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clparser_test.go
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// Copyright 2011 Google Inc. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package nin
import (
"testing"
"github.com/google/go-cmp/cmp"
)
func TestCLParserTest_ShowIncludes(t *testing.T) {
if "" != filterShowIncludes("", "") {
t.Fatal("expected equal")
}
if "" != filterShowIncludes("Sample compiler output", "") {
t.Fatal("expected equal")
}
if "c:\\Some Files\\foobar.h" != filterShowIncludes("Note: including file: c:\\Some Files\\foobar.h", "") {
t.Fatal("expected equal")
}
if "c:\\initspaces.h" != filterShowIncludes("Note: including file: c:\\initspaces.h", "") {
t.Fatal("expected equal")
}
if "c:\\initspaces.h" != filterShowIncludes("Non-default prefix: inc file: c:\\initspaces.h", "Non-default prefix: inc file:") {
t.Fatal("expected equal")
}
}
func TestCLParserTest_FilterInputFilename(t *testing.T) {
if !filterInputFilename("foobar.cc") {
t.Fatal("expected true")
}
if !filterInputFilename("foo bar.cc") {
t.Fatal("expected true")
}
if !filterInputFilename("baz.c") {
t.Fatal("expected true")
}
if !filterInputFilename("FOOBAR.CC") {
t.Fatal("expected true")
}
if filterInputFilename("src\\cl_helper.cc(166) : fatal error C1075: end of file found ...") {
t.Fatal("expected false")
}
}
func TestCLParserTest_ParseSimple(t *testing.T) {
parser := NewCLParser()
output := ""
if err := parser.Parse("foo\r\nNote: inc file prefix: foo.h\r\nbar\r\n", "Note: inc file prefix:", &output); err != nil {
t.Fatal(err)
}
if "foo\nbar\n" != output {
t.Fatal(output)
}
if diff := cmp.Diff(map[string]struct{}{"foo.h": {}}, parser.includes); diff != "" {
t.Fatal(diff)
}
}
func TestCLParserTest_ParseFilenameFilter(t *testing.T) {
parser := NewCLParser()
output := ""
if err := parser.Parse("foo.cc\r\ncl: warning\r\n", "", &output); err != nil {
t.Fatal(err)
}
if "cl: warning\n" != output {
t.Fatal(output)
}
}
func TestCLParserTest_NoFilenameFilterAfterShowIncludes(t *testing.T) {
parser := NewCLParser()
output := ""
if err := parser.Parse("foo.cc\r\nNote: including file: foo.h\r\nsomething something foo.cc\r\n", "", &output); err != nil {
t.Fatal(err)
}
if "something something foo.cc\n" != output {
t.Fatal(output)
}
}
func TestCLParserTest_ParseSystemInclude(t *testing.T) {
parser := NewCLParser()
output := ""
if err := parser.Parse("Note: including file: c:\\Program Files\\foo.h\r\nNote: including file: d:\\Microsoft Visual Studio\\bar.h\r\nNote: including file: path.h\r\n", "", &output); err != nil {
t.Fatal(err)
}
// We should have dropped the first two includes because they look like
// system headers.
if "" != output {
t.Fatal("expected equal")
}
if diff := cmp.Diff(map[string]struct{}{"path.h": {}}, parser.includes); diff != "" {
t.Fatal(diff)
}
}
func TestCLParserTest_DuplicatedHeader(t *testing.T) {
parser := NewCLParser()
output := ""
if err := parser.Parse("Note: including file: foo.h\r\nNote: including file: bar.h\r\nNote: including file: foo.h\r\n", "", &output); err != nil {
t.Fatal(err)
}
// We should have dropped one copy of foo.h.
if "" != output {
t.Fatal("expected equal")
}
if 2 != len(parser.includes) {
t.Fatal("expected equal")
}
}
func TestCLParserTest_DuplicatedHeaderPathConverted(t *testing.T) {
parser := NewCLParser()
output := ""
// This isn't inline in the Parse() call below because the #ifdef in
// a macro expansion would confuse MSVC2013's preprocessor.
input := "Note: including file: sub/./foo.h\r\nNote: including file: bar.h\r\nNote: including file: sub\\foo.h\r\n"
if err := parser.Parse(input, "", &output); err != nil {
t.Fatal(err)
}
// We should have dropped one copy of foo.h.
