Tests: Add a test for PyVCP - Specifically Issue #3538

Author: andypugh

tests/pyvcp/do-test.hal

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+loadusr -Wn mypanel pyvcp -c mypanel test.xml
+show pin
+exit 0

tests/pyvcp/expected

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+Component Pins:
+Owner   Type  Dir         Value  Name
+     4  float OUT             0  mypanel.dial-a-out
+     4  float OUT             0  mypanel.dial-b-out
+     4  float IN              0  mypanel.dial-c-in
+     4  float OUT             0  mypanel.dial-c-out
+     4  float OUT             0  mypanel.dial.0.out
+     4  float IN              0  mypanel.dial.0.param_pin
+     4  float IN              0  mypanel.dial.1.param_pin
+     4  float IN              0  mypanel.dial.2.param_pin
+     4  float OUT             0  mypanel.scale-a-out-f
+     4  s32   OUT             0  mypanel.scale-a-out-i
+     4  float OUT             0  mypanel.scale-b-out-f
+     4  s32   OUT             0  mypanel.scale-b-out-i
+     4  float IN              0  mypanel.scale-c-in
+     4  float OUT             0  mypanel.scale-c-out-f
+     4  s32   OUT             0  mypanel.scale-c-out-i
+     4  float OUT             0  mypanel.scale.0-f
+     4  s32   OUT             0  mypanel.scale.0-i
+     4  float IN              0  mypanel.scale.2.param_pin
+     4  float OUT             0  mypanel.spinbox-a-out
+     4  float OUT             0  mypanel.spinbox-b-out
+     4  float IN              0  mypanel.spinbox-c-in
+     4  float OUT             0  mypanel.spinbox-c-out
+     4  float OUT             0  mypanel.spinbox.0
+     4  float IN              0  mypanel.spinbox.2.param_pin
+

tests/pyvcp/test.ini

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+<pyvcp>
+	<dial/>									# dial.0.out	test.dial.0.param_pin
+	<dial halpin="dial-a-out"/>						# dial-a-out	test.dial.1.param_pin
+	<dial halpin="dial-b-out" param_pin="1"/>				# dial-b-out	dial.2.param_pin
+	<dial halpin="dial-c-out" param_pin="1" halparam="dial-c-in"/>		# dial-c-out	dial-c-in
+	
+	<spinbox/>								# spinbox.0
+	<spinbox halpin="spinbox-a-out"/>					# spinbox-a-out
+	<spinbox halpin="spinbox-b-out" param_pin="1"/>				# spinbox-b-out	spinbox.2.param_pin
+	<spinbox halpin="spinbox-c-out" param_pin="1" halparam="spinbox-c-in"/>	# spinbox-c-out	spinbox-c-in
+	
+	<scale/>								# scale.0-(f|i)
+	<scale halpin="scale-a-out"/>						# scale-a-out-(f|i)
+	<scale halpin="scale-b-out" param_pin="1"/>				# scale-b-out-(f|i)	scale.2.param_pin
+	<scale halpin="scale-c-out" param_pin="1" halparam="scale-c-in"/>	# scale-c-out-(f|i)	scale-c-in
+</pyvcp>

tests/pyvcp/test.sh

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+#! /usr/bin/bash
+
+set -e
+
+xvfb-run halrun do-test.hal &
+
+exit 0

tests/pyvcp/test.xml

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+<pyvcp>
+	<dial/>									# dial.0.out	test.dial.0.param_pin
+	<dial halpin="dial-a-out"/>						# dial-a-out	test.dial.1.param_pin
+	<dial halpin="dial-b-out" param_pin="1"/>				# dial-b-out	dial.2.param_pin
+	<dial halpin="dial-c-out" param_pin="1" halparam="dial-c-in"/>		# dial-c-out	dial-c-in
+	
+	<spinbox/>								# spinbox.0
+	<spinbox halpin="spinbox-a-out"/>					# spinbox-a-out
+	<spinbox halpin="spinbox-b-out" param_pin="1"/>				# spinbox-b-out	spinbox.2.param_pin
+	<spinbox halpin="spinbox-c-out" param_pin="1" halparam="spinbox-c-in"/>	# spinbox-c-out	spinbox-c-in
+	
+	<scale/>								# scale.0-(f|i)
+	<scale halpin="scale-a-out"/>						# scale-a-out-(f|i)
+	<scale halpin="scale-b-out" param_pin="1"/>				# scale-b-out-(f|i)	scale.2.param_pin
+	<scale halpin="scale-c-out" param_pin="1" halparam="scale-c-in"/>	# scale-c-out-(f|i)	scale-c-in
+</pyvcp>