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
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
|
# Licensed to the Apache Software Foundation (ASF) under one
# or more contributor license agreements. See the NOTICE file
# distributed with this work for additional information
# regarding copyright ownership. The ASF licenses this file
# to you under the Apache License, Version 2.0 (the
# "License"); you may not use this file except in compliance
# with the License. You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing,
# software distributed under the License is distributed on an
# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
# KIND, either express or implied. See the License for the
# specific language governing permissions and limitations
# under the License.
class TestCast < Test::Unit::TestCase
include Helper::Buildable
include Helper::Omittable
def test_safe
data = [-1, 2, nil]
assert_equal(build_int32_array(data),
build_int8_array(data).cast(Arrow::Int32DataType.new))
end
sub_test_case("allow-int-overflow") do
def test_default
assert_raise(Arrow::Error::Invalid) do
build_int32_array([128]).cast(Arrow::Int8DataType.new)
end
end
def test_true
options = Arrow::CastOptions.new
options.allow_int_overflow = true
assert_equal(build_int8_array([-128]),
build_int32_array([128]).cast(Arrow::Int8DataType.new,
options))
end
end
sub_test_case("allow-time-truncate") do
def test_default
after_epoch_in_milli = 1504953190854 # 2017-09-09T10:33:10.854Z
second_timestamp_data_type = Arrow::TimestampDataType.new(:second)
milli_array = build_timestamp_array(:milli, [after_epoch_in_milli])
assert_raise(Arrow::Error::Invalid) do
milli_array.cast(second_timestamp_data_type)
end
end
def test_true
options = Arrow::CastOptions.new
options.allow_time_truncate = true
after_epoch_in_milli = 1504953190854 # 2017-09-09T10:33:10.854Z
second_array = build_timestamp_array(:second,
[after_epoch_in_milli / 1000])
milli_array = build_timestamp_array(:milli, [after_epoch_in_milli])
second_timestamp_data_type = Arrow::TimestampDataType.new(:second)
assert_equal(second_array,
milli_array.cast(second_timestamp_data_type, options))
end
end
sub_test_case("allow-time-overflow") do
def test_default
after_epoch_in_second = 95617584000 # 5000-01-01T00:00:00Z
nano_timestamp_data_type = Arrow::TimestampDataType.new(:nano)
second_array = build_timestamp_array(:second, [after_epoch_in_second])
assert_raise(Arrow::Error::Invalid) do
second_array.cast(nano_timestamp_data_type)
end
end
def test_true
options = Arrow::CastOptions.new
options.allow_time_overflow = true
after_epoch_in_second = 95617584000 # 5000-01-01T00:00:00Z
second_array = build_timestamp_array(:second,
[after_epoch_in_second])
after_epoch_in_nano_overflowed =
(after_epoch_in_second * 1000 * 1000 * 1000) % (2 ** 64)
nano_array = build_timestamp_array(:nano,
[after_epoch_in_nano_overflowed])
nano_timestamp_data_type = Arrow::TimestampDataType.new(:nano)
assert_equal(nano_array,
second_array.cast(nano_timestamp_data_type, options))
end
end
sub_test_case("allow-decimal-truncate") do
def test_default
decimal128_data_type = Arrow::Decimal128DataType.new(8, 2)
decimal128_array = build_decimal128_array(decimal128_data_type,
["23423445"])
assert_raise(Arrow::Error::Invalid) do
decimal128_array.cast(Arrow::Int64DataType.new)
end
end
def test_true
options = Arrow::CastOptions.new
options.allow_decimal_truncate = true
decimal128_data_type = Arrow::Decimal128DataType.new(8, 2)
decimal128_array = build_decimal128_array(decimal128_data_type,
["23423445"])
assert_equal(build_int64_array([234234]),
decimal128_array.cast(Arrow::Int64DataType.new, options))
end
end
sub_test_case("allow-float-truncate") do
def test_default
assert_raise(Arrow::Error::Invalid) do
build_float_array([1.1]).cast(Arrow::Int8DataType.new)
end
end
def test_true
options = Arrow::CastOptions.new
options.allow_float_truncate = true
int8_data_type = Arrow::Int8DataType.new
assert_equal(build_int8_array([1]),
build_float_array([1.1]).cast(int8_data_type, options))
end
end
sub_test_case("allow-invalid-utf8") do
def test_default
assert_raise(Arrow::Error::Invalid) do
build_binary_array(["\xff"]).cast(Arrow::StringDataType.new)
end
end
def test_true
options = Arrow::CastOptions.new
options.allow_invalid_utf8 = true
string_data_type = Arrow::StringDataType.new
assert_equal(build_string_array(["\xff"]),
build_binary_array(["\xff"]).cast(string_data_type, options))
end
end
end
|