if "" != output {
t.Fatal("expected equal")
}
if 2 != len(parser.includes) {
t.Fatal(parser.includes)
}
}
var dummyBenchmarkCLParser = ""
const benchmarkCLParserInput = "Note: including file: C:\\Program Files (x86)\\Microsoft Visual Studio 14.0\\VC\\INCLUDE\\iostream\r\n" +
"Note: including file: C:\\Program Files (x86)\\Microsoft Visual Studio 14.0\\VC\\INCLUDE\\istream\r\n" +
"Note: including file: C:\\Program Files (x86)\\Microsoft Visual Studio 14.0\\VC\\INCLUDE\\ostream\r\n" +
"Note: including file: C:\\Program Files (x86)\\Microsoft Visual Studio 14.0\\VC\\INCLUDE\\ios\r\n" +
"Note: including file: C:\\Program Files (x86)\\Microsoft Visual Studio 14.0\\VC\\INCLUDE\\xlocnum\r\n" +
"Note: including file: C:\\Program Files (x86)\\Microsoft Visual Studio 14.0\\VC\\INCLUDE\\climits\r\n" +
"Note: including file: C:\\Program Files (x86)\\Microsoft Visual Studio 14.0\\VC\\INCLUDE\\yvals.h\r\n" +
"Note: including file: C:\\Program Files (x86)\\Microsoft Visual Studio 14.0\\VC\\INCLUDE\\xkeycheck.h\r\n" +
"Note: including file: C:\\Program Files (x86)\\Microsoft Visual Studio 14.0\\VC\\INCLUDE\\crtdefs.h\r\n" +
"Note: including file: C:\\Program Files (x86)\\Microsoft Visual Studio 14.0\\VC\\INCLUDE\\vcruntime.h\r\n" +
"Note: including file: C:\\Program Files (x86)\\Microsoft Visual Studio 14.0\\VC\\INCLUDE\\sal.h\r\n" +
"Note: including file: C:\\Program Files (x86)\\Microsoft Visual Studio 14.0\\VC\\INCLUDE\\ConcurrencySal.h\r\n" +
"Note: including file: C:\\Program Files (x86)\\Microsoft Visual Studio 14.0\\VC\\INCLUDE\\vadefs.h\r\n" +
"Note: including file: C:\\Program Files (x86)\\Windows Kits\\10\\include\\10.0.10240.0\\ucrt\\corecrt.h\r\n" +
"Note: including file: C:\\Program Files (x86)\\Microsoft Visual Studio 14.0\\VC\\INCLUDE\\vcruntime.h\r\n" +
"Note: including file: C:\\Program Files (x86)\\Microsoft Visual Studio 14.0\\VC\\INCLUDE\\use_ansi.h\r\n" +
"Note: including file: C:\\Program Files (x86)\\Microsoft Visual Studio 14.0\\VC\\INCLUDE\\limits.h\r\n" +
"Note: including file: C:\\Program Files (x86)\\Microsoft Visual Studio 14.0\\VC\\INCLUDE\\vcruntime.h\r\n" +
"Note: including file: C:\\Program Files (x86)\\Microsoft Visual Studio 14.0\\VC\\INCLUDE\\cmath\r\n" +
"Note: including file: C:\\Program Files (x86)\\Windows Kits\\10\\include\\10.0.10240.0\\ucrt\\math.h\r\n" +
"Note: including file: C:\\Program Files (x86)\\Microsoft Visual Studio 14.0\\VC\\INCLUDE\\xtgmath.h\r\n" +
"Note: including file: C:\\Program Files (x86)\\Microsoft Visual Studio 14.0\\VC\\INCLUDE\\xtr1common\r\n" +
"Note: including file: C:\\Program Files (x86)\\Microsoft Visual Studio 14.0\\VC\\INCLUDE\\cstdlib\r\n" +
"Note: including file: C:\\Program Files (x86)\\Windows Kits\\10\\include\\10.0.10240.0\\ucrt\\stdlib.h\r\n" +
"Note: including file: C:\\Program Files (x86)\\Windows Kits\\10\\include\\10.0.10240.0\\ucrt\\corecrt_malloc.h\r\n" +
"Note: including file: C:\\Program Files (x86)\\Windows Kits\\10\\include\\10.0.10240.0\\ucrt\\corecrt_search.h\r\n" +
"Note: including file: C:\\Program Files (x86)\\Windows Kits\\10\\include\\10.0.10240.0\\ucrt\\stddef.h\r\n" +
