1 //===-- PrintfMatcher.cpp ---------------------------------------*- C++ -*-===// 2 // 3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4 // See https://llvm.org/LICENSE.txt for license information. 5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6 // 7 //===----------------------------------------------------------------------===// 8 9 #include "PrintfMatcher.h" 10 11 #include "src/__support/FPUtil/FPBits.h" 12 #include "src/__support/macros/config.h" 13 #include "src/stdio/printf_core/core_structs.h" 14 15 #include "test/UnitTest/StringUtils.h" 16 #include "test/UnitTest/Test.h" 17 18 #include <stdint.h> 19 20 namespace LIBC_NAMESPACE_DECL { 21 namespace testing { 22 23 using printf_core::FormatFlags; 24 using printf_core::FormatSection; 25 using printf_core::LengthModifier; 26 match(FormatSection actualValue)27bool FormatSectionMatcher::match(FormatSection actualValue) { 28 actual = actualValue; 29 return expected == actual; 30 } 31 32 namespace { 33 34 #define IF_FLAG_SHOW_FLAG(flag_name) \ 35 do { \ 36 if ((form.flags & FormatFlags::flag_name) == FormatFlags::flag_name) \ 37 tlog << "\n\t\t" << #flag_name; \ 38 } while (false) 39 #define CASE_LM(lm) \ 40 case (LengthModifier::lm): \ 41 tlog << #lm; \ 42 break 43 #define CASE_LM_BIT_WIDTH(lm, bw) \ 44 case (LengthModifier::lm): \ 45 tlog << #lm << "\n\tbit width: :" << bw; \ 46 break 47 display(FormatSection form)48static void display(FormatSection form) { 49 tlog << "Raw String (len " << form.raw_string.size() << "): \""; 50 for (size_t i = 0; i < form.raw_string.size(); ++i) { 51 tlog << form.raw_string[i]; 52 } 53 tlog << "\""; 54 if (form.has_conv) { 55 tlog << "\n\tHas Conv\n\tFlags:"; 56 IF_FLAG_SHOW_FLAG(LEFT_JUSTIFIED); 57 IF_FLAG_SHOW_FLAG(FORCE_SIGN); 58 IF_FLAG_SHOW_FLAG(SPACE_PREFIX); 59 IF_FLAG_SHOW_FLAG(ALTERNATE_FORM); 60 IF_FLAG_SHOW_FLAG(LEADING_ZEROES); 61 tlog << "\n"; 62 tlog << "\tmin width: " << form.min_width << "\n"; 63 tlog << "\tprecision: " << form.precision << "\n"; 64 tlog << "\tlength modifier: "; 65 switch (form.length_modifier) { 66 CASE_LM(none); 67 CASE_LM(l); 68 CASE_LM(ll); 69 CASE_LM(h); 70 CASE_LM(hh); 71 CASE_LM(j); 72 CASE_LM(z); 73 CASE_LM(t); 74 CASE_LM(L); 75 CASE_LM_BIT_WIDTH(w, form.bit_width); 76 CASE_LM_BIT_WIDTH(wf, form.bit_width); 77 } 78 tlog << "\n"; 79 tlog << "\tconversion name: " << form.conv_name << "\n"; 80 if (form.conv_name == 'p' || form.conv_name == 'n' || form.conv_name == 's') 81 tlog << "\tpointer value: " 82 << int_to_hex<uintptr_t>( 83 reinterpret_cast<uintptr_t>(form.conv_val_ptr)) 84 << "\n"; 85 else if (form.conv_name != '%') 86 tlog << "\tvalue: " 87 << int_to_hex<fputil::FPBits<long double>::StorageType>( 88 form.conv_val_raw) 89 << "\n"; 90 } 91 } 92 } // anonymous namespace 93 explainError()94void FormatSectionMatcher::explainError() { 95 tlog << "expected format section: "; 96 display(expected); 97 tlog << '\n'; 98 tlog << "actual format section : "; 99 display(actual); 100 tlog << '\n'; 101 } 102 103 } // namespace testing 104 } // namespace LIBC_NAMESPACE_DECL 105