Fri, 07 Jul 2023 17:51:54 +0200
make streamcopy buffer sizes overridable
universe@636 | 1 | /* |
universe@636 | 2 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER. |
universe@636 | 3 | * |
universe@636 | 4 | * Copyright 2021 Mike Becker, Olaf Wintermann All rights reserved. |
universe@636 | 5 | * |
universe@636 | 6 | * Redistribution and use in source and binary forms, with or without |
universe@636 | 7 | * modification, are permitted provided that the following conditions are met: |
universe@636 | 8 | * |
universe@636 | 9 | * 1. Redistributions of source code must retain the above copyright |
universe@636 | 10 | * notice, this list of conditions and the following disclaimer. |
universe@636 | 11 | * |
universe@636 | 12 | * 2. Redistributions in binary form must reproduce the above copyright |
universe@636 | 13 | * notice, this list of conditions and the following disclaimer in the |
universe@636 | 14 | * documentation and/or other materials provided with the distribution. |
universe@636 | 15 | * |
universe@636 | 16 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
universe@636 | 17 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
universe@636 | 18 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
universe@636 | 19 | * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE |
universe@636 | 20 | * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
universe@636 | 21 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
universe@636 | 22 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
universe@636 | 23 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
universe@636 | 24 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
universe@636 | 25 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
universe@636 | 26 | * POSSIBILITY OF SUCH DAMAGE. |
universe@636 | 27 | */ |
universe@636 | 28 | |
universe@636 | 29 | #include "cx/printf.h" |
universe@636 | 30 | #include "cx/buffer.h" |
universe@636 | 31 | |
universe@636 | 32 | #include <gtest/gtest.h> |
universe@636 | 33 | #include "util_allocator.h" |
universe@636 | 34 | |
universe@636 | 35 | class PrintfFixture : public ::testing::Test { |
universe@636 | 36 | protected: |
universe@636 | 37 | std::string buf; |
universe@636 | 38 | CxTestingAllocator alloc; |
universe@636 | 39 | |
universe@636 | 40 | void TearDown() override { |
universe@636 | 41 | buf.clear(); |
universe@636 | 42 | ASSERT_TRUE(alloc.verify()); |
universe@636 | 43 | } |
universe@636 | 44 | |
universe@636 | 45 | static size_t write_func( |
universe@636 | 46 | void const *src, |
universe@636 | 47 | size_t esize, |
universe@636 | 48 | size_t ecount, |
universe@636 | 49 | void *target |
universe@636 | 50 | ) { |
universe@636 | 51 | auto str = reinterpret_cast<char const *>(src); |
universe@636 | 52 | auto buf = reinterpret_cast<std::string *>(target); |
universe@636 | 53 | EXPECT_EQ(esize, 1); |
universe@636 | 54 | EXPECT_EQ(strlen(str), ecount); |
universe@636 | 55 | *buf = str; |
universe@636 | 56 | return ecount; |
universe@636 | 57 | } |
universe@636 | 58 | }; |
