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1 | // Licensed to the Apache Software Foundation (ASF) under one or more |
2 | // contributor license agreements. See the NOTICE file distributed with | |
3 | // this work for additional information regarding copyright ownership. | |
4 | // The ASF licenses this file to You under the Apache License, Version 2.0 | |
5 | // (the "License"); you may not use this file except in compliance with | |
6 | // the License. You may obtain a copy of the License at | |
7 | // | |
8 | // http://www.apache.org/licenses/LICENSE-2.0 | |
9 | // | |
10 | // Unless required by applicable law or agreed to in writing, software | |
11 | // distributed under the License is distributed on an "AS IS" BASIS, | |
12 | // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | |
13 | // See the License for the specific language governing permissions and | |
14 | // limitations under the License. | |
15 | ||
16 | using System; | |
17 | using System.Collections.Generic; | |
18 | using System.Linq; | |
19 | using Xunit; | |
20 | ||
21 | namespace Apache.Arrow.Tests | |
22 | { | |
23 | public class Date64ArrayTests | |
24 | { | |
25 | private const long MillisecondsPerDay = 86400000; | |
26 | ||
27 | public static IEnumerable<object[]> GetDatesData() => | |
28 | TestDateAndTimeData.ExampleDates.Select(d => new object[] { d }); | |
29 | ||
30 | public static IEnumerable<object[]> GetDateTimesData() => | |
31 | TestDateAndTimeData.ExampleDateTimes.Select(dt => new object[] { dt }); | |
32 | ||
33 | public static IEnumerable<object[]> GetDateTimeOffsetsData() => | |
34 | TestDateAndTimeData.ExampleDateTimeOffsets.Select(dto => new object[] { dto }); | |
35 | ||
36 | public class AppendNull | |
37 | { | |
38 | [Fact] | |
39 | public void AppendThenGetGivesNull() | |
40 | { | |
41 | // Arrange | |
42 | var builder = new Date64Array.Builder(); | |
43 | ||
44 | // Act | |
45 | builder = builder.AppendNull(); | |
46 | ||
47 | // Assert | |
48 | var array = builder.Build(); | |
49 | Assert.Equal(1, array.Length); | |
50 | Assert.Null(array.GetDateTime(0)); | |
51 | Assert.Null(array.GetDateTimeOffset(0)); | |
52 | Assert.Null(array.GetValue(0)); | |
53 | } | |
54 | } | |
55 | ||
56 | public class AppendDateTime | |
57 | { | |
58 | [Theory] | |
59 | [MemberData(nameof(GetDatesData), MemberType = typeof(Date64ArrayTests))] | |
60 | public void AppendDateGivesSameDate(DateTime date) | |
61 | { | |
62 | // Arrange | |
63 | var builder = new Date64Array.Builder(); | |
64 | var expectedDateTime = date; | |
65 | var expectedDateTimeOffset = | |
66 | new DateTimeOffset(DateTime.SpecifyKind(date, DateTimeKind.Unspecified), TimeSpan.Zero); | |
67 | long expectedValue = (long)date.Subtract(new DateTime(1970, 1, 1)).TotalDays * MillisecondsPerDay; | |
68 | ||
69 | // Act | |
70 | builder = builder.Append(date); | |
71 | ||
72 | // Assert | |
73 | var array = builder.Build(); | |
74 | Assert.Equal(1, array.Length); | |
75 | Assert.Equal(expectedDateTime, array.GetDateTime(0)); | |
76 | Assert.Equal(expectedDateTimeOffset, array.GetDateTimeOffset(0)); | |
77 | Assert.Equal(expectedValue, array.GetValue(0)); | |
78 | Assert.Equal(0, array.GetValue(0).Value % MillisecondsPerDay); | |
79 | } | |
80 | ||
81 | [Theory] | |
82 | [MemberData(nameof(GetDateTimesData), MemberType = typeof(Date64ArrayTests))] | |
83 | public void AppendWithTimeGivesSameWithTimeIgnored(DateTime dateTime) | |
84 | { | |
85 | // Arrange | |
86 | var builder = new Date64Array.Builder(); | |
87 | var expectedDateTime = dateTime.Date; | |
88 | var expectedDateTimeOffset = | |
89 | new DateTimeOffset(DateTime.SpecifyKind(dateTime.Date, DateTimeKind.Unspecified), TimeSpan.Zero); | |
90 | long expectedValue = | |
91 | (long)dateTime.Date.Subtract(new DateTime(1970, 1, 1)).TotalDays * MillisecondsPerDay; | |
92 | ||
93 | // Act | |
94 | builder = builder.Append(dateTime); | |
95 | ||
96 | // Assert | |
97 | var array = builder.Build(); | |
98 | Assert.Equal(1, array.Length); | |
99 | Assert.Equal(expectedDateTime, array.GetDateTime(0)); | |
100 | Assert.Equal(expectedDateTimeOffset, array.GetDateTimeOffset(0)); | |
101 | Assert.Equal(expectedValue, array.GetValue(0)); | |
102 | Assert.Equal(0, array.GetValue(0).Value % MillisecondsPerDay); | |
103 | } | |
104 | } | |
105 | ||
106 | public class AppendDateTimeOffset | |
107 | { | |
108 | [Theory] | |
109 | [MemberData(nameof(GetDateTimeOffsetsData), MemberType = typeof(Date64ArrayTests))] | |
110 | public void AppendGivesUtcDate(DateTimeOffset dateTimeOffset) | |
111 | { | |
112 | // Arrange | |
113 | var builder = new Date64Array.Builder(); | |
114 | var expectedDateTime = dateTimeOffset.UtcDateTime.Date; | |
115 | var expectedDateTimeOffset = new DateTimeOffset(dateTimeOffset.UtcDateTime.Date, TimeSpan.Zero); | |
116 | long expectedValue = | |
117 | (long)dateTimeOffset.UtcDateTime.Date.Subtract(new DateTime(1970, 1, 1)).TotalDays * | |
118 | MillisecondsPerDay; | |
119 | ||
120 | // Act | |
121 | builder = builder.Append(dateTimeOffset); | |
122 | ||
123 | // Assert | |
124 | var array = builder.Build(); | |
125 | Assert.Equal(1, array.Length); | |
126 | Assert.Equal(expectedDateTime, array.GetDateTime(0)); | |
127 | Assert.Equal(expectedDateTimeOffset, array.GetDateTimeOffset(0)); | |
128 | Assert.Equal(expectedValue, array.GetValue(0)); | |
129 | Assert.Equal(0, array.GetValue(0).Value % MillisecondsPerDay); | |
130 | } | |
131 | } | |
132 | } | |
133 | } |