tests/screenshots/Date-Picker---Visual-and-Behaviour/darwin/firefox/date-picker-open.png differ
diff --git a/.tooling/tests/screenshots/Date-Picker---Visual-and-Behaviour/darwin/webkit/date-picker-after.png b/.tooling/tests/screenshots/Date-Picker---Visual-and-Behaviour/darwin/webkit/date-picker-after.png
new file mode 100644
index 00000000..2c5afca1
Binary files /dev/null and b/.tooling/tests/screenshots/Date-Picker---Visual-and-Behaviour/darwin/webkit/date-picker-after.png differ
diff --git a/.tooling/tests/screenshots/Date-Picker---Visual-and-Behaviour/darwin/webkit/date-picker-calendar-days.png b/.tooling/tests/screenshots/Date-Picker---Visual-and-Behaviour/darwin/webkit/date-picker-calendar-days.png
new file mode 100644
index 00000000..d8fc9312
Binary files /dev/null and b/.tooling/tests/screenshots/Date-Picker---Visual-and-Behaviour/darwin/webkit/date-picker-calendar-days.png differ
diff --git a/.tooling/tests/screenshots/Date-Picker---Visual-and-Behaviour/darwin/webkit/date-picker-calendar-months.png b/.tooling/tests/screenshots/Date-Picker---Visual-and-Behaviour/darwin/webkit/date-picker-calendar-months.png
new file mode 100644
index 00000000..82531c75
Binary files /dev/null and b/.tooling/tests/screenshots/Date-Picker---Visual-and-Behaviour/darwin/webkit/date-picker-calendar-months.png differ
diff --git a/.tooling/tests/screenshots/Date-Picker---Visual-and-Behaviour/darwin/webkit/date-picker-calendar-open.png b/.tooling/tests/screenshots/Date-Picker---Visual-and-Behaviour/darwin/webkit/date-picker-calendar-open.png
new file mode 100644
index 00000000..26811c43
Binary files /dev/null and b/.tooling/tests/screenshots/Date-Picker---Visual-and-Behaviour/darwin/webkit/date-picker-calendar-open.png differ
diff --git a/.tooling/tests/screenshots/Date-Picker---Visual-and-Behaviour/darwin/webkit/date-picker-calendar-years.png b/.tooling/tests/screenshots/Date-Picker---Visual-and-Behaviour/darwin/webkit/date-picker-calendar-years.png
new file mode 100644
index 00000000..90cd5029
Binary files /dev/null and b/.tooling/tests/screenshots/Date-Picker---Visual-and-Behaviour/darwin/webkit/date-picker-calendar-years.png differ
diff --git a/.tooling/tests/screenshots/Date-Picker---Visual-and-Behaviour/darwin/webkit/date-picker-initial.png b/.tooling/tests/screenshots/Date-Picker---Visual-and-Behaviour/darwin/webkit/date-picker-initial.png
new file mode 100644
index 00000000..cb7912d7
Binary files /dev/null and b/.tooling/tests/screenshots/Date-Picker---Visual-and-Behaviour/darwin/webkit/date-picker-initial.png differ
diff --git a/.tooling/tests/screenshots/Date-Picker---Visual-and-Behaviour/darwin/webkit/date-picker-open.png b/.tooling/tests/screenshots/Date-Picker---Visual-and-Behaviour/darwin/webkit/date-picker-open.png
new file mode 100644
index 00000000..3d965a0a
Binary files /dev/null and b/.tooling/tests/screenshots/Date-Picker---Visual-and-Behaviour/darwin/webkit/date-picker-open.png differ