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[/] [soc_maker/] [trunk/] [spec/] [core_inst_spec.rb] - Rev 3

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###############################################################
#   
#  File:      core_inst_spec.rb
#
#  Author:    Christian Hättich
#
#  Project:   System-On-Chip Maker
#
#  Target:    Linux / Windows / Mac
#
#  Language:  ruby
#
#
###############################################################
#
#
#   Copyright (C) 2014  Christian Hättich  - feddischson [ at ] opencores.org
#
#   This program is free software: you can redistribute it and/or modify
#   it under the terms of the GNU General Public License as published by
#   the Free Software Foundation, either version 3 of the License, or
#   (at your option) any later version.
#
#   This program is distributed in the hope that it will be useful,
#   but WITHOUT ANY WARRANTY; without even the implied warranty of
#   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
#   GNU General Public License for more details.
#
#   You should have received a copy of the GNU General Public License
#   along with this program.  If not, see <http://www.gnu.org/licenses/>.
#
#
###############################################################
#
#   Description:
#
#
#
#
###############################################################
require_relative( 'spec_helper' )


describe SOCMaker::CoreInst, "structure and auto-completion functionallity" do


  it "should raise an error, if parameters are not given as hash" do
     file = { "file.vhd".to_sym => SOCMaker::HDLFile.new( "./file.vhd" ) }
     core = SOCMaker::CoreDef.new( "mycore", "rel1", file, "top" )
     SOCMaker::lib.add_core( core )
     expect{  SOCMaker::CoreInst.new( "mycorerel1", "not a hash"  ) }.
     to raise_error( SOCMaker::ERR::StructureError )
     SOCMaker::lib.rm_core( core )
  end


  it "should raise an error, if parameters are given, which doesn't exist in the definition" do
     file = { "file.vhd".to_sym => SOCMaker::HDLFile.new( "./file.vhd" ) }
     core = SOCMaker::CoreDef.new( "mycore", "rel1", file, "top" )
     SOCMaker::lib.add_core( core )
     expect{  SOCMaker::CoreInst.new( "mycorerel1", { "aparameter".to_sym => 4 } ) }.
     to raise_error( SOCMaker::ERR::ValueError )
     SOCMaker::lib.rm_core( core )

  end

  it "should auto-complete generics with default values" do
     
     # create core with one file and one instance parameter
     file = { "file.vhd".to_sym => SOCMaker::HDLFile.new( "./file.vhd" ) }
     parameters = { "param1".to_sym => SOCMaker::Parameter.new( "integer" )  }
     core = SOCMaker::CoreDef.new( "mycore", "rel1", file, "top" )
     core.inst_parameters = parameters
     SOCMaker::lib.add_core( core )

     inst = SOCMaker::CoreInst.new( "mycorerel1", {}  )
     inst.params[ :param1 ].should be == 0
     SOCMaker::lib.rm_core( core )
  end

end

describe SOCMaker::CoreDef, "object handling, en-decoding:" do

  it "should be possible to encode and decode a core instance" do
    file = { "file.vhd".to_sym => SOCMaker::HDLFile.new( "./file.vhd" ) }
    parameters = { "param1".to_sym => SOCMaker::Parameter.new( "integer" )  }
    core = SOCMaker::CoreDef.new( "mycore", "rel1", file, "top" )
    core.inst_parameters = parameters
    SOCMaker::lib.add_core( core )

    o1 = SOCMaker::CoreInst.new( "mycorerel1", {}  )
    yaml_str = o1.to_yaml
    o2 = YAML::load( yaml_str )
    o1.should be == o2
  end

  it "should return false for two non-equal objects" do
    file = { "file.vhd".to_sym => SOCMaker::HDLFile.new( "./file.vhd" ) }
    parameters = { "param1".to_sym => SOCMaker::Parameter.new( "integer" )  }
    core = SOCMaker::CoreDef.new( "mycore", "rel1", file, "top" )
    core.inst_parameters = parameters
    SOCMaker::lib.add_core( core )

    o1 = SOCMaker::CoreInst.new( "mycorerel1" )
    o2 = Marshal::load(Marshal.dump(o1))
    o2.type << "X"
    ( o2 == o1 ).should be == false
    o2 = Marshal::load(Marshal.dump(o1))
    o2.params[ :param1 ] = 1
    ( o2 == o1 ).should be == false
  end

end

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