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|
<!DOCTYPE html>
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<head>
<meta charset="UTF-8">
<title>class Net::SSH::Test::Channel - net-ssh 6.0.0.beta1</title>
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<p class="link">Object
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<!-- Method Quickref -->
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<h3>Methods</h3>
<ul class="link-list" role="directory">
<li ><a href="#method-c-new">::new</a>
<li ><a href="#method-i-gets_close">#gets_close</a>
<li ><a href="#method-i-gets_data">#gets_data</a>
<li ><a href="#method-i-gets_eof">#gets_eof</a>
<li ><a href="#method-i-gets_exit_status">#gets_exit_status</a>
<li ><a href="#method-i-gets_extended_data">#gets_extended_data</a>
<li ><a href="#method-i-inject_remote_delay-21">#inject_remote_delay!</a>
<li ><a href="#method-i-local_id">#local_id</a>
<li ><a href="#method-i-remote_id">#remote_id</a>
<li ><a href="#method-i-sends_close">#sends_close</a>
<li ><a href="#method-i-sends_data">#sends_data</a>
<li ><a href="#method-i-sends_eof">#sends_eof</a>
<li ><a href="#method-i-sends_exec">#sends_exec</a>
<li ><a href="#method-i-sends_request_pty">#sends_request_pty</a>
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<main role="main" aria-labelledby="class-Net::SSH::Test::Channel">
<h1 id="class-Net::SSH::Test::Channel" class="class">
class Net::SSH::Test::Channel
</h1>
<section class="description">
<p>A mock channel, used for scripting actions in tests. It wraps a <a
href="Script.html">Net::SSH::Test::Script</a> instance, and delegates to it
for the most part. This class has little real functionality on its own, but
rather acts as a convenience for scripting channel-related activity for
later comparison in a unit test.</p>
<pre class="ruby"><span class="ruby-identifier">story</span> <span class="ruby-keyword">do</span> <span class="ruby-operator">|</span><span class="ruby-identifier">session</span><span class="ruby-operator">|</span>
<span class="ruby-identifier">channel</span> = <span class="ruby-identifier">session</span>.<span class="ruby-identifier">opens_channel</span>
<span class="ruby-identifier">channel</span>.<span class="ruby-identifier">sends_exec</span> <span class="ruby-string">"ls"</span>
<span class="ruby-identifier">channel</span>.<span class="ruby-identifier">gets_data</span> <span class="ruby-string">"result of ls"</span>
<span class="ruby-identifier">channel</span>.<span class="ruby-identifier">gets_extended_data</span> <span class="ruby-string">"some error coming from ls"</span>
<span class="ruby-identifier">channel</span>.<span class="ruby-identifier">gets_close</span>
<span class="ruby-identifier">channel</span>.<span class="ruby-identifier">sends_close</span>
<span class="ruby-keyword">end</span>
</pre>
</section>
<section id="5Buntitled-5D" class="documentation-section">
<section class="attribute-method-details" class="method-section">
<header>
<h3>Attributes</h3>
</header>
<div id="attribute-i-local_id" class="method-detail">
<div class="method-heading attribute-method-heading">
<span class="method-name">local_id</span><span
class="attribute-access-type">[W]</span>
</div>
<div class="method-description">
<p>Sets the local-id of this channel object (the id assigned by the client).</p>
</div>
</div>
<div id="attribute-i-remote_id" class="method-detail">
<div class="method-heading attribute-method-heading">
<span class="method-name">remote_id</span><span
class="attribute-access-type">[W]</span>
</div>
<div class="method-description">
<p>Sets the remote-id of this channel object (the id assigned by the
mock-server).</p>
</div>
</div>
<div id="attribute-i-script" class="method-detail">
<div class="method-heading attribute-method-heading">
<span class="method-name">script</span><span
class="attribute-access-type">[R]</span>
</div>
<div class="method-description">
<p>The <a href="Script.html">Net::SSH::Test::Script</a> instance employed by
this mock channel.</p>
</div>
</div>
</section>
<section id="public-class-5Buntitled-5D-method-details" class="method-section">
<header>
<h3>Public Class Methods</h3>
</header>
<div id="method-c-new" class="method-detail ">
<div class="method-heading">
<span class="method-name">new</span><span
class="method-args">(script)</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-description">
<p>Creates a new <a href="Channel.html">Test::Channel</a> instance on top of
the given <code>script</code> (which must be a <a
href="Script.html">Net::SSH::Test::Script</a> instance).</p>
<div class="method-source-code" id="new-source">
<pre><span class="ruby-comment"># File lib/net/ssh/test/channel.rb, line 31</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier">initialize</span>(<span class="ruby-identifier">script</span>)
<span class="ruby-ivar">@script</span> = <span class="ruby-identifier">script</span>
<span class="ruby-ivar">@local_id</span> = <span class="ruby-ivar">@remote_id</span> = <span class="ruby-keyword">nil</span>
