More test

dbms/tests/queries/0_stateless/00921_datetime64_compatibility.python

@@ -3,10 +3,11 @@
 
 import re
 import itertools
+import sys
 
 # Create SQL statement to verify dateTime64 is accepted as argument to functions taking DateTime.
 functions="""
-# toTimeZone({datetime}, 'UTC') -- does not work
+toTimeZone({datetime}, 'UTC')
 toYear({datetime})
 toQuarter({datetime})
 toMonth({datetime})
@@ -22,18 +23,18 @@ toStartOfISOYear({datetime})
 toStartOfQuarter({datetime})
 toStartOfMonth({datetime})
 toMonday({datetime})
-# toStartOfWeek({datetime}) -- there is no such function
+toStartOfWeek({datetime})
 toStartOfDay({datetime})
 toStartOfHour({datetime})
 toStartOfMinute({datetime})
 toStartOfFiveMinute({datetime})
 toStartOfTenMinutes({datetime})
 toStartOfFifteenMinutes({datetime})
-# Do not workk with DateTime64
-# toStartOfInterval({datetime}, INTERVAL 1 year)
-# toStartOfInterval({datetime}, INTERVAL 1 month)
-# toStartOfInterval({datetime}, INTERVAL 1 day)
-# toStartOfInterval({datetime}, INTERVAL 15 minute)
+# Do not work with DateTime64
+toStartOfInterval({datetime}, INTERVAL 1 year)
+toStartOfInterval({datetime}, INTERVAL 1 month)
+toStartOfInterval({datetime}, INTERVAL 1 day)
+toStartOfInterval({datetime}, INTERVAL 15 minute)
 toTime({datetime})
 toRelativeYearNum({datetime})
 toRelativeQuarterNum({datetime})
@@ -45,33 +46,39 @@ toRelativeMinuteNum({datetime})
 toRelativeSecondNum({datetime})
 toISOYear({datetime})
 toISOWeek({datetime})
-# toWeek({datetime}) -- Unknown function toWeek
-# toYearWeek({datetime}) -- Unknown function toYearWeek
+toWeek({datetime})
+toYearWeek({datetime})
 timeSlot({datetime})
 toYYYYMM({datetime})
 toYYYYMMDD({datetime})
 toYYYYMMDDhhmmss({datetime})
 # --  Illegal type DateTime64 of argument of function addYears
-# addYears({datetime}, 1)
-# addMonths({datetime}, 1)
-# addWeeks({datetime}, 1)
-# addDays({datetime}, 1)
-# addHours({datetime}, 1)
-# addMinutes({datetime}, 1)
-# addSeconds({datetime}, 1)
-# addQuarters({datetime}, 1)
+addYears({datetime}, 1)
+addMonths({datetime}, 1)
+addWeeks({datetime}, 1)
+addDays({datetime}, 1)
+addHours({datetime}, 1)
+addMinutes({datetime}, 1)
+addSeconds({datetime}, 1)
+addQuarters({datetime}, 1)
 # -- Illegal type DateTime64 of argument of function subtractYears.
-# subtractYears({datetime}, 1)
-# subtractMonths({datetime}, 1)
-# subtractWeeks({datetime}, 1)
-# subtractDays({datetime}, 1)
-# subtractHours({datetime}, 1)
-# subtractMinutes({datetime}, 1)
-# subtractSeconds({datetime}, 1)
-# subtractQuarters({datetime}, 1)
+subtractYears({datetime}, 1)
+subtractMonths({datetime}, 1)
+subtractWeeks({datetime}, 1)
+subtractDays({datetime}, 1)
+subtractHours({datetime}, 1)
+subtractMinutes({datetime}, 1)
+subtractSeconds({datetime}, 1)
+subtractQuarters({datetime}, 1)
 CAST({datetime} as DateTime)
 CAST({datetime} as Date)
 CAST({datetime} as UInt64)
+CAST({datetime} as DateTime64(0))
+CAST({datetime} as DateTime64(3))
+CAST({datetime} as DateTime64(6))
+CAST({datetime} as DateTime64(9))
+CAST({datetime} as DateTime64(12))
+CAST({datetime} as DateTime64(18))
 formatDateTime({datetime}, '%C %d %D %e %F %H %I %j %m %M %n %p %R %S %t %T %u %V %w %y %Y %%')
 """.splitlines()
 
@@ -85,7 +92,7 @@ extra_ops =\
 [
     # With same type:
     (
-        '{{datetime}} {op} {{datetime}}',
+        ['{{datetime}} {op} {{datetime}}'],
         {
             'op':
             [
@@ -101,7 +108,10 @@ extra_ops =\
     ),
     # With other DateTime types:
     (
-        '{{datetime}} {op} {arg}',
+        [
+            '{{datetime}} {op} {arg}',
+            '{arg} {op} {{datetime}}'
+        ],
         {
             'op':
             [
@@ -118,7 +128,10 @@ extra_ops =\
     ),
     # With arithmetic types
     (
-        '{{datetime}} {op} {arg}',
+        [
+            '{{datetime}} {op} {arg}',
+            '{arg} {op} {{datetime}}'
+        ],
         {
             'op':
             [
@@ -143,17 +156,32 @@ extra_ops =\
 ]
 
 # Expand extra_ops here
-for f, args in extra_ops:
+for funcs, args in extra_ops:
     args_keys = args.keys()
-    for args_vals in itertools.product(*args.values()):
-        func = f.format(**dict(zip(args_keys, args_vals)))
-        functions.append(func)
+    for func in funcs:
+        for args_vals in itertools.product(*args.values()):
+            result_func = func.format(**dict(zip(args_keys, args_vals)))
+            functions.append(result_func)
 
-datetime64_args = ['now64(0)', 'now64(3)', 'now64(6)', 'now64(9)', 'now64(12)', 'now64(15)']
+datetime64_args = [ #'now64(0)', 'now64(3)', 'now64(6)', 'now64(9)', 'now64(17)']
+    'now64(3)']
+
+if sys.version_info[0] > 2:
+    escape_string_codec = 'unicode_escape'
+else:
+    escape_string_codec = 'string-escape'
+
+def escape_string(s):
+    return s.encode(escape_string_codec).decode('utf-8')
 
 # TODO: use string.Template here to allow lines that do not contain type, like: SELECT CAST(toDateTime64(1234567890), 'DateTime64')
 for func in functions:
     for dt in datetime64_args:
-        f = func.format(datetime=dt)
-        print("""SELECT '{function}';""".format(function=f))
-        print("""SELECT {function};""".format(function=f))
+        f32 = func.format(datetime='now()')
+        f64 = func.format(datetime=dt)
+        f = "({f32}) == ({f64})".format(f32=f32, f64=f64)
+        print("""SELECT '{f64}';""".format(f64=escape_string(f64)))
+        print("""SELECT {f32};""".format(f32=f32))
+        print("""SELECT {f64};""".format(f64=f64))
+#        print("""SELECT {f};""".format(f=f))
+        print("""SELECT '-----------------------------------------------------------------------------------';""")