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module trial.coverage;
import std.algorithm;
import std.range;
import std.string;
import std.stdio;
import std.conv;
import std.exception;
import std.file;
import std.path;
import std.math;
import trial.discovery.code;
version(D_Coverage) {
shared static this() {
import core.runtime;
if(exists("coverage")) {
writeln("Creating coverage folder...");
rmdirRecurse("coverage");
}
auto destination = buildPath("coverage", "raw").asAbsolutePath.array.idup.to!string;
mkdirRecurse(destination);
dmd_coverSetMerge(false);
dmd_coverDestPath(destination);
}
}
double convertLstFiles(string source, string destination, string packagePath, string packageName) {
auto htmlPath = buildPath(destination, "html");
if(!source.exists) {
return 0;
}
if(!htmlPath.exists) {
htmlPath.mkdirRecurse;
}
std.file.write(buildPath(htmlPath, "coverage.css"), import("templates/coverage.css"));
auto coverageData =
dirEntries(buildPath("coverage", "raw"), SpanMode.shallow)
.filter!(f => f.name.endsWith(".lst"))
.filter!(f => f.isFile)
.map!(a => readText(a.name))
.map!(a => a.toCoverageFile(packagePath)).array;
std.file.write(buildPath(htmlPath, "coverage-shield.svg"), coverageShield(coverageData.filter!"a.isInCurrentProject".array.coveragePercent.to!int.to!string));
std.file.write(buildPath(htmlPath, "index.html"), coverageData.toHtmlIndex(packageName));
foreach (data; coverageData) {
auto htmlFile = data.path.toCoverageHtmlFileName;
std.file.write(buildPath(htmlPath, htmlFile), data.toHtml);
}
return coverageData.coveragePercent;
}
string toCoverageHtmlFileName(string fileName) {
return fileName.replace("/", "-").replace("\\", "-") ~ ".html";
}
auto getCoverageSummary(string fileContent) {
auto lines = fileContent.splitLines.array;
std.algorithm.reverse(lines);
return lines
.filter!(a => a.indexOf('|') == -1 || a.indexOf('|') > 9)
.map!(a => a.strip)
.filter!(a => a != "");
}
string getFileName(string fileContent) {
auto r = fileContent.getCoverageSummary;
if(r.empty) {
return "";
}
auto pos = r.front.lastIndexOf(".d");
return r.front[0..pos + 2];
}
double getCoveragePercent(string fileContent) {
auto r = fileContent.getCoverageSummary;
if(r.empty) {
return 100;
}
auto pos = r.front.lastIndexOf('%');
if(pos == -1) {
return 100;
}
auto pos2 = r.front[0..pos].lastIndexOf(' ') + 1;
return r.front[pos2..pos].to!double;
}
struct LineCoverage {
string code;
size_t hits;
bool hasCode;
@disable this();
this(string line) {
enforce(line.indexOf("\n") == -1, "You should provide a line");
line = line.strip;
auto column = line.indexOf("|");
if(column == -1) {
code = line;
} else if(column == 0) {
code = line[1..$];
} else {
hits = line[0..column].strip.to!size_t;
hasCode = true;
code = line[column + 1..$];
}
}
}
auto toCoverageLines(string fileContent) {
return fileContent
.splitLines
.filter!(a => a.indexOf('|') != -1 && a.indexOf('|') < 10)
.map!(a => a.strip)
.map!(a => LineCoverage(a));
}
struct CoveredFile {
string path;
bool isInCurrentProject;
bool isIgnored;
string moduleName;
double coveragePercent;
LineCoverage[] lines;
}
bool isIgnored(const string content) {
auto firstLine = content.splitter('\n');
if(firstLine.empty) {
return false;
}
auto smallCase = firstLine.front.strip.toLower;
auto pieces = smallCase.replace("\t", " ").splitter(' ').filter!(a => a != "").array;
if(pieces[0].indexOf("//") == -1 && pieces[0].indexOf("/*") == -1 && pieces[0].indexOf("/+") == -1) {
return false;
}
if(pieces.length == 2) {
return pieces[0].indexOf("ignore") != -1 && pieces[1] == "coverage";
}
if(pieces.length < 3) {
return false;
}
return pieces[1] == "ignore" && pieces[2] == "coverage";
}
bool isPackagePath(string fullPath, string packagePath) {
if(fullPath.indexOf("/.trial/") != -1) {
return false;
}
if(fullPath.indexOf("trial_") != -1) {
return false;
}
if(fullPath.indexOf("submodules") != -1) {
return false;
}
if(fullPath.indexOf(packagePath) == 0) {
return true;
}
if(fullPath.replace("\\", "/").indexOf(packagePath) == 0) {
return true;
}
return false;
}
CoveredFile toCoverageFile(string content, string packagePath) {
auto fileName = content.getFileName;
auto fullPath = buildNormalizedPath(getcwd, fileName);
return CoveredFile(
fileName,
fullPath.isPackagePath(packagePath),
content.isIgnored(),
getModuleName(fullPath),
getCoveragePercent(content),
content.toCoverageLines.array);
}
string toLineCoverage(T)(LineCoverage line, T index) {
return import("templates/coverageColumn.html")
.replaceVariable("hasCode", line.hasCode ? "has-code" : "")
.replaceVariable("hit", line.hits > 0 ? "hit" : "")
.replaceVariable("line", index.to!string)