<span class="ruby-keyword">end</span></pre>
</div>
</div>
</div>
</section>
<section id="public-instance-5Buntitled-5D-method-details" class="method-section">
<header>
<h3>Public Instance Methods</h3>
</header>
<div id="method-i-gets_close" class="method-detail ">
<div class="method-heading">
<span class="method-name">gets_close</span><span
class="method-args">()</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-description">
<p>Scripts the reception of a “channel close” packet from the remote end.</p>
<pre class="ruby"><span class="ruby-identifier">channel</span>.<span class="ruby-identifier">gets_close</span>
</pre>
<div class="method-source-code" id="gets_close-source">
<pre><span class="ruby-comment"># File lib/net/ssh/test/channel.rb, line 142</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier">gets_close</span>
<span class="ruby-identifier">script</span>.<span class="ruby-identifier">gets_channel_close</span>(<span class="ruby-keyword">self</span>)
<span class="ruby-keyword">end</span></pre>
</div>
</div>
</div>
<div id="method-i-gets_data" class="method-detail ">
<div class="method-heading">
<span class="method-name">gets_data</span><span
class="method-args">(data)</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-description">
<p>Scripts the reception of a channel data packet from the remote end.</p>
<pre class="ruby"><span class="ruby-identifier">channel</span>.<span class="ruby-identifier">gets_data</span> <span class="ruby-string">"bar"</span>
</pre>
<div class="method-source-code" id="gets_data-source">
<pre><span class="ruby-comment"># File lib/net/ssh/test/channel.rb, line 113</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier">gets_data</span>(<span class="ruby-identifier">data</span>)
<span class="ruby-identifier">script</span>.<span class="ruby-identifier">gets_channel_data</span>(<span class="ruby-keyword">self</span>, <span class="ruby-identifier">data</span>)
<span class="ruby-keyword">end</span></pre>
</div>
</div>
</div>
<div id="method-i-gets_eof" class="method-detail ">
<div class="method-heading">
<span class="method-name">gets_eof</span><span
class="method-args">()</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-description">
<p>Scripts the reception of an EOF packet from the remote end.</p>
<pre class="ruby"><span class="ruby-identifier">channel</span>.<span class="ruby-identifier">gets_eof</span>
</pre>
<div class="method-source-code" id="gets_eof-source">
<pre><span class="ruby-comment"># File lib/net/ssh/test/channel.rb, line 135</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier">gets_eof</span>
<span class="ruby-identifier">script</span>.<span class="ruby-identifier">gets_channel_eof</span>(<span class="ruby-keyword">self</span>)
<span class="ruby-keyword">end</span></pre>
</div>
</div>
</div>
<div id="method-i-gets_exit_status" class="method-detail ">
<div class="method-heading">
<span class="method-name">gets_exit_status</span><span
class="method-args">(status=0)</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-description">
<p>Scripts the reception of an “exit-status” channel request packet.</p>
<pre class="ruby"><span class="ruby-identifier">channel</span>.<span class="ruby-identifier">gets_exit_status</span>(<span class="ruby-value">127</span>)
</pre>
<div class="method-source-code" id="gets_exit_status-source">
<pre><span class="ruby-comment"># File lib/net/ssh/test/channel.rb, line 128</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier">gets_exit_status</span>(<span class="ruby-identifier">status</span>=<span class="ruby-value">0</span>)
<span class="ruby-identifier">script</span>.<span class="ruby-identifier">gets_channel_request</span>(<span class="ruby-keyword">self</span>, <span class="ruby-string">"exit-status"</span>, <span class="ruby-keyword">false</span>, <span class="ruby-identifier">status</span>)
<span class="ruby-keyword">end</span></pre>
</div>
</div>
</div>
<div id="method-i-gets_extended_data" class="method-detail ">
<div class="method-heading">
<span class="method-name">gets_extended_data</span><span
class="method-args">(data)</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-description">
<p>Scripts the reception of a channel extended data packet from the remote
end.</p>
<pre class="ruby"><span class="ruby-identifier">channel</span>.<span class="ruby-identifier">gets_extended_data</span> <span class="ruby-string">"whoops"</span>
</pre>
<div class="method-source-code" id="gets_extended_data-source">
<pre><span class="ruby-comment"># File lib/net/ssh/test/channel.rb, line 121</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier">gets_extended_data</span>(<span class="ruby-identifier">data</span>)
<span class="ruby-identifier">script</span>.<span class="ruby-identifier">gets_channel_extended_data</span>(<span class="ruby-keyword">self</span>, <span class="ruby-identifier">data</span>)
<span class="ruby-keyword">end</span></pre>
</div>
</div>
</div>
<div id="method-i-inject_remote_delay-21" class="method-detail ">
<div class="method-heading">
