//Copyright 2012-2019 Keysight Technologies
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//
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//Licensed under the Apache License, Version 2.0 (the "License");
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//you may not use this file except in compliance with the License.
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//You may obtain a copy of the License at
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//
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//http://www.apache.org/licenses/LICENSE-2.0
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//
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//Unless required by applicable law or agreed to in writing, software
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//distributed under the License is distributed on an "AS IS" BASIS,
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//WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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//See the License for the specific language governing permissions and
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//limitations under the License.
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using OpenTap;
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// This example shows how a child can get a parent with of a certain type, and then
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// recover some properties from that parent.
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namespace OpenTap.Plugins.PluginDevelopment
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{
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[Display("Child Seeking Resources", Groups: new[] { "Examples", "Plugin Development", "Parent Child" },
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Description: "A child seeking resources from a parent.")]
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[AllowAsChildIn(typeof(ParentWithResources))]
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// Excluding the AllowAsChildIn attribute would mean this Child TestStep could be used with any parent.
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public class ChildSeekingResources : TestStep
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{
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private Dut _parentsDut;
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private Instrument _parentsInstrument;
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public override void PrePlanRun()
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{
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base.PrePlanRun();
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// Find parents of a certain type, and get a resource reference from them.
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// Resources include things like Instruments and DUTs.
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_parentsDut = GetParent<ParentWithResources>().SomeDut;
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_parentsInstrument = GetParent<ParentWithResources>().SomeInstrument;
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string s;
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s = (_parentsDut == null) ? "No DUT Found" : string.Format("Found a DUT named {0}", _parentsDut.Name);
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Log.Info(s);
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s = (_parentsInstrument == null)
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? "No Instrument"
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: string.Format("Found an Instrument named {0}", _parentsInstrument.Name);
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Log.Info(s);
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}
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public override void Run()
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{
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// Do nothing
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}
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}
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}
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