Sat, 01 Jul 2023 14:29:16 +0200
add documentation for collection.h
636 | 1 | /* |
2 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER. | |
3 | * | |
4 | * Copyright 2021 Mike Becker, Olaf Wintermann All rights reserved. | |
5 | * | |
6 | * Redistribution and use in source and binary forms, with or without | |
7 | * modification, are permitted provided that the following conditions are met: | |
8 | * | |
9 | * 1. Redistributions of source code must retain the above copyright | |
10 | * notice, this list of conditions and the following disclaimer. | |
11 | * | |
12 | * 2. Redistributions in binary form must reproduce the above copyright | |
13 | * notice, this list of conditions and the following disclaimer in the | |
14 | * documentation and/or other materials provided with the distribution. | |
15 | * | |
16 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" | |
17 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
18 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | |
19 | * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE | |
20 | * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR | |
21 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF | |
22 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS | |
23 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN | |
24 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) | |
25 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE | |
26 | * POSSIBILITY OF SUCH DAMAGE. | |
27 | */ | |
28 | ||
29 | #include "cx/printf.h" | |
30 | #include "cx/buffer.h" | |
31 | ||
32 | #include <gtest/gtest.h> | |
33 | #include "util_allocator.h" | |
34 | ||
35 | class PrintfFixture : public ::testing::Test { | |
36 | protected: | |
37 | std::string buf; | |
38 | CxTestingAllocator alloc; | |
39 | ||
40 | void TearDown() override { | |
41 | buf.clear(); | |
42 | ASSERT_TRUE(alloc.verify()); | |
43 | } | |
44 | ||
45 | static size_t write_func( | |
46 | void const *src, | |
47 | size_t esize, | |
48 | size_t ecount, | |
49 | void *target | |
50 | ) { | |
51 | auto str = reinterpret_cast<char const *>(src); | |
52 | auto buf = reinterpret_cast<std::string *>(target); | |
53 | EXPECT_EQ(esize, 1); | |
54 | EXPECT_EQ(strlen(str), ecount); | |
55 | *buf = str; | |
56 | return ecount; | |
57 | } | |
58 | }; | |
59 | ||
60 | ||
61 | TEST_F(PrintfFixture, BPrintf) { | |
62 | CxBuffer buf; | |
63 | cxBufferInit(&buf, nullptr, 64, &alloc, 0); | |
64 | ||
65 | auto r = cx_bprintf(&buf, "This %s aged %u years in a %2XSK.", "Test", 10, 0xca); | |
66 | EXPECT_EQ(r, 34); | |
67 | EXPECT_EQ(buf.size, 34); | |
68 | buf.space[r] = '\0'; | |
69 | EXPECT_STREQ(buf.space, "This Test aged 10 years in a CASK."); | |
70 | ||
71 | cxBufferDestroy(&buf); | |
72 | } | |
73 | ||
74 | TEST_F(PrintfFixture, FPrintf) { | |
75 | auto h = "Hello"; | |
76 | size_t r; | |
77 | ||
78 | r = cx_fprintf(&buf, PrintfFixture::write_func, "teststring"); | |
79 | EXPECT_EQ(r, 10); | |
80 | EXPECT_EQ(buf, "teststring"); | |
