• Home
  • Features
  • Pricing
  • Docs
  • Announcements
  • Sign In

realm / realm-core / 2044

14 Feb 2024 09:23PM UTC coverage: 91.848% (-0.02%) from 91.863%
2044

push

Evergreen

web-flow
Schema migration tests to use admin API rather than querying backing cluster (#7345)

93090 of 171514 branches covered (54.28%)

31 of 31 new or added lines in 2 files covered. (100.0%)

74 existing lines in 15 files now uncovered.

235403 of 256295 relevant lines covered (91.85%)

6292704.35 hits per line

Source File
Press 'n' to go to next uncovered line, 'b' for previous

98.72
/src/realm/array_blobs_big.cpp
1
/*************************************************************************
2
 *
3
 * Copyright 2016 Realm Inc.
4
 *
5
 * Licensed under the Apache License, Version 2.0 (the "License");
6
 * you may not use this file except in compliance with the License.
7
 * You may obtain a copy of the License at
8
 *
9
 * http://www.apache.org/licenses/LICENSE-2.0
10
 *
11
 * Unless required by applicable law or agreed to in writing, software
12
 * distributed under the License is distributed on an "AS IS" BASIS,
13
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14
 * See the License for the specific language governing permissions and
15
 * limitations under the License.
16
 *
17
 **************************************************************************/
18

19
#include <algorithm>
20

21
#include <realm/array_blobs_big.hpp>
22
#include <realm/column_integer.hpp>
23

24

25
using namespace realm;
26

27
BinaryData ArrayBigBlobs::get_at(size_t ndx, size_t& pos) const noexcept
28
{
375,027✔
29
    ref_type ref = get_as_ref(ndx);
375,027✔
30
    if (ref == 0)
375,027✔
31
        return {}; // realm::null();
82,350✔
32

141,633✔
33
    ArrayBlob blob(m_alloc);
292,677✔
34
    blob.init_from_ref(ref);
292,677✔
35

141,633✔
36
    return blob.get_at(pos);
292,677✔
37
}
292,677✔
38

39

40
void ArrayBigBlobs::add(BinaryData value, bool add_zero_term)
41
{
87,822✔
42
    REALM_ASSERT_7(value.size(), ==, 0, ||, value.data(), !=, 0);
87,822✔
43

43,533✔
44
    if (value.is_null()) {
87,822✔
45
        Array::add(0); // Throws
34,194✔
46
    }
34,194✔
47
    else {
53,628✔
48
        ArrayBlob new_blob(m_alloc);
53,628✔
49
        new_blob.create();                                                      // Throws
53,628✔
50
        ref_type ref = new_blob.add(value.data(), value.size(), add_zero_term); // Throws
53,628✔
51
        Array::add(from_ref(ref));                                              // Throws
53,628✔
52
    }
53,628✔
53
}
87,822✔
54

55

56
void ArrayBigBlobs::set(size_t ndx, BinaryData value, bool add_zero_term)
57
{
5,486,373✔
58
    REALM_ASSERT_3(ndx, <, size());
5,486,373✔
59
    REALM_ASSERT_7(value.size(), ==, 0, ||, value.data(), !=, 0);
5,486,373✔
60

2,741,298✔
61
    ref_type ref = get_as_ref(ndx);
5,486,373✔
62

2,741,298✔
63
    if (ref == 0 && value.is_null()) {
5,486,373✔
64
        return;
1,650✔
65
    }
1,650✔
66
    else if (ref == 0 && value.data() != nullptr) {
5,484,723✔
67
        ArrayBlob new_blob(m_alloc);
1,389,744✔
68
        new_blob.create();                                             // Throws
1,389,744✔
69
        ref = new_blob.add(value.data(), value.size(), add_zero_term); // Throws
1,389,744✔
70
        Array::set_as_ref(ndx, ref);
1,389,744✔
71
        return;
1,389,744✔
72
    }
1,389,744✔
73
    else if (ref != 0 && value.data() != nullptr) {
4,095,882✔
74
        char* header = m_alloc.translate(ref);
4,088,040✔
75
        if (Array::get_context_flag_from_header(header)) {
4,088,040✔
76
            Array arr(m_alloc);
6✔
77
            arr.init_from_mem(MemRef(header, ref, m_alloc));
6✔
78
            arr.set_parent(this, ndx);
6✔
79
            ref_type new_ref =
6✔
80
                arr.blob_replace(0, arr.blob_size(), value.data(), value.size(), add_zero_term); // Throws
6✔
81
            if (new_ref != ref) {
6✔
UNCOV
82
                Array::set_as_ref(ndx, new_ref);
×
UNCOV
83
            }
×
84
        }
6✔
85
        else {
4,088,034✔
86
            ArrayBlob blob(m_alloc);
4,088,034✔
87
            blob.init_from_mem(MemRef(header, ref, m_alloc));
4,088,034✔
88
            blob.set_parent(this, ndx);
4,088,034✔
89
            ref_type new_ref = blob.replace(0, blob.blob_size(), value.data(), value.size(), add_zero_term); // Throws
4,088,034✔
90
            if (new_ref != ref) {
4,088,034✔
91
                Array::set_as_ref(ndx, new_ref);
3,723,855✔
92
            }
3,723,855✔
93
        }
4,088,034✔
94
        return;
4,088,040✔
95
    }
4,088,040✔
96
    else if (ref != 0 && value.is_null()) {
7,950✔
97
        Array::destroy_deep(ref, get_alloc());
7,950✔
98
        Array::set(ndx, 0);
7,950✔
99
        return;
7,950✔
100
    }
7,950✔
101
    REALM_ASSERT(false);
4,294,967,294✔
102
}
4,294,967,294✔
103

