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[sancov] using md5 for anchors in attempt to reduce file size.

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Differential Revision: http://reviews.llvm.org/D18102

llvm-svn: 263308
This commit is contained in:
Mike Aizatsky 2016-03-11 23:28:28 +00:00
parent 73bb34202a
commit ef7178d5f3
2 changed files with 19 additions and 7 deletions
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2
test/tools/sancov/html-report.test
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@ -2,5 +2,5 @@ REQUIRES: x86_64-linux
RUN: sancov -html-report %p/Inputs/test-linux_x86_64 %p/Inputs/test-linux_x86_64.0.sancov | FileCheck %s
// It's very difficult to test html report. Do basic smoke check.
CHECK: {{<a name=".*/Inputs/test.cpp">}}
CHECK: {{.*/Inputs/test.cpp}}

24
tools/sancov/sancov.cc
View File

@ -33,6 +33,7 @@
#include "llvm/Support/ErrorOr.h"
#include "llvm/Support/FileSystem.h"
#include "llvm/Support/LineIterator.h"
#include "llvm/Support/MD5.h"
#include "llvm/Support/ManagedStatic.h"
#include "llvm/Support/MemoryBuffer.h"
#include "llvm/Support/Path.h"
@ -487,6 +488,17 @@ static std::string escapeHtml(const std::string &S) {
return Result;
}
static std::string anchorName(std::string Anchor) {
llvm::MD5 Hasher;
llvm::MD5::MD5Result Hash;
Hasher.update(Anchor);
Hasher.final(Hash);
SmallString<32> HexString;
llvm::MD5::stringifyResult(Hash, HexString);
return HexString.str().str();
}
static ErrorOr<bool> isCoverageFile(std::string FileName) {
ErrorOr<std::unique_ptr<MemoryBuffer>> BufOrErr =
MemoryBuffer::getFile(FileName);
@ -826,7 +838,7 @@ public:
}
size_t CovPct = FC.second == 0 ? 100 : 100 * FC.first / FC.second;
OS << "<tr><td><a href=\"#" << escapeHtml(FileName) << "\">"
OS << "<tr><td><a href=\"#" << anchorName(FileName) << "\">"
<< stripPathPrefix(FileName) << "</a></td>"
<< "<td>" << CovPct << "%</td>"
<< "<td>" << FC.first << " (" << FC.second << ")"
@ -855,7 +867,7 @@ public:
std::pair<size_t, size_t> FC = FileFnCoverage[FileName];
if (FC.first == 0)
continue;
OS << "<a name=\"" << escapeHtml(FileName) << "\"></a>\n";
OS << "<a name=\"" << anchorName(FileName) << "\"></a>\n";
OS << "<h2>" << stripPathPrefix(FileName) << "</h2>\n";
auto NotCoveredFns = NotCoveredFnMap.find(FileName);
@ -865,7 +877,7 @@ public:
for (auto FileFn : NotCoveredFns->second) {
OS << "<tr><td>";
OS << "<a href=\"#"
<< escapeHtml(FileName + "::" + FileFn.FunctionName) << "\">";
<< anchorName(FileName + "::" + FileFn.FunctionName) << "\">";
OS << escapeHtml(FileFn.FunctionName) << "</a>";
OS << "</td></tr>\n";
}
@ -891,7 +903,7 @@ public:
auto It = NotCoveredFnByLoc.find(Loc);
if (It != NotCoveredFnByLoc.end()) {
for (std::string Fn : It->second) {
OS << "<a name=\"" << escapeHtml(FileName + "::" + Fn)
OS << "<a name=\"" << anchorName(FileName + "::" + Fn)
<< "\"></a>";
};
}
@ -1040,7 +1052,7 @@ public:
// Modules TOC.
if (Coverage.size() > 1) {
for (const auto &CovData : Coverage) {
OS << "<li><a href=\"#module_" << escapeHtml(CovData->object_file())
OS << "<li><a href=\"#module_" << anchorName(CovData->object_file())
<< "\">" << llvm::sys::path::filename(CovData->object_file())
<< "</a></li>\n";
}
@ -1051,7 +1063,7 @@ public:
OS << "<h2>" << llvm::sys::path::filename(CovData->object_file())
<< "</h2>\n";
}
OS << "<a name=\"module_" << escapeHtml(CovData->object_file())
OS << "<a name=\"module_" << anchorName(CovData->object_file())
<< "\"></a>\n";
CovData->printReport(OS);
}