private static void InsertIntoSwitchCase(
CoverageInfo info, XElement node, LanguageSupport support, string relativePath)
{
var analyzer = support.AstAnalyzer;
var startSwitchIndex = info.TargetGroups.Count;
var switchNodes = analyzer.FindSwitches(node);
foreach (var switchNode in switchNodes.ToList())
{
var caseElements = new List <CoverageElement>();
var caseNodes = analyzer.FindCaseLabelTails(switchNode);
foreach (var caseNode in caseNodes.ToList())
{
// ステートメントに測定用コードを埋め込む
support.AstTransformer.InsertStatementAfter(
caseNode, info.Targets.Count, Done, ElementType.SwitchCase);
// カバレッジ情報を生成
var covElem = new CoverageElement(relativePath, caseNode, support.Tagger);
info.Targets.Add(covElem);
caseElements.Add(covElem);
}
// switchのカバレッジ情報を生成
var element = new CoverageElement(relativePath, switchNode, support.Tagger);
// 条件分岐と論理項のカバレッジ情報をまとめる
var elementGroup = new CoverageElementGroup(element, caseElements);
info.TargetGroups.Add(elementGroup);
}
info.SwitchRanges.Add(Tuple.Create(startSwitchIndex, info.TargetGroups.Count));
}
private static void InsertIntoBnrachAndComparison(
CoverageInfo info, XElement root, LanguageSupport support, string relativePath)
{
var analyzer = support.AstAnalyzer;
var branchNodes = analyzer.FindBranches(root);
var startBranchIndex = info.Targets.Count;
var startBranchConditionIndex = info.TargetGroups.Count;
foreach (var branchNode in branchNodes.ToList())
{
// 全ての論理項を列挙
var condNodeList = analyzer.FindConditions(branchNode).ToList();
// 論理項に測定用コードを埋め込み，カバレッジ情報を生成
var condElements = InsertIntoConditionCoverage(info, condNodeList, support,
relativePath);
// 条件分岐のカバレッジ情報を生成
var element = new CoverageElement(relativePath, branchNode, support.Tagger);
// 条件分岐と論理項のカバレッジ情報をまとめる
var elementGroup = new CoverageElementGroup(element, condElements);
info.TargetGroups.Add(elementGroup);
// 論理項を含む条件式か否かを判断
support.AstTransformer.InsertPredicate(
branchNode, info.Targets.Count,
elementGroup.Targets.Count > 0
? ElementType.Decision
: ElementType.DecisionAndCondition);
info.Targets.Add(element);
}
info.BranchConditionRanges.Add(Tuple.Create(startBranchConditionIndex,
info.TargetGroups.Count));
info.BranchRanges.Add(Tuple.Create(startBranchIndex, info.Targets.Count));
}
private static void InsertIntoForeach(
CoverageInfo info, XElement node, LanguageSupport support, string relativePath)
{
var startBranchIndex = info.Targets.Count;
var startBranchConditionIndex = info.TargetGroups.Count;
var analyzer = support.AstAnalyzer;
var transformer = support.AstTransformer;
var foreachNodes = analyzer.FindForeach(node);
foreach (var foreachNode in foreachNodes.ToList())
{
// ステートメントに測定用コードを埋め込む
var head = analyzer.FindForeachHead(foreachNode).First();
var tail = analyzer.FindForeachTail(foreachNode).First();
// 同じid( = count)を共有
var id = info.Targets.Count;
// Record(TrueOnly) _lastState = TrueOnly
// foreach() {
// Record(FalseOnly) ループ判定成立 (State |= FalseOnly)
// statement;
// Record(TrueOnly) _lastState = TrueOnly
// }
// Record(TrueOnly) ループ判定不成立 (State |= TrueOnly if _lastState == TrueOnly)
transformer.InsertStatementBefore(
foreachNode, id, TrueOnly, ElementType.DecisionAndCondition);
transformer.InsertStatementAfter(
head, id, FalseOnly, ElementType.DecisionAndCondition);
transformer.InsertStatementBefore(
tail, id, TrueOnly, ElementType.DecisionAndCondition);
transformer.InsertStatementAfter(
tail, id, TrueOnly, ElementType.DecisionAndCondition);
// カバレッジ情報を生成
var covElem = new ForeachCoverageElement(relativePath, foreachNode, support.Tagger);
info.Targets.Add(covElem);
var elementGroup = new CoverageElementGroup(covElem);
info.TargetGroups.Add(elementGroup);
}
info.BranchRanges.Add(Tuple.Create(startBranchIndex, info.Targets.Count));
info.BranchConditionRanges.Add(Tuple.Create(startBranchConditionIndex,
info.TargetGroups.Count));
}
