File size: 4,570 Bytes
cf36d98 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 | package main
import (
"fmt"
"os"
"strings"
"testing"
)
func TestExtractMissingHeader(t *testing.T) {
missingHeaderMessage := `path/to/file.cpp:8:10: fatal error: 'missingheader.h' file not found
#include "missingheader.h"
^~~~~~~~~~~~
1 error generated.
`
res, _ := ExtractMissingHeader(missingHeaderMessage)
expected := "missingheader.h"
if strings.Compare(res, expected) != 0 {
t.Errorf("Got: %s. Expected: %s.", res, expected)
}
}
func TestGetHeaderCorrectedFilename(t *testing.T) {
missingHeaderMessage := `path/to/file.cpp:8:10: fatal error: 'missingheader.h' file not found
#include "missingheader.h"
^~~~~~~~~~~~
1 error generated.
`
_, correctedFilename, _ := GetHeaderCorrectedFilename(missingHeaderMessage)
expected := "path/to/jcc-corrected-file.cpp"
if strings.Compare(correctedFilename, expected) != 0 {
t.Errorf("Got: %s. Expected: %s.", correctedFilename, expected)
}
}
func TestFindMissingHeader(t *testing.T) {
pwd, _ := os.Getwd()
t.Setenv("JCC_MISSING_HEADER_SEARCH_PATH", pwd)
location, _ := FindMissingHeader("header.h")
expected := pwd + "/testdata/path/to/header.h"
if strings.Compare(location, expected) != 0 {
t.Errorf("Got: %s. Expected: %s.", location, expected)
}
}
func TestCorrectMissingHeaders(t *testing.T) {
pwd, _ := os.Getwd()
t.Setenv("JCC_MISSING_HEADER_SEARCH_PATH", pwd)
cfile := pwd + "/testdata/cfile.c"
cmd := [4]string{"-fsanitize=address", cfile, "-o", "/tmp/blah"}
res, err := CorrectMissingHeaders("clang", cmd[:])
if !res {
fmt.Println(err)
t.Errorf("Expected successful compilation")
}
}
func TestGetHeaderCorrectedCmd(t *testing.T) {
compilerErr := `testdata/cpp.cc:8:10: fatal error: 'missingheader.h' file not found
#include "missingheader.h"
^~~~~~~~~~~~
1 error generated.
`
cmd := [3]string{"-fsanitize=address", "file.cpp", "path/to/cpp.cc"}
expectedFixedCmd := [3]string{"-fanitize=address", "file.cpp", "path/to/jcc-corrected-cpp.cc"}
fixedCmd, _, _ := GetHeaderCorrectedCmd(cmd[:], compilerErr)
if strings.Compare(fixedCmd[1], expectedFixedCmd[1]) != 0 {
t.Errorf("Expected %s, got: %s", expectedFixedCmd, fixedCmd)
}
}
func TestCppifyHeaderIncludes(t *testing.T) {
t.Setenv("JCC_CPPIFY_PROJECT_HEADERS", "1")
src := `// Copyright blah
#include <stddef.h>
#include "fuzz.h"
#include "x/y.h"
extern "C" LLVMFuzzerTestOneInput(uint8_t* data, size_t sz) {
return 0;
}`
newFile, _ := CppifyHeaderIncludes(src)
expected := `// Copyright blah
#include <stddef.h>
extern "C" {
#include "fuzz.h"
}
extern "C" {
#include "x/y.h"
}
extern "C" LLVMFuzzerTestOneInput(uint8_t* data, size_t sz) {
return 0;
}
/* JCCCppifyHeadersMagicString */
`
if strings.Compare(newFile, expected) != 0 {
t.Errorf("Expected: %s, got: %s", expected, newFile)
}
}
func TestCppifyHeaderIncludesShouldnt(t *testing.T) {
src := `// Copyright blah
#include <stddef.h>
#include "fuzz.h"
#include "x/y.h"
extern "C" LLVMFuzzerTestOneInput(uint8_t* data, size_t sz) {
return 0;
}`
newFile, _ := CppifyHeaderIncludes(src)
if strings.Compare(newFile, src) != 0 {
t.Errorf("Expected: %s. Got: %s", src, newFile)
}
}
func TestCppifyHeaderIncludesAlready(t *testing.T) {
src := `// Copyright blah
#include <stddef.h>
#include "fuzz.h"
#include "x/y.h"
extern "C" LLVMFuzzerTestOneInput(uint8_t* data, size_t sz) {
return 0;
}
/* JCCCppifyHeadersMagicString */
`
newFile, _ := CppifyHeaderIncludes(src)
if strings.Compare(newFile, src) != 0 {
t.Errorf("Expected %s, got: %s", src, newFile)
}
}
func TestExtractMissingHeaderNonHeaderFailure(t *testing.T) {
missingHeaderMessage := `clang: error: no such file or directory: 'x'
clang: error: no input files`
header, res := ExtractMissingHeader(missingHeaderMessage)
if res {
t.Errorf("Expected no match, got: %s", header)
}
}
func TestReplaceMissingHeader(t *testing.T) {
cfile := `// Copyright 2035 Robots
#include <stddef.h>
#include <cstdint>
// Some libraries like OpenSSL will use brackets for their own headers.
#include <missingheader.h>
int LLVMFuzzerTestOneInput(uint8_t* data, size_t size) {
return 0;
}
`
res := ReplaceMissingHeader(cfile, "missingheader.h", "path/to/includes/missingheader.h")
expected := `// Copyright 2035 Robots
#include <stddef.h>
#include <cstdint>
// Some libraries like OpenSSL will use brackets for their own headers.
#include "path/to/includes/missingheader.h"
int LLVMFuzzerTestOneInput(uint8_t* data, size_t size) {
return 0;
}
`
if strings.Compare(res, expected) != 0 {
t.Errorf("Got: %s. Expected: %s.", res, expected)
}
}
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