<span class="method-name">inject_remote_delay!</span><span
class="method-args">()</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-description">
<p>Because adjacent calls to <a
href="Channel.html#method-i-gets_data">gets_data</a> will sometimes cause
the data packets to be concatenated (causing expectations in tests to
fail), you may need to separate those calls with calls to <a
href="Channel.html#method-i-inject_remote_delay-21">inject_remote_delay!</a>
(which essentially just mimics receiving an empty data packet):</p>
<pre class="ruby"><span class="ruby-identifier">channel</span>.<span class="ruby-identifier">gets_data</span> <span class="ruby-string">"abcdefg"</span>
<span class="ruby-identifier">channel</span>.<span class="ruby-identifier">inject_remote_delay!</span>
<span class="ruby-identifier">channel</span>.<span class="ruby-identifier">gets_data</span> <span class="ruby-string">"hijklmn"</span>
</pre>
<div class="method-source-code" id="inject_remote_delay-21-source">
<pre><span class="ruby-comment"># File lib/net/ssh/test/channel.rb, line 58</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier">inject_remote_delay!</span>
<span class="ruby-identifier">gets_data</span>(<span class="ruby-string">""</span>)
<span class="ruby-keyword">end</span></pre>
</div>
</div>
</div>
<div id="method-i-local_id" class="method-detail ">
<div class="method-heading">
<span class="method-name">local_id</span><span
class="method-args">()</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-description">
<p>Returns the local (client-assigned) id for this channel, or a Proc object
that will return the local-id later if the local id has not yet been set.
(See <a
href="Packet.html#method-i-instantiate-21">Net::SSH::Test::Packet#instantiate!</a>.)</p>
<div class="method-source-code" id="local_id-source">
<pre><span class="ruby-comment"># File lib/net/ssh/test/channel.rb, line 39</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier">local_id</span>
<span class="ruby-ivar">@local_id</span> <span class="ruby-operator">||</span> <span class="ruby-constant">Proc</span>.<span class="ruby-identifier">new</span> { <span class="ruby-ivar">@local_id</span> <span class="ruby-keyword">or</span> <span class="ruby-identifier">raise</span> <span class="ruby-string">"local-id has not been set yet!"</span> }
<span class="ruby-keyword">end</span></pre>
</div>
</div>
</div>
<div id="method-i-remote_id" class="method-detail ">
<div class="method-heading">
<span class="method-name">remote_id</span><span
class="method-args">()</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-description">
<p>Returns the remote (server-assigned) id for this channel, or a Proc object
that will return the remote-id later if the remote id has not yet been set.
(See <a
href="Packet.html#method-i-instantiate-21">Net::SSH::Test::Packet#instantiate!</a>.)</p>
<div class="method-source-code" id="remote_id-source">
<pre><span class="ruby-comment"># File lib/net/ssh/test/channel.rb, line 46</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier">remote_id</span>
<span class="ruby-ivar">@remote_id</span> <span class="ruby-operator">||</span> <span class="ruby-constant">Proc</span>.<span class="ruby-identifier">new</span> { <span class="ruby-ivar">@remote_id</span> <span class="ruby-keyword">or</span> <span class="ruby-identifier">raise</span> <span class="ruby-string">"remote-id has not been set yet!"</span> }
<span class="ruby-keyword">end</span></pre>
</div>
</div>
</div>
<div id="method-i-sends_close" class="method-detail ">
<div class="method-heading">
<span class="method-name">sends_close</span><span
class="method-args">()</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-description">
<p>Scripts the sending of a “channel close” packet across the channel.</p>
<pre class="ruby"><span class="ruby-identifier">channel</span>.<span class="ruby-identifier">sends_close</span>
</pre>
<div class="method-source-code" id="sends_close-source">
<pre><span class="ruby-comment"># File lib/net/ssh/test/channel.rb, line 99</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier">sends_close</span>
<span class="ruby-identifier">script</span>.<span class="ruby-identifier">sends_channel_close</span>(<span class="ruby-keyword">self</span>)
<span class="ruby-keyword">end</span></pre>
</div>
</div>
</div>
<div id="method-i-sends_data" class="method-detail ">
<div class="method-heading">
<span class="method-name">sends_data</span><span
class="method-args">(data)</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-description">
<p>Scripts the sending of a data packet across the channel.</p>
<pre class="ruby"><span class="ruby-identifier">channel</span>.<span class="ruby-identifier">sends_data</span> <span class="ruby-string">"foo"</span>
</pre>
<div class="method-source-code" id="sends_data-source">
<pre><span class="ruby-comment"># File lib/net/ssh/test/channel.rb, line 85</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier">sends_data</span>(<span class="ruby-identifier">data</span>)