"Note: including file: C:\\Program Files (x86)\\Windows Kits\\10\\include\\10.0.10240.0\\ucrt\\corecrt_wstdlib.h\r\n" +
"Note: including file: C:\\Program Files (x86)\\Microsoft Visual Studio 14.0\\VC\\INCLUDE\\cstdio\r\n" +
"Note: including file: C:\\Program Files (x86)\\Windows Kits\\10\\include\\10.0.10240.0\\ucrt\\stdio.h\r\n" +
"Note: including file: C:\\Program Files (x86)\\Windows Kits\\10\\include\\10.0.10240.0\\ucrt\\corecrt_wstdio.h\r\n" +
"Note: including file: C:\\Program Files (x86)\\Windows Kits\\10\\include\\10.0.10240.0\\ucrt\\corecrt_stdio_config.h\r\n" +
"Note: including file: C:\\Program Files (x86)\\Microsoft Visual Studio 14.0\\VC\\INCLUDE\\streambuf\r\n" +
"Note: including file: C:\\Program Files (x86)\\Microsoft Visual Studio 14.0\\VC\\INCLUDE\\xiosbase\r\n" +
"Note: including file: C:\\Program Files (x86)\\Microsoft Visual Studio 14.0\\VC\\INCLUDE\\xlocale\r\n" +
"Note: including file: C:\\Program Files (x86)\\Microsoft Visual Studio 14.0\\VC\\INCLUDE\\cstring\r\n" +
"Note: including file: C:\\Program Files (x86)\\Windows Kits\\10\\include\\10.0.10240.0\\ucrt\\string.h\r\n" +
"Note: including file: C:\\Program Files (x86)\\Windows Kits\\10\\include\\10.0.10240.0\\ucrt\\corecrt_memory.h\r\n" +
"Note: including file: C:\\Program Files (x86)\\Windows Kits\\10\\include\\10.0.10240.0\\ucrt\\corecrt_memcpy_s.h\r\n" +
"Note: including file: C:\\Program Files (x86)\\Windows Kits\\10\\include\\10.0.10240.0\\ucrt\\errno.h\r\n" +
"Note: including file: C:\\Program Files (x86)\\Microsoft Visual Studio 14.0\\VC\\INCLUDE\\vcruntime_string.h\r\n" +
"Note: including file: C:\\Program Files (x86)\\Microsoft Visual Studio 14.0\\VC\\INCLUDE\\vcruntime.h\r\n" +
"Note: including file: C:\\Program Files (x86)\\Windows Kits\\10\\include\\10.0.10240.0\\ucrt\\corecrt_wstring.h\r\n" +
"Note: including file: C:\\Program Files (x86)\\Microsoft Visual Studio 14.0\\VC\\INCLUDE\\stdexcept\r\n" +
"Note: including file: C:\\Program Files (x86)\\Microsoft Visual Studio 14.0\\VC\\INCLUDE\\exception\r\n" +
"Note: including file: C:\\Program Files (x86)\\Microsoft Visual Studio 14.0\\VC\\INCLUDE\\type_traits\r\n" +
"Note: including file: C:\\Program Files (x86)\\Microsoft Visual Studio 14.0\\VC\\INCLUDE\\xstddef\r\n" +
"Note: including file: C:\\Program Files (x86)\\Microsoft Visual Studio 14.0\\VC\\INCLUDE\\cstddef\r\n" +
"Note: including file: C:\\Program Files (x86)\\Microsoft Visual Studio 14.0\\VC\\INCLUDE\\initializer_list\r\n" +
"Note: including file: C:\\Program Files (x86)\\Windows Kits\\10\\include\\10.0.10240.0\\ucrt\\malloc.h\r\n" +
"Note: including file: C:\\Program Files (x86)\\Microsoft Visual Studio 14.0\\VC\\INCLUDE\\vcruntime_exception.h\r\n" +
"Note: including file: C:\\Program Files (x86)\\Microsoft Visual Studio 14.0\\VC\\INCLUDE\\eh.h\r\n" +
"Note: including file: C:\\Program Files (x86)\\Windows Kits\\10\\include\\10.0.10240.0\\ucrt\\corecrt_terminate.h\r\n" +
"Note: including file: C:\\Program Files (x86)\\Microsoft Visual Studio 14.0\\VC\\INCLUDE\\xstring\r\n" +
"Note: including file: C:\\Program Files (x86)\\Microsoft Visual Studio 14.0\\VC\\INCLUDE\\xmemory0\r\n" +
