// Compare base and diff file lists and produce a sorted list of method
// deltas by file. Delta is computed diffBytes - baseBytes so positive
// numbers are regressions. (lower is better)
//
// Todo: handle metrics where "higher is better"
public static IEnumerable <FileDelta> Comparator(IEnumerable <FileInfo> baseInfo,
IEnumerable <FileInfo> diffInfo, Config config)
{
MethodInfoComparer methodInfoComparer = new MethodInfoComparer();
return(baseInfo.Join(diffInfo, b => b.path, d => d.path, (b, d) =>
{
var jointList = b.methodList.Join(d.methodList,
x => x.name, y => y.name, (x, y) => new MethodDelta
{
name = x.name,
baseMetrics = new MetricCollection(x.Metrics),
diffMetrics = new MetricCollection(y.Metrics),
baseOffsets = x.functionOffsets,
diffOffsets = y.functionOffsets
})
.OrderByDescending(r => r.deltaMetrics.GetMetric(config.Metric).Value);
FileDelta f = new FileDelta
{
basePath = b.path,
diffPath = d.path,
baseMetrics = jointList.Sum(x => x.baseMetrics),
diffMetrics = jointList.Sum(x => x.diffMetrics),
deltaMetrics = jointList.Sum(x => x.deltaMetrics),
methodsInBoth = jointList.Count(),
methodsOnlyInBase = b.methodList.Except(d.methodList, methodInfoComparer),
methodsOnlyInDiff = d.methodList.Except(b.methodList, methodInfoComparer),
methodDeltaList = jointList.Where(x => x.deltaMetrics.GetMetric(config.Metric).Value != 0)
};
if (config.Reconcile)
{
f.Reconcile();
}
return f;
}).ToList());
}
// Compare base and diff file lists and produce a sorted list of method
// deltas by file. Delta is computed diffBytes - baseBytes so positive
// numbers are regressions. (lower is better)
public static IEnumerable <FileDelta> Comparator(IEnumerable <FileInfo> baseInfo,
IEnumerable <FileInfo> diffInfo, Config config)
{
MethodInfoComparer methodInfoComparer = new MethodInfoComparer();
return(baseInfo.Join(diffInfo, b => b.path, d => d.path, (b, d) =>
{
var jointList = b.methodList.Join(d.methodList,
x => x.name, y => y.name, (x, y) => new MethodDelta
{
name = x.name,
baseBytes = x.totalBytes,
diffBytes = y.totalBytes,
baseOffsets = x.functionOffsets,
diffOffsets = y.functionOffsets
})
.OrderByDescending(r => r.deltaBytes);
FileDelta f = new FileDelta
{
path = b.path,
baseBytes = jointList.Sum(x => x.baseBytes),
diffBytes = jointList.Sum(x => x.diffBytes),
deltaBytes = jointList.Sum(x => x.deltaBytes),
methodsOnlyInBase = b.methodList.Except(d.methodList, methodInfoComparer),
methodsOnlyInDiff = d.methodList.Except(b.methodList, methodInfoComparer),
methodDeltaList = jointList.Where(x => x.deltaBytes != 0)
};
if (config.Reconcile)
{
f.Reconcile();
}
return f;
}));
}