.replaceVariable("hitCount", line.hits.to!string);
}
string toHtmlCoverage(LineCoverage[] lines) {
return lines.enumerate(1).map!(a => a[1].toLineCoverage(a[0])).array.join("").replace("\n", "");
}
auto hitLines(LineCoverage[] lines) {
return lines.filter!(a => a.hits > 0).array.length;
}
auto codeLines(LineCoverage[] lines) {
return lines.filter!(a => a.hasCode).array.length;
}
string replaceVariable(const string page, const string key, const string value) pure {
return page.replace("{"~key~"}", value);
}
string wrapToHtml(string content, string title) {
return import("templates/page.html").replaceVariable("content", content).replaceVariable("title", title);
}
string htmlProgress(string percent) {
return import("templates/progress.html").replaceVariable("percent", percent);
}
string coverageHeader(CoveredFile coveredFile) {
return import("templates/coverageHeader.html")
.replaceVariable("title", coveredFile.moduleName)
.replaceVariable("hitLines", coveredFile.lines.hitLines.to!string)
.replaceVariable("totalLines", coveredFile.lines.codeLines.to!string)
.replaceVariable("coveragePercent", coveredFile.coveragePercent.to!string)
.replaceVariable("pathPieces", pathSplitter(coveredFile.path).array.join(`</li><li>`));
}
string toHtml(CoveredFile coveredFile) {
return wrapToHtml(
coverageHeader(coveredFile) ~
import("templates/coverageBody.html")
.replaceVariable("lines", coveredFile.lines.toHtmlCoverage)
.replaceVariable("code", coveredFile.lines.map!(a => a.code.replace("<", "<").replace(">", ">")).array.join("\n")),
coveredFile.moduleName ~ " coverage"
);
}
string indexTable(string content) {
return import("templates/indexTable.html").replaceVariable("content", content);
}
string ignoredTable(string content) {
return import("templates/ignoredTable.html").replaceVariable("content", content);
}
double coveragePercent(CoveredFile[] coveredFiles) {
if(coveredFiles.length == 0) {
return 100;
}
double total = 0;
double covered = 0;
foreach(file; coveredFiles.filter!"a.isInCurrentProject".filter!"!a.isIgnored") {
total += file.lines.map!(a => a.hasCode ? 1 : 0).sum;
covered += file.lines.filter!(a => a.hasCode).map!(a => a.hits > 0 ? 1 : 0).sum;
}
if(total == 0) {
return 100;
}
return round((covered / total) * 10000) / 100;
}
string toHtmlIndex(CoveredFile[] coveredFiles, string name) {
sort!("toUpper(a.path) < toUpper(b.path)", SwapStrategy.stable)(coveredFiles);
string content;
string table;
size_t totalHitLines;
size_t totalLines;
size_t ignoredLines;
int count;
foreach(file; coveredFiles.filter!"a.isInCurrentProject".filter!"!a.isIgnored") {
auto currentHitLines = file.lines.hitLines;
auto currentTotalLines = file.lines.codeLines;
table ~= `<tr>
<td><a href="` ~ file.path.toCoverageHtmlFileName ~ `">` ~ file.path ~ `</a></td>
<td>` ~ file.moduleName ~ `</td>
<td>` ~ file.lines.hitLines.to!string ~ `/` ~ currentTotalLines.to!string ~ `</td>
<td>` ~ file.coveragePercent.to!string.htmlProgress ~ `</td>
</tr>`;
totalHitLines += currentHitLines;
totalLines += currentTotalLines;
count++;
}
table ~= `<tr>
<th colspan="2">Total</td>
<th>` ~ totalHitLines.to!string ~ `/` ~ totalLines.to!string ~ `</td>
<th>` ~ coveredFiles.coveragePercent.to!string.htmlProgress ~ `</td>
</tr>`;
content ~= indexHeader(name) ~ table.indexTable;
table = "";
foreach(file; coveredFiles.filter!"a.isInCurrentProject".filter!"a.isIgnored") {
auto currentTotalLines = file.lines.codeLines;
table ~= `<tr>
<td><a href="` ~ file.path.toCoverageHtmlFileName ~ `">` ~ file.path ~ `</a></td>
<td>` ~ file.moduleName ~ `</td>
<td>` ~ currentTotalLines.to!string ~ `/` ~ totalLines.to!string ~ `</td>
</tr>`;
ignoredLines += currentTotalLines;
count++;
}
table ~= `<tr>
<th colspan="2">Total</td>
<th>` ~ ignoredLines.to!string ~ `/` ~ totalLines.to!string ~ `</td>
</tr>`;
content ~= `<h1>Ignored</h1>` ~ table.ignoredTable;
table = "";
foreach(file; coveredFiles.filter!"!a.isInCurrentProject") {
table ~= `<tr>
<td><a href="` ~ file.path.toCoverageHtmlFileName ~ `">` ~ file.path ~ `</a></td>
<td>` ~ file.moduleName ~ `</td>
<td>` ~ file.lines.hitLines.to!string ~ `/` ~ file.lines.codeLines.to!string ~ `</td>
<td>` ~ file.coveragePercent.to!string.htmlProgress ~ `</td>
</tr>`;
}
content ~= `<h1>Dependencies</h1>` ~ table.indexTable;
content = `<div class="container">` ~ content ~ `</div>`;
return wrapToHtml(content, "Code Coverage report");
}
string indexHeader(string name) {
return `<h1>` ~ name ~ ` <img src="coverage-shield.svg"></h1>`;
}
string coverageShield(string percent) {
return import("templates/coverage.svg").replace("?%", percent ~ "%");
}