universe@636 | 59 | |
universe@636 | 60 | |
universe@636 | 61 | TEST_F(PrintfFixture, BPrintf) { |
universe@636 | 62 | CxBuffer buf; |
universe@636 | 63 | cxBufferInit(&buf, nullptr, 64, &alloc, 0); |
universe@636 | 64 | |
universe@636 | 65 | auto r = cx_bprintf(&buf, "This %s aged %u years in a %2XSK.", "Test", 10, 0xca); |
universe@636 | 66 | EXPECT_EQ(r, 34); |
universe@636 | 67 | EXPECT_EQ(buf.size, 34); |
universe@636 | 68 | buf.space[r] = '\0'; |
universe@636 | 69 | EXPECT_STREQ(buf.space, "This Test aged 10 years in a CASK."); |
universe@636 | 70 | |
universe@636 | 71 | cxBufferDestroy(&buf); |
universe@636 | 72 | } |
universe@636 | 73 | |
universe@636 | 74 | TEST_F(PrintfFixture, FPrintf) { |
universe@636 | 75 | auto h = "Hello"; |
universe@636 | 76 | size_t r; |
universe@636 | 77 | |
universe@636 | 78 | r = cx_fprintf(&buf, PrintfFixture::write_func, "teststring"); |
universe@636 | 79 | EXPECT_EQ(r, 10); |
universe@636 | 80 | EXPECT_EQ(buf, "teststring"); |
universe@636 | 81 | |
universe@636 | 82 | r = cx_fprintf(&buf, PrintfFixture::write_func, "[%10s]", h); |
universe@636 | 83 | EXPECT_EQ(r, 12); |
universe@636 | 84 | EXPECT_EQ(buf, "[ Hello]"); |
universe@636 | 85 | |
universe@636 | 86 | r = cx_fprintf(&buf, PrintfFixture::write_func, "[%-10s]", h); |
universe@636 | 87 | EXPECT_EQ(r, 12); |
universe@636 | 88 | EXPECT_EQ(buf, "[Hello ]"); |
universe@636 | 89 | |
universe@636 | 90 | r = cx_fprintf(&buf, PrintfFixture::write_func, "[%*s]", 10, h); |
universe@636 | 91 | EXPECT_EQ(r, 12); |
universe@636 | 92 | EXPECT_EQ(buf, "[ Hello]"); |
universe@636 | 93 | |
universe@636 | 94 | r = cx_fprintf(&buf, PrintfFixture::write_func, "[%-10.*s]", 4, h); |
universe@636 | 95 | EXPECT_EQ(r, 12); |
universe@636 | 96 | EXPECT_EQ(buf, "[Hell ]"); |
universe@636 | 97 | |
universe@636 | 98 | r = cx_fprintf(&buf, PrintfFixture::write_func, "[%-*.*s]", 10, 4, h); |
universe@636 | 99 | EXPECT_EQ(r, 12); |
universe@636 | 100 | EXPECT_EQ(buf, "[Hell ]"); |
universe@636 | 101 | |
universe@636 | 102 | r = cx_fprintf(&buf, PrintfFixture::write_func, "%c", 'A'); |
universe@636 | 103 | EXPECT_EQ(r, 1); |
universe@636 | 104 | EXPECT_EQ(buf, "A"); |
universe@636 | 105 | |
universe@636 | 106 | r = cx_fprintf(&buf, PrintfFixture::write_func, "%i %d %.6i %i %.0i %+i %i", 1, 2, 3, 0, 0, 4, -4); |
universe@636 | 107 | EXPECT_EQ(r, 19); |
universe@636 | 108 | EXPECT_EQ(buf, "1 2 000003 0 +4 -4"); |
universe@636 | 109 | |
universe@636 | 110 | r = cx_fprintf(&buf, PrintfFixture::write_func, "%x %x %X %#x", 5, 10, 10, 6); |
universe@636 | 111 | EXPECT_EQ(r, 9); |
universe@636 | 112 | EXPECT_EQ(buf, "5 a A 0x6"); |
universe@636 | 113 | |
universe@636 | 114 | r = cx_fprintf(&buf, PrintfFixture::write_func, "%o %#o %#o", 10, 10, 4); |
universe@636 | 115 | EXPECT_EQ(r, 9); |
universe@636 | 116 | EXPECT_EQ(buf, "12 012 04"); |
universe@636 | 117 | |
universe@636 | 118 | r = cx_fprintf(&buf, PrintfFixture::write_func, "%05.2f %.2f %5.2f", 1.5, 1.5, 1.5); |
universe@636 | 119 | EXPECT_EQ(r, 16); |
universe@636 | 120 | EXPECT_EQ(buf, "01.50 1.50 1.50"); |
