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