-
Notifications
You must be signed in to change notification settings - Fork 385
/
CoverletInProcDataCollector.cs
128 lines (112 loc) · 4.15 KB
/
CoverletInProcDataCollector.cs
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
// Copyright (c) Toni Solarin-Sodara
// Licensed under the MIT license. See LICENSE file in the project root for full license information.
using System;
using System.Diagnostics;
using System.Reflection;
using System.Text;
using Coverlet.Collector.Utilities;
using Coverlet.Core.Instrumentation;
using Microsoft.VisualStudio.TestPlatform.ObjectModel.DataCollection;
using Microsoft.VisualStudio.TestPlatform.ObjectModel.DataCollector.InProcDataCollector;
using Microsoft.VisualStudio.TestPlatform.ObjectModel.InProcDataCollector;
namespace Coverlet.Collector.DataCollection
{
public class CoverletInProcDataCollector : InProcDataCollection
{
private TestPlatformEqtTrace _eqtTrace;
private bool _enableExceptionLog;
private void AttachDebugger()
{
if (int.TryParse(Environment.GetEnvironmentVariable("COVERLET_DATACOLLECTOR_INPROC_DEBUG"), out int result) && result == 1)
{
Debugger.Launch();
Debugger.Break();
}
}
private void EnableExceptionLog()
{
if (int.TryParse(Environment.GetEnvironmentVariable("COVERLET_DATACOLLECTOR_INPROC_EXCEPTIONLOG_ENABLED"), out int result) && result == 1)
{
_enableExceptionLog = true;
}
}
public void Initialize(IDataCollectionSink dataCollectionSink)
{
AttachDebugger();
EnableExceptionLog();
_eqtTrace = new TestPlatformEqtTrace();
_eqtTrace.Verbose("Initialize CoverletInProcDataCollector");
}
public void TestCaseEnd(TestCaseEndArgs testCaseEndArgs)
{
}
public void TestCaseStart(TestCaseStartArgs testCaseStartArgs)
{
}
public void TestSessionEnd(TestSessionEndArgs testSessionEndArgs)
{
foreach (Assembly assembly in AppDomain.CurrentDomain.GetAssemblies())
{
Type injectedInstrumentationClass = GetInstrumentationClass(assembly);
if (injectedInstrumentationClass is null)
{
continue;
}
try
{
_eqtTrace.Verbose($"Calling ModuleTrackerTemplate.UnloadModule for '{injectedInstrumentationClass.Assembly.FullName}'");
MethodInfo unloadModule = injectedInstrumentationClass.GetMethod(nameof(ModuleTrackerTemplate.UnloadModule), new[] { typeof(object), typeof(EventArgs) });
unloadModule.Invoke(null, new[] { (object)this, EventArgs.Empty });
injectedInstrumentationClass.GetField("FlushHitFile", BindingFlags.Static | BindingFlags.Public).SetValue(null, false);
_eqtTrace.Verbose($"Called ModuleTrackerTemplate.UnloadModule for '{injectedInstrumentationClass.Assembly.FullName}'");
}
catch (Exception ex)
{
if (_enableExceptionLog)
{
_eqtTrace.Error("{0}: Failed to unload module with error: {1}", CoverletConstants.InProcDataCollectorName, ex);
throw new CoverletDataCollectorException($"{CoverletConstants.InProcDataCollectorName}: Failed to unload module", ex);
}
}
}
}
public void TestSessionStart(TestSessionStartArgs testSessionStartArgs)
{
}
private Type GetInstrumentationClass(Assembly assembly)
{
try
{
foreach (Type type in assembly.GetTypes())
{
if (type.Namespace == "Coverlet.Core.Instrumentation.Tracker"
&& type.Name.StartsWith(assembly.GetName().Name + "_"))
{
return type;
}
}
return null;
}
catch (Exception ex)
{
if (_enableExceptionLog)
{
var exceptionString = new StringBuilder();
exceptionString.AppendFormat("{0}: Failed to get Instrumentation class for assembly '{1}' with error: {2}",
CoverletConstants.InProcDataCollectorName, assembly, ex);
exceptionString.AppendLine();
if (ex is ReflectionTypeLoadException rtle)
{
exceptionString.AppendLine("ReflectionTypeLoadException list:");
foreach (Exception loaderEx in rtle.LoaderExceptions)
{
exceptionString.AppendLine(loaderEx.ToString());
}
}
_eqtTrace.Warning(exceptionString.ToString());
}
return null;
}
}
}
}