104

105
void ArrayBigBlobs::insert(size_t ndx, BinaryData value, bool add_zero_term)
106
{
2,401,767✔
107
    REALM_ASSERT_3(ndx, <=, size());
2,401,767✔
108
    REALM_ASSERT_7(value.size(), ==, 0, ||, value.data(), !=, 0);
2,401,767✔
109

1,186,302✔
110
    if (value.is_null()) {
2,401,767✔
111
        Array::insert(ndx, 0); // Throws
1,429,614✔
112
    }
1,429,614✔
113
    else {
972,153✔
114
        ArrayBlob new_blob(m_alloc);
972,153✔
115
        new_blob.create();                                                      // Throws
972,153✔
116
        ref_type ref = new_blob.add(value.data(), value.size(), add_zero_term); // Throws
972,153✔
117

472,179✔
118
        Array::insert(ndx, int64_t(ref)); // Throws
972,153✔
119
    }
972,153✔
120
}
2,401,767✔
121

122

123
size_t ArrayBigBlobs::count(BinaryData value, bool is_string, size_t begin, size_t end) const noexcept
124
{
12✔
125
    size_t num_matches = 0;
12✔
126

6✔
127
    size_t begin_2 = begin;
12✔
128
    for (;;) {
48✔
129
        size_t ndx = find_first(value, is_string, begin_2, end);
48✔
130
        if (ndx == not_found)
48✔
131
            break;
12✔
132
        ++num_matches;
36✔
133
        begin_2 = ndx + 1;
36✔
134
    }
36✔
135

6✔
136
    return num_matches;
12✔
137
}
12✔
138

139

140
size_t ArrayBigBlobs::find_first(BinaryData value, bool is_string, size_t begin, size_t end) const noexcept
141
{
255,237✔
142
    if (end == npos)
255,237✔
143
        end = m_size;
108✔
144
    REALM_ASSERT_11(begin, <=, m_size, &&, end, <=, m_size, &&, begin, <=, end);
255,237✔
145

128,361✔
146
    // When strings are stored as blobs, they are always zero-terminated
128,361✔
147
    // but the value we get as input might not be.
128,361✔
148
    size_t value_size = value.size();
255,237✔
149
    size_t full_size = is_string ? value_size + 1 : value_size;
255,210✔
150

128,361✔
151
    if (value.is_null()) {
255,237✔
152
        for (size_t i = begin; i != end; ++i) {
67,038✔
153
            ref_type ref = get_as_ref(i);
67,032✔
154
            if (ref == 0)
67,032✔
155
                return i;
66,984✔
156
        }
67,032✔
157
    }
66,990✔
158
    else {
188,247✔
159
        for (size_t i = begin; i != end; ++i) {
2,529,633✔
160
            ref_type ref = get_as_ref(i);
2,515,161✔
161
            if (ref) {
2,515,161✔
162
                const char* blob_header = get_alloc().translate(ref);
2,451,087✔
163
                size_t sz = get_size_from_header(blob_header);
2,451,087✔
164
                if (sz == full_size) {
2,451,087✔
165
                    const char* blob_value = ArrayBlob::get(blob_header, 0);
971,772✔
166
                    if (std::equal(blob_value, blob_value + value_size, value.data()))
971,772✔
167
                        return i;
173,775✔
168
                }
971,772✔
169
            }
2,451,087✔
170
        }
2,515,161✔
171
    }
188,247✔
172

128,361✔
173
    return not_found;
135,543✔
174
}
255,237✔
175

176

177
void ArrayBigBlobs::find_all(IntegerColumn& result, BinaryData value, bool is_string, size_t add_offset, size_t begin,
178
                             size_t end)
179
{
12✔
180
    size_t begin_2 = begin;
12✔
181
    for (;;) {
48✔
182
        size_t ndx = find_first(value, is_string, begin_2, end);
48✔
183
        if (ndx == not_found)
48✔
184
            break;
12✔
185
        result.add(add_offset + ndx); // Throws
36✔
186
        begin_2 = ndx + 1;
36✔
187
    }
36✔
188
}
12✔
189

190

191

192
void ArrayBigBlobs::verify() const
193
{
67,644✔
194
#ifdef REALM_DEBUG
67,644✔
195
    REALM_ASSERT(has_refs());
67,644✔
196
    for (size_t i = 0; i < size(); ++i) {
11,380,608✔
197
        ref_type blob_ref = Array::get_as_ref(i);
11,312,964✔
198
        // 0 is used to indicate realm::null()
5,657,514✔
199
        if (blob_ref != 0) {
11,312,964✔
200
            ArrayBlob blob(m_alloc);
11,311,404✔
201
            blob.init_from_ref(blob_ref);
11,311,404✔
202
            blob.verify();
11,311,404✔
203
        }
11,311,404✔
204
    }
11,312,964✔
205
#endif
67,644✔
206
}
67,644✔
207

STATUS · Troubleshooting · Open an Issue · Sales · Support · CAREERS · ENTERPRISE · START FREE · SCHEDULE DEMO
ANNOUNCEMENTS · TWITTER · TOS & SLA · Supported CI Services · What's a CI service? · Automated Testing

© 2026 Coveralls, Inc