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Viewing changes to src/framework/NUnit/Core/SimpleTestRunner.cs

  • Committer: Andreas Schlapsi
  • Date: 2010-01-23 23:14:05 UTC
  • mfrom: (18.1.137 work)
  • Revision ID: a.schlapsi@gmx.at-20100123231405-17deqoh18nfnbq1j
Merged with trunk.

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src/framework/NUnit/Core/SimpleTestRunner.cs
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// ***********************************************************************
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// Copyright (c) 2007 Charlie Poole
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//
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// Permission is hereby granted, free of charge, to any person obtaining
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// a copy of this software and associated documentation files (the
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// "Software"), to deal in the Software without restriction, including
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// without limitation the rights to use, copy, modify, merge, publish,
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// distribute, sublicense, and/or sell copies of the Software, and to
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// permit persons to whom the Software is furnished to do so, subject to
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// the following conditions:
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// 
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// The above copyright notice and this permission notice shall be
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// included in all copies or substantial portions of the Software.
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// 
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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// ***********************************************************************
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using System;
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using System.IO;
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using System.Threading;
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using System.Collections;
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using System.Collections.Specialized;
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//using NUnit.Core.Filters;
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using System.Reflection;
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32
 
namespace NUnit.Core
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{
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        /// <summary>
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        /// SimpleTestRunner is the simplest direct-running TestRunner. It
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        /// passes the event listener interface that is provided on to the tests
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        /// to use directly and does nothing to redirect text output. Both
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        /// Run and BeginRun are actually synchronous, although the client
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        /// can usually ignore this. BeginRun + EndRun operates as expected.
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        /// </summary>
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        public class SimpleTestRunner : MarshalByRefObject, TestRunner
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        {
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        static Logger log = InternalTrace.GetLogger(typeof(SimpleTestRunner));
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45
 
                #region Instance Variables
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47
 
                /// <summary>
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                /// Identifier for this runner. Must be unique among all
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                /// active runners in order to locate tests. Default
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                /// value of 0 is adequate in applications with a single
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                /// runner or a non-branching chain of runners.
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                /// </summary>
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                private int runnerID = 0;
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                /// <summary>
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                /// The loaded test suite
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                /// </summary>
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                private Test test;
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60
 
                /// <summary>
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                /// The builder we use to load tests, created for each load
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                /// </summary>
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                private TestSuiteBuilder builder;
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65
 
                /// <summary>
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                /// Results from the last test run
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                /// </summary>
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                private TestResult testResult;
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70
 
                /// <summary>
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                /// The thread on which Run was called. Set to the
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                /// current thread while a run is in process.
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                /// </summary>
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                private Thread runThread;
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76
 
                #endregion
77
 
 
78
 
                #region Constructor
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                public SimpleTestRunner() : this( 0 ) { }
80
 
 
81
 
                public SimpleTestRunner( int runnerID )
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                {
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                        this.runnerID = runnerID;
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                }
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                #endregion
86
 
 
87
 
                #region Properties
88
 
                public virtual int ID
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                {
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                        get { return runnerID; }
91
 
                }
92
 
 
93
 
                public TestAssemblyInfo[] AssemblyInfo
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                {
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                        get { return builder.AssemblyInfo; }
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                }
97
 
                
98
 
                public ITest Test
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                {
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                        get { return test; }
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                }
102
 
 
103
 
                /// <summary>
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                /// Results from the last test run
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                /// </summary>
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                public TestResult TestResult
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                {
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                        get { return testResult; }
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                }
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                public virtual bool Running
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                {
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                        get { return runThread != null && runThread.IsAlive; }
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                }
115
 
                #endregion
116
 
 
117
 
                #region Methods for Loading Tests
118
 
                /// <summary>
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                /// Load a TestPackage
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                /// </summary>
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                /// <param name="package">The package to be loaded</param>
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                /// <returns>True on success, false on failure</returns>
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                public bool Load( TestPackage package )
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                {
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            log.Debug("Loading package " + package.Name);
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127
 
                        this.builder = new TestSuiteBuilder();
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129
 
                        this.test = builder.Build( package );
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                        if ( test == null ) return false;
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                        test.SetRunnerID( this.runnerID, true );
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                        return true;
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                }
135
 
 
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                /// <summary>
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                /// Unload all tests previously loaded
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                /// </summary>
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                public void Unload()
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                {
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            log.Debug("Unloading");
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                        this.test = null; // All for now
143
 
                }
144
 
                #endregion
145
 
 
146
 
                #region CountTestCases
147
 
                public int CountTestCases( TestFilter filter )
148
 
                {
149
 
                        return test.CountTestCases( filter );
150
 
                }
151
 
                #endregion
152
 
 
153
 
                #region Methods for Running Tests
154
 
                public virtual TestResult Run( ITestListener listener )
155
 
                {
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                        return Run( listener, TestFilter.Empty );
157
 
                }
158
 
 
159
 
                public virtual TestResult Run( ITestListener listener, TestFilter filter )
160
 
                {
161
 
                        try
162
 
                        {
163
 
                log.Debug("Starting test run");
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165
 
                                // Take note of the fact that we are running
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                                this.runThread = Thread.CurrentThread;
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                                listener.RunStarted( this.Test.TestName, test.CountTestCases( filter ) );
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                                testResult = test.Run( listener, filter );
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                                // Signal that we are done
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                                listener.RunFinished( testResult );
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                log.Debug("Test run complete");
175
 
 
176
 
                                // Return result array
177
 
                                return testResult;
178
 
                        }
179
 
                        catch( Exception exception )
180
 
                        {
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                                // Signal that we finished with an exception
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                                listener.RunFinished( exception );
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                                // Rethrow - should we do this?
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                                throw;
185
 
                        }
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                        finally
187
 
                        {
188
 
                                runThread = null;
189
 
                        }
190
 
                }
191
 
 
192
 
                public void BeginRun( ITestListener listener )
193
 
                {
194
 
                        testResult = this.Run( listener );
195
 
                }
196
 
 
197
 
                public void BeginRun( ITestListener listener, TestFilter filter )
198
 
                {
199
 
                        testResult = this.Run( listener, filter );
200
 
                }
201
 
 
202
 
                public virtual TestResult EndRun()
203
 
                {
204
 
                        return TestResult;
205
 
                }
206
 
 
207
 
                /// <summary>
208
 
                /// Wait is a NOP for SimpleTestRunner
209
 
                /// </summary>
210
 
                public virtual void Wait()
211
 
                {
212
 
                }
213
 
 
214
 
                public virtual void CancelRun()
215
 
                {
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                        if (this.runThread != null)
217
 
                        {
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                                // Cancel Synchronous run only if on another thread
219
 
                                if ( runThread == Thread.CurrentThread )
220
 
                                        throw new InvalidOperationException( "May not CancelRun on same thread that is running the test" );
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222
 
                                // Make a copy of runThread, which will be set to 
223
 
                                // null when the thread terminates.
224
 
                                Thread cancelThread = this.runThread;
225
 
 
226
 
                                // Tell the thread to abort
227
 
                                this.runThread.Abort();
228
 
                                
229
 
                                // Wake up the thread if necessary
230
 
                                // Figure out if we need to do an interupt
231
 
                                if ( (cancelThread.ThreadState & ThreadState.WaitSleepJoin ) != 0 )
232
 
                                        cancelThread.Interrupt();
233
 
                        }
234
 
                }
235
 
                #endregion
236
 
 
237
 
        #region InitializeLifetimeService Override
238
 
        public override object InitializeLifetimeService()
239
 
        {
240
 
            return null;
241
 
        }
242
 
        #endregion
243
 
        }
244
 
}