universe@636 | 121 | |
universe@636 | 122 | r = cx_fprintf(&buf, PrintfFixture::write_func, "'%*c'", 5, 'x'); |
universe@636 | 123 | EXPECT_EQ(r, 7); |
universe@636 | 124 | EXPECT_EQ(buf, "' x'"); |
universe@636 | 125 | |
universe@636 | 126 | r = cx_fprintf(&buf, PrintfFixture::write_func, "'%*c'", -5, 'x'); |
universe@636 | 127 | EXPECT_EQ(r, 7); |
universe@636 | 128 | EXPECT_EQ(buf, "'x '"); |
universe@636 | 129 | } |
universe@636 | 130 | |
universe@636 | 131 | TEST_F(PrintfFixture, BPrintfLargeString) { |
universe@636 | 132 | CxBuffer buf; |
universe@636 | 133 | cxBufferInit(&buf, nullptr, 64, &alloc, CX_BUFFER_AUTO_EXTEND); |
universe@636 | 134 | |
universe@636 | 135 | auto aaa = std::string(512, 'a'); |
universe@636 | 136 | auto bbb = std::string(512, 'b'); |
universe@636 | 137 | |
universe@636 | 138 | auto r = cx_bprintf(&buf, "After %s comes %s.", aaa.data(), bbb.data()); |
universe@636 | 139 | EXPECT_EQ(r, 1038); |
universe@636 | 140 | EXPECT_EQ(buf.size, 1038); |
universe@636 | 141 | cxBufferPut(&buf, 0); |
universe@636 | 142 | EXPECT_EQ(buf.space, std::string("After ") + aaa + " comes " + bbb + "."); |
universe@636 | 143 | |
universe@636 | 144 | cxBufferDestroy(&buf); |
universe@636 | 145 | } |
universe@636 | 146 | |
universe@636 | 147 | TEST_F(PrintfFixture, BPrintfNoCap) { |
universe@636 | 148 | CxBuffer buf; |
universe@636 | 149 | char space[20]; |
universe@636 | 150 | memset(space, 'a', 20); |
universe@636 | 151 | cxBufferInit(&buf, space, 16, &alloc, 0); |
universe@636 | 152 | |
universe@636 | 153 | auto r = cx_bprintf(&buf, "Hello %s with more than %d chars.", "string", 16); |
universe@636 | 154 | EXPECT_EQ(r, 16); |
universe@636 | 155 | EXPECT_EQ(buf.size, 16); |
universe@636 | 156 | EXPECT_EQ(0, memcmp(space, "Hello string witaaaa", 20)); |
universe@636 | 157 | |
universe@636 | 158 | cxBufferDestroy(&buf); |
universe@636 | 159 | } |
universe@636 | 160 | |
universe@636 | 161 | TEST_F(PrintfFixture, SPrintf) { |
universe@636 | 162 | auto h = "Hello"; |
universe@636 | 163 | |
universe@636 | 164 | std::vector<char *> fl; |
universe@636 | 165 | cxmutstr r; |
universe@636 | 166 | |
universe@636 | 167 | r = cx_asprintf_a(&alloc, "teststring"); |
universe@636 | 168 | EXPECT_EQ(r.length, 10); |
universe@636 | 169 | EXPECT_STREQ(r.ptr, "teststring"); |
universe@636 | 170 | fl.push_back(r.ptr); |
universe@636 | 171 | |
universe@636 | 172 | r = cx_asprintf_a(&alloc, "[%10s]", h); |
universe@636 | 173 | EXPECT_EQ(r.length, 12); |
universe@636 | 174 | EXPECT_STREQ(r.ptr, "[ Hello]"); |
universe@636 | 175 | fl.push_back(r.ptr); |
universe@636 | 176 | |
universe@636 | 177 | r = cx_asprintf_a(&alloc, "[%-10s]", h); |
universe@636 | 178 | EXPECT_EQ(r.length, 12); |
universe@636 | 179 | EXPECT_STREQ(r.ptr, "[Hello ]"); |
universe@636 | 180 | fl.push_back(r.ptr); |
universe@636 | 181 | |
universe@636 | 182 | r = cx_asprintf_a(&alloc, "[%*s]", 10, h); |
universe@636 | 183 | EXPECT_EQ(r.length, 12); |
universe@636 | 184 | EXPECT_STREQ(r.ptr, "[ Hello]"); |
universe@636 | 185 | fl.push_back(r.ptr); |
