forked from llnl/zfp
-
Notifications
You must be signed in to change notification settings - Fork 0
Expand file tree
/
Copy pathtestArray1ViewsBase.cpp
More file actions
192 lines (142 loc) · 4.69 KB
/
testArray1ViewsBase.cpp
File metadata and controls
192 lines (142 loc) · 4.69 KB
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
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
/* preview */
/* this also tests const_view */
TEST_F(ARRAY_DIMS_SCALAR_TEST_VIEWS, when_previewFullConstructor1D_then_lengthAndOffsetSet)
{
ZFP_ARRAY_TYPE::const_view v(&arr, offset, viewLen);
EXPECT_EQ(viewLen, v.size());
EXPECT_EQ(offset, v.global_x(0));
}
/* const_view */
TEST_F(ARRAY_DIMS_SCALAR_TEST_VIEWS, given_constView_when_sizeX_then_viewXLenReturned)
{
ZFP_ARRAY_TYPE::const_view v(&arr, offset, viewLen);
EXPECT_EQ(viewLen, v.size_x());
}
TEST_F(ARRAY_DIMS_SCALAR_TEST_VIEWS, given_constView_when_accessorBrackets_then_correctEntriesReturned)
{
ZFP_ARRAY_TYPE::const_view v(&arr, offset, viewLen);
for (size_t i = 0; i < viewLen; i++) {
EXPECT_EQ(arr[offset + i], v[i]);
}
}
TEST_F(ARRAY_DIMS_SCALAR_TEST_VIEWS, given_constView_when_accessorParens_then_correctEntriesReturned)
{
ZFP_ARRAY_TYPE::const_view v(&arr, offset, viewLen);
for (size_t i = 0; i < viewLen; i++) {
EXPECT_EQ(arr[offset + i], v(i));
}
}
TEST_F(ARRAY_DIMS_SCALAR_TEST_VIEWS, when_constViewFullConstructor_then_isShallowCopyOfCompressedArray)
{
ZFP_ARRAY_TYPE::const_view v(&arr, 1, 1);
/* indices of view and arr */
size_t vI = 2;
size_t aI = v.global_x(vI);
SCALAR oldVal = arr[aI];
EXPECT_EQ(oldVal, v(vI));
arr[aI] += 1;
SCALAR newVal = arr[aI];
EXPECT_NE(oldVal, newVal);
EXPECT_EQ(newVal, v(vI));
}
/* view */
TEST_F(ARRAY_DIMS_SCALAR_TEST_VIEWS, when_viewFullConstructor_then_lengthAndOffsetSet)
{
ZFP_ARRAY_TYPE::view v(&arr, offset, viewLen);
EXPECT_EQ(viewLen, v.size_x());
EXPECT_EQ(offset, v.global_x(0));
}
TEST_F(ARRAY_DIMS_SCALAR_TEST_VIEWS, given_view_when_setEntryWithBrackets_then_originalArrayUpdated)
{
ZFP_ARRAY_TYPE::view v(&arr, offset, viewLen);
size_t i = 1;
SCALAR val = 3.14;
EXPECT_NE(val, arr(offset + i));
v[i] = val;
EXPECT_EQ(arr(offset + i), v(i));
}
TEST_F(ARRAY_DIMS_SCALAR_TEST_VIEWS, when_viewFullConstructor_then_isShallowCopyOfCompressedArray)
{
ZFP_ARRAY_TYPE::view v(&arr, 1, 1);
/* indices of view and arr */
size_t vI = 2;
size_t aI = v.global_x(vI);
SCALAR oldVal = arr[aI];
EXPECT_EQ(oldVal, v(vI));
arr[aI] += 1;
SCALAR newVal = arr[aI];
EXPECT_NE(oldVal, newVal);
EXPECT_EQ(newVal, v(vI));
}
TEST_F(ARRAY_DIMS_SCALAR_TEST_VIEWS, given_view_when_setEntryWithParens_then_originalArrayUpdated)
{
ZFP_ARRAY_TYPE::view v(&arr, offset, viewLen);
size_t i = 1;
SCALAR val = 3.14;
EXPECT_NE(val, arr(offset + i));
v(i) = val;
EXPECT_EQ(arr(offset + i), v(i));
}
/* private_const_view */
TEST_F(ARRAY_DIMS_SCALAR_TEST_VIEWS, when_privateConstViewFullConstructor_then_lengthAndOffsetSet)
{
ZFP_ARRAY_TYPE::private_const_view v(&arr, offset, viewLen);
EXPECT_EQ(viewLen, v.size());
EXPECT_EQ(viewLen, v.size_x());
EXPECT_EQ(offset, v.global_x(0));
}
TEST_F(ARRAY_DIMS_SCALAR_TEST_VIEWS, given_privateConstView_when_sizeX_then_viewLenReturned)
{
ZFP_ARRAY_TYPE::private_const_view v(&arr, offset, viewLen);
EXPECT_EQ(viewLen, v.size_x());
}
/* private_view */
TEST_F(ARRAY_DIMS_SCALAR_TEST_VIEWS, when_privateViewFullConstructor_then_lengthAndOffsetSet)
{
ZFP_ARRAY_TYPE::private_view v(&arr, offset, viewLen);
EXPECT_EQ(viewLen, v.size());
EXPECT_EQ(viewLen, v.size_x());
EXPECT_EQ(offset, v.global_x(0));
}
TEST_F(ARRAY_DIMS_SCALAR_TEST_VIEWS, given_privateView_when_partitionWithLimitOnCount_then_setsUniqueBlockBounds)
{
size_t count = 3;
size_t prevOffset, prevLen, offset, len;
/* partition such that each gets at least 1 block */
size_t blockSideLen = 4;
size_t arrBlockCount = (arr.size_x() + (blockSideLen - 1)) / blockSideLen;
EXPECT_LE(count, arrBlockCount);
/* base case */
ZFP_ARRAY_TYPE::private_view v(&arr);
v.partition(0, count);
/* expect to start at first index, zero */
prevOffset = v.global_x(0);
EXPECT_EQ(0, prevOffset);
/* expect to have at least 1 block */
prevLen = v.size_x();
EXPECT_LE(blockSideLen, prevLen);
/* successive cases are compared to previous */
for (size_t i = 1; i < count - 1; i++) {
ZFP_ARRAY_TYPE::private_view v2(&arr);
v2.partition(i, count);
/* expect blocks continue where previous left off */
offset = v2.global_x(0);
EXPECT_EQ(prevOffset + prevLen, offset);
/* expect to have at least 1 block */
len = v2.size_x();
EXPECT_LE(blockSideLen, len);
prevOffset = offset;
prevLen = len;
}
/* last partition case */
ZFP_ARRAY_TYPE::private_view v3(&arr);
v3.partition(count - 1, count);
/* expect blocks continue where previous left off */
offset = v3.global_x(0);
EXPECT_EQ(prevOffset + prevLen, offset);
/* last partition could hold a partial block */
len = v3.size_x();
EXPECT_LT(0u, len);
/* expect to end on final index */
EXPECT_EQ(arr.size_x(), offset + len);
}