81 | ||
82 | r = cx_fprintf(&buf, PrintfFixture::write_func, "[%10s]", h); | |
83 | EXPECT_EQ(r, 12); | |
84 | EXPECT_EQ(buf, "[ Hello]"); | |
85 | ||
86 | r = cx_fprintf(&buf, PrintfFixture::write_func, "[%-10s]", h); | |
87 | EXPECT_EQ(r, 12); | |
88 | EXPECT_EQ(buf, "[Hello ]"); | |
89 | ||
90 | r = cx_fprintf(&buf, PrintfFixture::write_func, "[%*s]", 10, h); | |
91 | EXPECT_EQ(r, 12); | |
92 | EXPECT_EQ(buf, "[ Hello]"); | |
93 | ||
94 | r = cx_fprintf(&buf, PrintfFixture::write_func, "[%-10.*s]", 4, h); | |
95 | EXPECT_EQ(r, 12); | |
96 | EXPECT_EQ(buf, "[Hell ]"); | |
97 | ||
98 | r = cx_fprintf(&buf, PrintfFixture::write_func, "[%-*.*s]", 10, 4, h); | |
99 | EXPECT_EQ(r, 12); | |
100 | EXPECT_EQ(buf, "[Hell ]"); | |
101 | ||
102 | r = cx_fprintf(&buf, PrintfFixture::write_func, "%c", 'A'); | |
103 | EXPECT_EQ(r, 1); | |
104 | EXPECT_EQ(buf, "A"); | |
105 | ||
106 | r = cx_fprintf(&buf, PrintfFixture::write_func, "%i %d %.6i %i %.0i %+i %i", 1, 2, 3, 0, 0, 4, -4); | |
107 | EXPECT_EQ(r, 19); | |
108 | EXPECT_EQ(buf, "1 2 000003 0 +4 -4"); | |
109 | ||
110 | r = cx_fprintf(&buf, PrintfFixture::write_func, "%x %x %X %#x", 5, 10, 10, 6); | |
111 | EXPECT_EQ(r, 9); | |
112 | EXPECT_EQ(buf, "5 a A 0x6"); | |
113 | ||
114 | r = cx_fprintf(&buf, PrintfFixture::write_func, "%o %#o %#o", 10, 10, 4); | |
115 | EXPECT_EQ(r, 9); | |
116 | EXPECT_EQ(buf, "12 012 04"); | |
117 | ||
118 | r = cx_fprintf(&buf, PrintfFixture::write_func, "%05.2f %.2f %5.2f", 1.5, 1.5, 1.5); | |
119 | EXPECT_EQ(r, 16); | |
120 | EXPECT_EQ(buf, "01.50 1.50 1.50"); | |
121 | ||
122 | r = cx_fprintf(&buf, PrintfFixture::write_func, "'%*c'", 5, 'x'); | |
123 | EXPECT_EQ(r, 7); | |
124 | EXPECT_EQ(buf, "' x'"); | |
125 | ||
126 | r = cx_fprintf(&buf, PrintfFixture::write_func, "'%*c'", -5, 'x'); | |
127 | EXPECT_EQ(r, 7); | |
128 | EXPECT_EQ(buf, "'x '"); | |
129 | } | |
130 | ||
131 | TEST_F(PrintfFixture, BPrintfLargeString) { | |
132 | CxBuffer buf; | |
133 | cxBufferInit(&buf, nullptr, 64, &alloc, CX_BUFFER_AUTO_EXTEND); | |
134 | ||
135 | auto aaa = std::string(512, 'a'); | |
136 | auto bbb = std::string(512, 'b'); | |
137 | ||
138 | auto r = cx_bprintf(&buf, "After %s comes %s.", aaa.data(), bbb.data()); | |
139 | EXPECT_EQ(r, 1038); | |
140 | EXPECT_EQ(buf.size, 1038); | |
141 | cxBufferPut(&buf, 0); | |
142 | EXPECT_EQ(buf.space, std::string("After ") + aaa + " comes " + bbb + "."); | |
143 | ||
144 | cxBufferDestroy(&buf); | |
145 | } | |
146 | ||
147 | TEST_F(PrintfFixture, BPrintfNoCap) { | |
148 | CxBuffer buf; | |
149 | char space[20]; | |
150 | memset(space, 'a', 20); | |
151 | cxBufferInit(&buf, space, 16, &alloc, 0); | |
152 | ||
153 | auto r = cx_bprintf(&buf, "Hello %s with more than %d chars.", "string", 16); | |
154 | EXPECT_EQ(r, 16); | |
155 | EXPECT_EQ(buf.size, 16); | |
156 | EXPECT_EQ(0, memcmp(space, "Hello string witaaaa", 20)); | |
157 | ||
158 | cxBufferDestroy(&buf); | |
159 | } | |
160 | ||
161 | TEST_F(PrintfFixture, SPrintf) { | |