"Note: including file: C:\\Program Files (x86)\\Microsoft Visual Studio 14.0\\VC\\INCLUDE\\cstdint\r\n" +
"Note: including file: C:\\Program Files (x86)\\Microsoft Visual Studio 14.0\\VC\\INCLUDE\\stdint.h\r\n" +
"Note: including file: C:\\Program Files (x86)\\Microsoft Visual Studio 14.0\\VC\\INCLUDE\\vcruntime.h\r\n" +
"Note: including file: C:\\Program Files (x86)\\Microsoft Visual Studio 14.0\\VC\\INCLUDE\\limits\r\n" +
"Note: including file: C:\\Program Files (x86)\\Microsoft Visual Studio 14.0\\VC\\INCLUDE\\ymath.h\r\n" +
"Note: including file: C:\\Program Files (x86)\\Microsoft Visual Studio 14.0\\VC\\INCLUDE\\cfloat\r\n" +
"Note: including file: C:\\Program Files (x86)\\Windows Kits\\10\\include\\10.0.10240.0\\ucrt\\float.h\r\n" +
"Note: including file: C:\\Program Files (x86)\\Microsoft Visual Studio 14.0\\VC\\INCLUDE\\cwchar\r\n" +
"Note: including file: C:\\Program Files (x86)\\Windows Kits\\10\\include\\10.0.10240.0\\ucrt\\wchar.h\r\n" +
"Note: including file: C:\\Program Files (x86)\\Windows Kits\\10\\include\\10.0.10240.0\\ucrt\\corecrt_wconio.h\r\n" +
"Note: including file: C:\\Program Files (x86)\\Windows Kits\\10\\include\\10.0.10240.0\\ucrt\\corecrt_wctype.h\r\n" +
"Note: including file: C:\\Program Files (x86)\\Windows Kits\\10\\include\\10.0.10240.0\\ucrt\\corecrt_wdirect.h\r\n" +
"Note: including file: C:\\Program Files (x86)\\Windows Kits\\10\\include\\10.0.10240.0\\ucrt\\corecrt_wio.h\r\n" +
"Note: including file: C:\\Program Files (x86)\\Windows Kits\\10\\include\\10.0.10240.0\\ucrt\\corecrt_share.h\r\n" +
"Note: including file: C:\\Program Files (x86)\\Windows Kits\\10\\include\\10.0.10240.0\\ucrt\\corecrt_wprocess.h\r\n" +
"Note: including file: C:\\Program Files (x86)\\Windows Kits\\10\\include\\10.0.10240.0\\ucrt\\corecrt_wtime.h\r\n" +
"Note: including file: C:\\Program Files (x86)\\Windows Kits\\10\\include\\10.0.10240.0\\ucrt\\sys/stat.h\r\n" +
"Note: including file: C:\\Program Files (x86)\\Windows Kits\\10\\include\\10.0.10240.0\\ucrt\\sys/types.h\r\n" +
"Note: including file: C:\\Program Files (x86)\\Microsoft Visual Studio 14.0\\VC\\INCLUDE\\new\r\n" +
"Note: including file: C:\\Program Files (x86)\\Microsoft Visual Studio 14.0\\VC\\INCLUDE\\vcruntime_new.h\r\n" +
"Note: including file: C:\\Program Files (x86)\\Microsoft Visual Studio 14.0\\VC\\INCLUDE\\vcruntime.h\r\n" +
"Note: including file: C:\\Program Files (x86)\\Microsoft Visual Studio 14.0\\VC\\INCLUDE\\xutility\r\n" +
"Note: including file: C:\\Program Files (x86)\\Microsoft Visual Studio 14.0\\VC\\INCLUDE\\utility\r\n" +
"Note: including file: C:\\Program Files (x86)\\Microsoft Visual Studio 14.0\\VC\\INCLUDE\\iosfwd\r\n" +
"Note: including file: C:\\Program Files (x86)\\Windows Kits\\10\\include\\10.0.10240.0\\ucrt\\crtdbg.h\r\n" +
"Note: including file: C:\\Program Files (x86)\\Microsoft Visual Studio 14.0\\VC\\INCLUDE\\vcruntime_new_debug.h\r\n" +
"Note: including file: C:\\Program Files (x86)\\Microsoft Visual Studio 14.0\\VC\\INCLUDE\\xatomic0.h\r\n" +
"Note: including file: C:\\Program Files (x86)\\Microsoft Visual Studio 14.0\\VC\\INCLUDE\\intrin.h\r\n" +
"Note: including file: C:\\Program Files (x86)\\Microsoft Visual Studio 14.0\\VC\\INCLUDE\\vcruntime.h\r\n" +
