public void PdbSourceLineTest()
{
using (DataTarget dt = TestTargets.NestedException.LoadFullDump())
{
ClrRuntime runtime = dt.ClrVersions.Single().CreateRuntime();
ClrThread thread = runtime.GetMainThread();
HashSet<int> sourceLines = new HashSet<int>();
using (PdbReader reader = new PdbReader(TestTargets.NestedException.Pdb))
{
Assert.IsTrue(TestTargets.NestedException.Source.Equals(reader.Sources.Single().Name, StringComparison.OrdinalIgnoreCase));
var functions = from frame in thread.StackTrace
where frame.Kind != ClrStackFrameType.Runtime
select reader.GetFunctionFromToken(frame.Method.MetadataToken);
foreach (PdbFunction function in functions)
{
PdbSequencePointCollection sourceFile = function.SequencePoints.Single();
foreach (int line in sourceFile.Lines.Select(l => l.LineBegin))
sourceLines.Add(line);
}
}
int curr = 0;
foreach (var line in File.ReadLines(TestTargets.NestedException.Source))
{
curr++;
if (line.Contains("/* seq */"))
Assert.IsTrue(sourceLines.Contains(curr));
}
}
}
public void PdbGuidAgeTest()
{
int pdbAge;
Guid pdbSignature;
PdbReader.GetPdbProperties(TestTargets.NestedException.Pdb, out pdbSignature, out pdbAge);
// Ensure we get the same answer a different way.
using (PdbReader pdbReader = new PdbReader(TestTargets.NestedException.Pdb))
{
Assert.AreEqual(pdbAge, pdbReader.Age);
Assert.AreEqual(pdbSignature, pdbReader.Signature);
}
// Ensure the PEFile has the same signature/age.
using (PEFile peFile = new PEFile(TestTargets.NestedException.Executable))
{
Assert.AreEqual(peFile.PdbInfo.Guid, pdbSignature);
Assert.AreEqual(peFile.PdbInfo.Revision, pdbAge);
}
}
private static PdbReader GetReaderForFrame(ClrStackFrame frame)
{
ClrModule module = frame.Method?.Type?.Module;
PdbInfo info = module?.Pdb;
PdbReader reader = null;
if (info != null)
{
if (!s_pdbReaders.TryGetValue(info, out reader))
{
SymbolLocator locator = GetSymbolLocator(module);
string pdbPath = locator.FindPdb(info);
if (pdbPath != null)
reader = new PdbReader(pdbPath);
s_pdbReaders[info] = reader;
}
}
return reader;
}
public void PdbMethodTest()
{
// Ensure all methods in our source file is in the pdb.
using (DataTarget dt = TestTargets.NestedException.LoadFullDump())
{
ClrRuntime runtime = dt.ClrVersions.Single().CreateRuntime();
ClrModule module = runtime.Modules.Where(m => m.Name.Equals(TestTargets.NestedException.Executable, StringComparison.OrdinalIgnoreCase)).Single();
ClrType type = module.GetTypeByName("Program");
using (PdbReader pdb = new PdbReader(TestTargets.NestedException.Pdb))
{
foreach (ClrMethod method in type.Methods)
{
// ignore inherited methods and constructors
if (method.Type != type || method.IsConstructor || method.IsClassConstructor)
continue;
Assert.IsNotNull(pdb.GetFunctionFromToken(method.MetadataToken));
}
}
}
}
private static PdbReader GetReaderForMethod(ClrMethod method)
{
ClrModule module = method?.Type?.Module;
PdbInfo info = module?.Pdb;
PdbReader reader = null;
if (info != null)
{
if (!s_pdbReaders.TryGetValue(info, out reader))
{
SymbolLocator locator = GetSymbolLocator(module);
string pdbPath = locator.FindPdb(info);
if (pdbPath != null)
{
try
{
reader = new PdbReader(pdbPath);
}
catch (IOException)
{
// This will typically happen when trying to load information
// from public symbols, or symbol files generated by some weird
// compiler. We can ignore this, but there's no need to load
// this PDB anymore, so we will put null in the dictionary and
// be done with it.
reader = null;
}
}
s_pdbReaders[info] = reader;
}
}
return reader;
}