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diff --git a/tools/NUnit/doc/datapointProviders.html b/tools/NUnit/doc/datapointProviders.html new file mode 100644 index 0000000..151813d --- /dev/null +++ b/tools/NUnit/doc/datapointProviders.html @@ -0,0 +1,124 @@ +<!-- saved from url=(0014)about:internet --><!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0//EN"> +<html> +<!-- Standard Head Part --> +<head> +<title>NUnit - DatapointProviders</title> +<meta http-equiv="Content-Type" content="text/html; charset=windows-1252"> +<meta http-equiv="Content-Language" content="en-US"> +<link rel="stylesheet" type="text/css" href="nunit.css"> +<link rel="shortcut icon" href="favicon.ico"> +</head> +<!-- End Standard Head Part --> + +<body> + +<!-- Standard Header for NUnit.org --> +<div id="header"> + <a id="logo" href="http://www.nunit.org"><img src="img/logo.gif" alt="NUnit.org" title="NUnit.org"></a> + <div id="nav"> + <a href="http://www.nunit.org">NUnit</a> + <a class="active" href="index.html">Documentation</a> + </div> +</div> +<!-- End of Header --> + +<div id="content"> + +<h3>DataPointProviders (NUnit 2.5)</h3> + +<h4>Purpose</h4> +<p>DataPointProviders are used to supply data for an individual parameter +of a parameterized test method. + +<h4>Extension Point</h4> +<p>Addins use the host to access this extension point by name: + +<pre> + IExtensionPoint listeners = host.GetExtensionPoint( "DataPointProviders" );</pre> + +<h4>Interface</h4> +<p>The extension object passed to Install must implement either the + <b>IDataPointProvider</b> or the <b>IDataPointProvider2</b> interface: + +<pre> + public interface IDataPointProvider + { + bool HasDataFor( ParameterInfo parameter ); + IEnumerable GetDataFor( ParameterInfo parameter ); + } + + public interface IDataPointProvider2 : IDatapointProvider + { + bool HasDataFor( ParameterInfo parameter, Test parentSuite ); + IEnumerable GetDataFor( ParameterInfo parameter, Test parentSuite ); + } +</pre> + +<p>NUnit will call <b>IDataPointProvider2</b> if it is available. Otherwise + <b>IDataPointProvider</b> will be used. + +<p>The <b>HasDataFor</b> method should return true if the provider is able to + supply data for the specified parameter. If a provider only wants to be used + on certain types of tests, it can examine the supplied ParameterInfo and + its associated MethodInfo and Type and/or the parent test suite. + +<p>The <b>GetDataFor</b> method should return a list of individual values to + use for the supplied parameter in running the test. + +<h4>Notes:</h4> + +<ol> +<li>Most providers will delegate one of the interface implementations + to the other if they implement both. +<li>DataPointProviders that use data from the fixture class should use + <b>IDataPointProvider2</b> interface so that they are able to access any + arguments supplied for constructing the fixture object. +<li>Providers that acquire data from outside the fixture will usually + be able to work with <b>IDataPointProvider</b> alone. +<li>The <b>IDataPointProvider2</b> interface was added in the NUnit 2.5.1 release. +</ol> + + +</div> + +<!-- Submenu --> +<div id="subnav"> +<ul> +<li><a href="index.html">NUnit 2.5.5</a></li> +<ul> +<li><a href="getStarted.html">Getting Started</a></li> +<li><a href="assertions.html">Assertions</a></li> +<li><a href="constraintModel.html">Constraints</a></li> +<li><a href="attributes.html">Attributes</a></li> +<li><a href="runningTests.html">Running Tests</a></li> +<li><a href="extensibility.html">Extensibility</a></li> +<ul> +<li><a href="customConstraints.html">Custom Constraints</a></li> +<li><a href="nunitAddins.html">NUnit Addins</a></li> +<ul> +<li><a href="suiteBuilders.html">SuiteBuilders</a></li> +<li><a href="testcaseBuilders.html">TestcaseBuilders</a></li> +<li><a href="testDecorators.html">TestDecorators</a></li> +<li><a href="testcaseProviders.html">TestcaseProviders</a></li> +<li id="current"><a href="datapointProviders.html">DatapointProviders</a></li> +<li><a href="eventListeners.html">EventListeners</a></li> +</ul> +<li><a href="extensionTips.html">Tips for Extenders</a></li> +</ul> +<li><a href="releaseNotes.html">Release Notes</a></li> +<li><a href="samples.html">Samples</a></li> +<li><a href="license.html">License</a></li> +</ul> +</ul> +</div> +<!-- End of Submenu --> + + +<!-- Standard Footer for NUnit.org --> +<div id="footer"> + Copyright © 2009 Charlie Poole. All Rights Reserved. +</div> +<!-- End of Footer --> + +</body> +</html> |