162 | auto h = "Hello"; | |
163 | ||
164 | std::vector<char *> fl; | |
165 | cxmutstr r; | |
166 | ||
167 | r = cx_asprintf_a(&alloc, "teststring"); | |
168 | EXPECT_EQ(r.length, 10); | |
169 | EXPECT_STREQ(r.ptr, "teststring"); | |
170 | fl.push_back(r.ptr); | |
171 | ||
172 | r = cx_asprintf_a(&alloc, "[%10s]", h); | |
173 | EXPECT_EQ(r.length, 12); | |
174 | EXPECT_STREQ(r.ptr, "[ Hello]"); | |
175 | fl.push_back(r.ptr); | |
176 | ||
177 | r = cx_asprintf_a(&alloc, "[%-10s]", h); | |
178 | EXPECT_EQ(r.length, 12); | |
179 | EXPECT_STREQ(r.ptr, "[Hello ]"); | |
180 | fl.push_back(r.ptr); | |
181 | ||
182 | r = cx_asprintf_a(&alloc, "[%*s]", 10, h); | |
183 | EXPECT_EQ(r.length, 12); | |
184 | EXPECT_STREQ(r.ptr, "[ Hello]"); | |
185 | fl.push_back(r.ptr); | |
186 | ||
187 | r = cx_asprintf_a(&alloc, "[%-10.*s]", 4, h); | |
188 | EXPECT_EQ(r.length, 12); | |
189 | EXPECT_STREQ(r.ptr, "[Hell ]"); | |
190 | fl.push_back(r.ptr); | |
191 | ||
192 | r = cx_asprintf_a(&alloc, "[%-*.*s]", 10, 4, h); | |
193 | EXPECT_EQ(r.length, 12); | |
194 | EXPECT_STREQ(r.ptr, "[Hell ]"); | |
195 | fl.push_back(r.ptr); | |
196 | ||
197 | r = cx_asprintf_a(&alloc, "%c", 'A'); | |
198 | EXPECT_EQ(r.length, 1); | |
199 | EXPECT_STREQ(r.ptr, "A"); | |
200 | fl.push_back(r.ptr); | |
201 | ||
202 | r = cx_asprintf_a(&alloc, "%i %d %.6i %i %.0i %+i %i", 1, 2, 3, 0, 0, 4, -4); | |
203 | EXPECT_EQ(r.length, 19); | |
204 | EXPECT_STREQ(r.ptr, "1 2 000003 0 +4 -4"); | |
205 | fl.push_back(r.ptr); | |
206 | ||
207 | r = cx_asprintf_a(&alloc, "%x %x %X %#x", 5, 10, 10, 6); | |
208 | EXPECT_EQ(r.length, 9); | |
209 | EXPECT_STREQ(r.ptr, "5 a A 0x6"); | |
210 | fl.push_back(r.ptr); | |
211 | ||
212 | r = cx_asprintf_a(&alloc, "%o %#o %#o", 10, 10, 4); | |
213 | EXPECT_EQ(r.length, 9); | |
214 | EXPECT_STREQ(r.ptr, "12 012 04"); | |
215 | fl.push_back(r.ptr); | |
216 | ||
217 | r = cx_asprintf_a(&alloc, "%05.2f %.2f %5.2f", 1.5, 1.5, 1.5); | |
218 | EXPECT_EQ(r.length, 16); | |
219 | EXPECT_STREQ(r.ptr, "01.50 1.50 1.50"); | |
220 | fl.push_back(r.ptr); | |
221 | ||
222 | r = cx_asprintf_a(&alloc, "'%*c'", 5, 'x'); | |
223 | EXPECT_EQ(r.length, 7); | |
224 | EXPECT_STREQ(r.ptr, "' x'"); | |
225 | fl.push_back(r.ptr); | |
226 | ||
227 | r = cx_asprintf_a(&alloc, "'%*c'", -5, 'x'); | |
228 | EXPECT_EQ(r.length, 7); | |
229 | EXPECT_STREQ(r.ptr, "'x '"); | |
230 | fl.push_back(r.ptr); | |
231 | ||
232 | for (auto c: fl) { | |
233 | auto s = cx_mutstrn(c, 0); | |
234 | cx_strfree_a(&alloc, &s); | |
235 | } | |
236 | } | |
237 | ||
238 | TEST_F(PrintfFixture, SPrintfLargeString) { | |
239 | auto aaa = std::string(512, 'a'); | |
240 | auto bbb = std::string(512, 'b'); | |
241 | ||
242 | auto r = cx_asprintf_a(&alloc, "After %s comes %s.", aaa.data(), bbb.data()); | |
243 | EXPECT_EQ(r.length, 1038); | |
244 | EXPECT_EQ(r.ptr, std::string("After ") + aaa + " comes " + bbb + "."); | |
245 | EXPECT_EQ(r.ptr[1038], '\0'); | |
246 | ||
247 | cx_strfree_a(&alloc, &r); | |
248 | } |