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Merge pull request #375 from nate-thirdwave/add_codecov
Add codecov file format emitter
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,200 @@ | ||
| namespace std | ||
| { | ||
| class type_info; | ||
| } | ||
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| #include <reporter.hh> | ||
| #include <file-parser.hh> | ||
| #include <configuration.hh> | ||
| #include <writer.hh> | ||
| #include <utils.hh> | ||
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| #include <string> | ||
| #include <list> | ||
| #include <vector> | ||
| #include <unordered_map> | ||
| #include <iostream> | ||
| #include <fstream> | ||
| #include <sstream> | ||
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| #include "writer-base.hh" | ||
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| namespace kcov | ||
| { | ||
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| namespace | ||
| { | ||
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| // Outputs a coverage file that conforms to the Codecov Custom Coverage Format | ||
| // as described here: https://docs.codecov.com/docs/codecov-custom-coverage-format | ||
| // | ||
| // Noteably, while this file format can be consumed by Codecov, it is most | ||
| // useful for interoperating with other services that expect this format, as | ||
| // Codecov intentionally can consume multiple formats. | ||
| class CodecovWriter : public WriterBase | ||
| { | ||
| public: | ||
| CodecovWriter(IFileParser &parser, IReporter &reporter, const std::string &outFile) : | ||
| WriterBase(parser, reporter), m_outFile(outFile), m_maxPossibleHits(parser.maxPossibleHits()) | ||
| { | ||
| } | ||
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| void onStartup() | ||
| { | ||
| } | ||
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| void onStop() | ||
| { | ||
| } | ||
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| void write() | ||
| { | ||
| std::stringstream out; | ||
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| setupCommonPaths(); | ||
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| for (FileMap_t::const_iterator it = m_files.begin(); it != m_files.end(); ++it) | ||
| { | ||
| File *file = it->second; | ||
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| // Fixup file->m_codeLines etc | ||
| sumOne(file); | ||
| } | ||
| out << getHeader(); | ||
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| bool first_time = true; | ||
| for (FileMap_t::const_iterator it = m_files.begin(); it != m_files.end(); ++it) | ||
| { | ||
| if (!first_time) { | ||
| out << ",\n"; | ||
| } | ||
| File *file = it->second; | ||
| out << writeOne(file); | ||
| first_time = false; | ||
| } | ||
| out << "\n"; | ||
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| out << getFooter(); | ||
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| std::ofstream cur(m_outFile); | ||
| cur << out.str(); | ||
| } | ||
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| private: | ||
| void sumOne(File *file) | ||
| { | ||
| unsigned int nExecutedLines = 0; | ||
| unsigned int nCodeLines = 0; | ||
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| for (unsigned int n = 1; n < file->m_lastLineNr; n++) | ||
| { | ||
| if (!m_reporter.lineIsCode(file->m_name, n)) | ||
| continue; | ||
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| IReporter::LineExecutionCount cnt = m_reporter.getLineExecutionCount(file->m_name, n); | ||
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| nExecutedLines += !!cnt.m_hits; | ||
| nCodeLines++; | ||
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| // Update the execution count | ||
| file->m_executedLines = nExecutedLines; | ||
| file->m_codeLines = nCodeLines; | ||
| } | ||
| } | ||
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| std::string writeOne(File *file) | ||
| { | ||
| unsigned int nExecutedLines = 0; | ||
| unsigned int nCodeLines = 0; | ||
| IConfiguration& conf = IConfiguration::getInstance(); | ||
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| // Compute filename, stripping paths | ||
| std::string filename = file->m_name; | ||
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| if (conf.keyAsInt("codecov-full-paths") == 0) | ||
| { | ||
| std::string stripPath = conf.keyAsString("strip-path"); | ||
| if (stripPath.size() == 0) | ||
| { | ||
| stripPath = m_commonPath; | ||
| } | ||
| size_t pos = filename.find(stripPath); | ||
| if (pos != std::string::npos && filename.size() > stripPath.size()) | ||
| { | ||
| filename = filename.substr(stripPath.size() + 1); | ||
| } | ||
| } | ||
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| // Produce each line score. | ||
| std::vector<std::string> lineEntries; | ||
| for (unsigned int n = 1; n < file->m_lastLineNr; n++) | ||
| { | ||
| if (m_reporter.lineIsCode(file->m_name, n)) | ||
| { | ||
| IReporter::LineExecutionCount cnt = m_reporter.getLineExecutionCount(file->m_name, n); | ||
| std::string hitScore = "0"; | ||
|
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| if (m_maxPossibleHits == IFileParser::HITS_UNLIMITED || m_maxPossibleHits == IFileParser::HITS_SINGLE) | ||
| { | ||
| if (cnt.m_hits) { | ||
| hitScore = fmt("%u", cnt.m_hits); | ||
| } | ||
| } | ||
| else | ||
| { // One or multiple for a line | ||
| hitScore = fmt("\"%u/%u\"", cnt.m_hits, cnt.m_possibleHits); | ||
| } | ||
| lineEntries.push_back(fmt(" \"%u\": %s", n, hitScore.c_str())); | ||
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| nExecutedLines += !!cnt.m_hits; | ||
| nCodeLines++; | ||
| } else { | ||
| // We could emit '"linenum": null,' though that seems wasteful in storage. | ||
| } | ||
|
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| // Update the execution count. | ||
| file->m_executedLines = nExecutedLines; | ||
| file->m_codeLines = nCodeLines; | ||
| } | ||
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| std::string linesBlock; | ||
| for (std::vector<std::string>::const_iterator lineEntry = lineEntries.begin(); lineEntry != lineEntries.end(); ++lineEntry) { | ||
| if (!linesBlock.empty()) { | ||
| linesBlock += ",\n"; | ||
| } | ||
| linesBlock += *lineEntry; | ||
| } | ||
| linesBlock += "\n"; | ||
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| std::string out = | ||
| " \"" + filename + "\": {\n" + | ||
| linesBlock + | ||
| " }"; | ||
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| return out; | ||
| } | ||
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| std::string getHeader() | ||
| { | ||
| return "{\n" | ||
| " \"coverage\": {\n"; | ||
| } | ||
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| const std::string getFooter() | ||
| { | ||
| return " }\n" | ||
| "}\n"; | ||
| } | ||
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| std::string m_outFile; | ||
| IFileParser::PossibleHits m_maxPossibleHits; | ||
| }; | ||
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| } // namespace anonymous | ||
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| IWriter &createCodecovWriter(IFileParser &parser, IReporter &reporter, const std::string &outFile) | ||
| { | ||
| return *new CodecovWriter(parser, reporter, outFile); | ||
| } | ||
| } // namespace kcov |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,13 @@ | ||
| #pragma once | ||
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| #include <string> | ||
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| namespace kcov | ||
| { | ||
| class IFileParser; | ||
| class IReporter; | ||
| class IOutputHandler; | ||
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| IWriter &createCodecovWriter(IFileParser &elf, IReporter &reporter, | ||
| const std::string &outFile); | ||
| } |