universe@636 | 186 | |
universe@636 | 187 | r = cx_asprintf_a(&alloc, "[%-10.*s]", 4, h); |
universe@636 | 188 | EXPECT_EQ(r.length, 12); |
universe@636 | 189 | EXPECT_STREQ(r.ptr, "[Hell ]"); |
universe@636 | 190 | fl.push_back(r.ptr); |
universe@636 | 191 | |
universe@636 | 192 | r = cx_asprintf_a(&alloc, "[%-*.*s]", 10, 4, h); |
universe@636 | 193 | EXPECT_EQ(r.length, 12); |
universe@636 | 194 | EXPECT_STREQ(r.ptr, "[Hell ]"); |
universe@636 | 195 | fl.push_back(r.ptr); |
universe@636 | 196 | |
universe@636 | 197 | r = cx_asprintf_a(&alloc, "%c", 'A'); |
universe@636 | 198 | EXPECT_EQ(r.length, 1); |
universe@636 | 199 | EXPECT_STREQ(r.ptr, "A"); |
universe@636 | 200 | fl.push_back(r.ptr); |
universe@636 | 201 | |
universe@636 | 202 | r = cx_asprintf_a(&alloc, "%i %d %.6i %i %.0i %+i %i", 1, 2, 3, 0, 0, 4, -4); |
universe@636 | 203 | EXPECT_EQ(r.length, 19); |
universe@636 | 204 | EXPECT_STREQ(r.ptr, "1 2 000003 0 +4 -4"); |
universe@636 | 205 | fl.push_back(r.ptr); |
universe@636 | 206 | |
universe@636 | 207 | r = cx_asprintf_a(&alloc, "%x %x %X %#x", 5, 10, 10, 6); |
universe@636 | 208 | EXPECT_EQ(r.length, 9); |
universe@636 | 209 | EXPECT_STREQ(r.ptr, "5 a A 0x6"); |
universe@636 | 210 | fl.push_back(r.ptr); |
universe@636 | 211 | |
universe@636 | 212 | r = cx_asprintf_a(&alloc, "%o %#o %#o", 10, 10, 4); |
universe@636 | 213 | EXPECT_EQ(r.length, 9); |
universe@636 | 214 | EXPECT_STREQ(r.ptr, "12 012 04"); |
universe@636 | 215 | fl.push_back(r.ptr); |
universe@636 | 216 | |
universe@636 | 217 | r = cx_asprintf_a(&alloc, "%05.2f %.2f %5.2f", 1.5, 1.5, 1.5); |
universe@636 | 218 | EXPECT_EQ(r.length, 16); |
universe@636 | 219 | EXPECT_STREQ(r.ptr, "01.50 1.50 1.50"); |
universe@636 | 220 | fl.push_back(r.ptr); |
universe@636 | 221 | |
universe@636 | 222 | r = cx_asprintf_a(&alloc, "'%*c'", 5, 'x'); |
universe@636 | 223 | EXPECT_EQ(r.length, 7); |
universe@636 | 224 | EXPECT_STREQ(r.ptr, "' x'"); |
universe@636 | 225 | fl.push_back(r.ptr); |
universe@636 | 226 | |
universe@636 | 227 | r = cx_asprintf_a(&alloc, "'%*c'", -5, 'x'); |
universe@636 | 228 | EXPECT_EQ(r.length, 7); |
universe@636 | 229 | EXPECT_STREQ(r.ptr, "'x '"); |
universe@636 | 230 | fl.push_back(r.ptr); |
universe@636 | 231 | |
universe@636 | 232 | for (auto c: fl) { |
universe@636 | 233 | auto s = cx_mutstrn(c, 0); |
universe@636 | 234 | cx_strfree_a(&alloc, &s); |
universe@636 | 235 | } |
universe@636 | 236 | } |
universe@636 | 237 | |
universe@636 | 238 | TEST_F(PrintfFixture, SPrintfLargeString) { |
universe@636 | 239 | auto aaa = std::string(512, 'a'); |
universe@636 | 240 | auto bbb = std::string(512, 'b'); |
universe@636 | 241 | |
universe@636 | 242 | auto r = cx_asprintf_a(&alloc, "After %s comes %s.", aaa.data(), bbb.data()); |
universe@636 | 243 | EXPECT_EQ(r.length, 1038); |
universe@636 | 244 | EXPECT_EQ(r.ptr, std::string("After ") + aaa + " comes " + bbb + "."); |
universe@636 | 245 | EXPECT_EQ(r.ptr[1038], '\0'); |
universe@636 | 246 | |
universe@636 | 247 | cx_strfree_a(&alloc, &r); |
universe@636 | 248 | } |