"Note: including file: C:\\Program Files (x86)\\Microsoft Visual Studio 14.0\\VC\\INCLUDE\\setjmp.h\r\n" +
"Note: including file: C:\\Program Files (x86)\\Microsoft Visual Studio 14.0\\VC\\INCLUDE\\vcruntime.h\r\n" +
"Note: including file: C:\\Program Files (x86)\\Microsoft Visual Studio 14.0\\VC\\INCLUDE\\immintrin.h\r\n" +
"Note: including file: C:\\Program Files (x86)\\Microsoft Visual Studio 14.0\\VC\\INCLUDE\\wmmintrin.h\r\n" +
"Note: including file: C:\\Program Files (x86)\\Microsoft Visual Studio 14.0\\VC\\INCLUDE\\nmmintrin.h\r\n" +
"Note: including file: C:\\Program Files (x86)\\Microsoft Visual Studio 14.0\\VC\\INCLUDE\\smmintrin.h\r\n" +
"Note: including file: C:\\Program Files (x86)\\Microsoft Visual Studio 14.0\\VC\\INCLUDE\\tmmintrin.h\r\n" +
"Note: including file: C:\\Program Files (x86)\\Microsoft Visual Studio 14.0\\VC\\INCLUDE\\pmmintrin.h\r\n" +
"Note: including file: C:\\Program Files (x86)\\Microsoft Visual Studio 14.0\\VC\\INCLUDE\\emmintrin.h\r\n" +
"Note: including file: C:\\Program Files (x86)\\Microsoft Visual Studio 14.0\\VC\\INCLUDE\\xmmintrin.h\r\n" +
"Note: including file: C:\\Program Files (x86)\\Microsoft Visual Studio 14.0\\VC\\INCLUDE\\mmintrin.h\r\n" +
"Note: including file: C:\\Program Files (x86)\\Microsoft Visual Studio 14.0\\VC\\INCLUDE\\ammintrin.h\r\n" +
"Note: including file: C:\\Program Files (x86)\\Microsoft Visual Studio 14.0\\VC\\INCLUDE\\mm3dnow.h\r\n" +
"Note: including file: C:\\Program Files (x86)\\Microsoft Visual Studio 14.0\\VC\\INCLUDE\\vcruntime.h\r\n" +
"Note: including file: C:\\Program Files (x86)\\Microsoft Visual Studio 14.0\\VC\\INCLUDE\\typeinfo\r\n" +
"Note: including file: C:\\Program Files (x86)\\Microsoft Visual Studio 14.0\\VC\\INCLUDE\\vcruntime_typeinfo.h\r\n" +
"Note: including file: C:\\Program Files (x86)\\Microsoft Visual Studio 14.0\\VC\\INCLUDE\\vcruntime.h\r\n" +
"Note: including file: C:\\Program Files (x86)\\Microsoft Visual Studio 14.0\\VC\\INCLUDE\\xlocinfo\r\n" +
"Note: including file: C:\\Program Files (x86)\\Microsoft Visual Studio 14.0\\VC\\INCLUDE\\xlocinfo.h\r\n" +
"Note: including file: C:\\Program Files (x86)\\Windows Kits\\10\\include\\10.0.10240.0\\ucrt\\ctype.h\r\n" +
"Note: including file: C:\\Program Files (x86)\\Windows Kits\\10\\include\\10.0.10240.0\\ucrt\\locale.h\r\n" +
"Note: including file: C:\\Program Files (x86)\\Microsoft Visual Studio 14.0\\VC\\INCLUDE\\xfacet\r\n" +
"Note: including file: C:\\Program Files (x86)\\Microsoft Visual Studio 14.0\\VC\\INCLUDE\\system_error\r\n" +
"Note: including file: C:\\Program Files (x86)\\Microsoft Visual Studio 14.0\\VC\\INCLUDE\\cerrno\r\n" +
"Note: including file: C:\\Program Files (x86)\\Windows Kits\\10\\include\\10.0.10240.0\\ucrt\\share.h\r\n"
// On my workstation, the C++ version takes 48µs. The Go version takes 300µs.
// So there's a lot of optimization to do here.
func BenchmarkCLParser(b *testing.B) {
b.ReportAllocs()
s := ""
for i := 0; i < b.N; i++ {
parser := NewCLParser()
if err := parser.Parse(benchmarkCLParserInput, "", &s); err != nil {
b.Fatal(err)
}
}
// Use s so it's not optimized out.
dummyBenchmarkValue = s
}