<span class="ruby-identifier">script</span>.<span class="ruby-identifier">sends_channel_data</span>(<span class="ruby-keyword">self</span>, <span class="ruby-identifier">data</span>)
<span class="ruby-keyword">end</span></pre>
</div>
</div>
</div>
<div id="method-i-sends_eof" class="method-detail ">
<div class="method-heading">
<span class="method-name">sends_eof</span><span
class="method-args">()</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-description">
<p>Scripts the sending of an EOF packet across the channel.</p>
<pre class="ruby"><span class="ruby-identifier">channel</span>.<span class="ruby-identifier">sends_eof</span>
</pre>
<div class="method-source-code" id="sends_eof-source">
<pre><span class="ruby-comment"># File lib/net/ssh/test/channel.rb, line 92</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier">sends_eof</span>
<span class="ruby-identifier">script</span>.<span class="ruby-identifier">sends_channel_eof</span>(<span class="ruby-keyword">self</span>)
<span class="ruby-keyword">end</span></pre>
</div>
</div>
</div>
<div id="method-i-sends_exec" class="method-detail ">
<div class="method-heading">
<span class="method-name">sends_exec</span><span
class="method-args">(command, reply=true, success=true)</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-description">
<p>Scripts the sending of an “exec” channel request packet to the mock
server. If <code>reply</code> is true, then the server is expected to reply
to the request, otherwise no response to this request will be sent. If
<code>success</code> is <code>true</code>, then the request will be
successful, otherwise a failure will be scripted.</p>
<pre class="ruby"><span class="ruby-identifier">channel</span>.<span class="ruby-identifier">sends_exec</span> <span class="ruby-string">"ls -l"</span>
</pre>
<div class="method-source-code" id="sends_exec-source">
<pre><span class="ruby-comment"># File lib/net/ssh/test/channel.rb, line 69</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier">sends_exec</span>(<span class="ruby-identifier">command</span>, <span class="ruby-identifier">reply</span>=<span class="ruby-keyword">true</span>, <span class="ruby-identifier">success</span>=<span class="ruby-keyword">true</span>)
<span class="ruby-identifier">script</span>.<span class="ruby-identifier">sends_channel_request</span>(<span class="ruby-keyword">self</span>, <span class="ruby-string">"exec"</span>, <span class="ruby-identifier">reply</span>, <span class="ruby-identifier">command</span>, <span class="ruby-identifier">success</span>)
<span class="ruby-keyword">end</span></pre>
</div>
</div>
</div>
<div id="method-i-sends_request_pty" class="method-detail ">
<div class="method-heading">
<span class="method-name">sends_request_pty</span><span
class="method-args">()</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-description">
<p>Scripts the sending of a “request pty” request packet across the channel.</p>
<pre class="ruby"><span class="ruby-identifier">channel</span>.<span class="ruby-identifier">sends_request_pty</span>
</pre>
<div class="method-source-code" id="sends_request_pty-source">
<pre><span class="ruby-comment"># File lib/net/ssh/test/channel.rb, line 106</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier">sends_request_pty</span>
<span class="ruby-identifier">script</span>.<span class="ruby-identifier">sends_channel_request_pty</span>(<span class="ruby-keyword">self</span>)
<span class="ruby-keyword">end</span></pre>
</div>
</div>
</div>
<div id="method-i-sends_subsystem" class="method-detail ">
<div class="method-heading">
<span class="method-name">sends_subsystem</span><span
class="method-args">(subsystem, reply=true, success=true)</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-description">
<p>Scripts the sending of a “subsystem” channel request packet to the mock
server. See <a href="Channel.html#method-i-sends_exec">sends_exec</a> for a
discussion of the meaning of the <code>reply</code> and
<code>success</code> arguments.</p>
<pre class="ruby"><span class="ruby-identifier">channel</span>.<span class="ruby-identifier">sends_subsystem</span> <span class="ruby-string">"sftp"</span>
</pre>
<div class="method-source-code" id="sends_subsystem-source">
<pre><span class="ruby-comment"># File lib/net/ssh/test/channel.rb, line 78</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier">sends_subsystem</span>(<span class="ruby-identifier">subsystem</span>, <span class="ruby-identifier">reply</span>=<span class="ruby-keyword">true</span>, <span class="ruby-identifier">success</span>=<span class="ruby-keyword">true</span>)
<span class="ruby-identifier">script</span>.<span class="ruby-identifier">sends_channel_request</span>(<span class="ruby-keyword">self</span>, <span class="ruby-string">"subsystem"</span>, <span class="ruby-identifier">reply</span>, <span class="ruby-identifier">subsystem</span>, <span class="ruby-identifier">success</span>)
<span class="ruby-keyword">end</span></pre>
</div>
</div>
</div>
</section>
</section>
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