Subversion Repositories soc_maker

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#

#  File:      component.rb

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#  Author:    Christian Hättich

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#  Project:   System-On-Chip Maker

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#  Target:    Linux / Windows / Mac

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#  Language:  ruby

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#

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#

#

#   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 .

#

#

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#

#   Description:

#     Test specification for SOCMaker::Component

#

#

#

#

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require_relative( 'spec_helper' )

describe SOCMaker::Component, "initialization" do

  it "should return a Component object, if the object is created with new" do

    c = SOCMaker::Component.new( "acore", "v1", "top" )

    c.class.should be == SOCMaker::Component

  end

  # test the name

  it "should raise an error, if the name is nil" do

    expect{ SOCMaker::Component.new( nil, "v1", "top" ) }.

      to raise_error( SOCMaker::ERR::StructureError )

  end

  it "should raise an error, if the name has zero-length" do

    expect{ SOCMaker::Component.new( "", "v1", "top" ) }.

      to raise_error( SOCMaker::ERR::StructureError )

  end

  it "should raise an error, if the name is not of type string" do

    expect{ SOCMaker::Component.new( 3, "v1", "top" ) }.

      to raise_error( SOCMaker::ERR::ValueError )

  end

  it 'should raise an error, if the name doesnt start with [a-zA-Z]' do

    expect{ SOCMaker::Component.new( "4abc", "v1", "top" ) }.

      to raise_error( SOCMaker::ERR::ValueError )

  end

  it 'should raise an error, if the name conatins invalid symbols' do

    expect{ SOCMaker::Component.new( "abc$abc", "v1", "top" ) }.

      to raise_error( SOCMaker::ERR::ValueError )

  end

  # test the version

  it "should raise an error, if the version is nil" do

    expect{ SOCMaker::Component.new( "acore", nil, "top" ) }.

      to raise_error( SOCMaker::ERR::StructureError )

  end

  it "should raise an error, if the version has zero-length" do

    expect{ SOCMaker::Component.new( "acore", "", "top" ) }.

      to raise_error( SOCMaker::ERR::StructureError )

  end

  it "should raise an error, if the version is not of type string neither of type Numerical" do

    expect{ SOCMaker::Component.new( "acore", [ 1, 2, 3 ], "top" ) }.

      to raise_error( SOCMaker::ERR::ValueError )

  end

  it "should cast a numerical version to a string version" do

    c = SOCMaker::Component.new( "acore", 3, "top" )

    c.class.should be == SOCMaker::Component

    c.version = "3"

  end

  %w[ description date license licensefile

      author authormail vccmd ].each do |m|

    it "should auto-set #{m} to an empty string" do

      c = SOCMaker::Component.new( "acore", "v1", "top" )

      c.instance_variable_get( '@'+m ).class.should be == String

      c.instance_variable_get( '@'+m ).should be       == ""

    end

  end

  %w[ interfaces functions

      inst_parameters

      static_parameters ].each do |m|

    it "should auto-set #{m} to an empty Hash" do

      c = SOCMaker::Component.new( "acore", "v1", "top" )

      c.instance_variable_get( '@'+m ).class.should be == Hash

      c.instance_variable_get( '@'+m ).should be       == {}

    end

  end

  %w[ description date license licensefile

      author authormail vccmd ].each do |m|

    it "should raise an error if #{m} is not a string" do

    # pass an numerical value

    expect{ SOCMaker::Component.new( "acore", "v1", "top", { m => 4 } ) }.

      to raise_error( SOCMaker::ERR::ValueError )

    end

  end

  %w[ interfaces functions

      inst_parameters

      static_parameters ].each do |m|

    it "should raise an error if #{m} is not a hash" do

      # pass an numerical value

      expect{ SOCMaker::Component.new( "acore", "v1", "top", { m => 4 } ) }.

        to raise_error( SOCMaker::ERR::ValueError )

    end

  end

  it 'should iterate over all generics (inst. parameters)' do

    p1 = SOCMaker::Parameter.new( "integer" )

    p2 = SOCMaker::Parameter.new( "string" )

    p3 = SOCMaker::Parameter.new( "integer" )

    p4 = SOCMaker::Parameter.new( "string" )

    c = SOCMaker::Component.new( "acore", "v1", "top",

      { 'inst_parameters' => { p1: p1, p2: p2, p3: p3, p4: p4 } } )

    a_name    = [];

    a_type    = [];

    a_default = [];

    a_is_last = [];

    c.generics do |name,type,default,is_last|

      a_name    << name

      a_type    << type

      a_default << default

      a_is_last << is_last

    end

    a_name.should be == %w[ p1 p2 p3 p4 ]

    a_type.should be == %w[ integer string integer string ]

    a_default.should be == [ 0, 0, 0, 0 ]

    a_is_last.should be == [ false, false, false, true ]

  end

  it 'should iterate over all ports' do

    SOCMaker::lib.clear

    ifc_s1 = SOCMaker::IfcSpc.new( "i1", "v1", 'ports' => { p1: 1, p2: 1, p3: 0 } )

    ifc_s2 = SOCMaker::IfcSpc.new( "i2", "v1", 'ports' => { x1: 1, x2: 0 } )

    SOCMaker::lib.add_ifc( ifc_s1 )

    SOCMaker::lib.add_ifc( ifc_s2 )

    p1 = SOCMaker::IfcPort.new( "p1", 1 )

    p2 = SOCMaker::IfcPort.new( "p2", 2 )

    p3 = SOCMaker::IfcPort.new( "p3", 3 )

    x1 = SOCMaker::IfcPort.new( "x1", 1 )

    x2 = SOCMaker::IfcPort.new( "x2", 2 )

    ifc_d1 = SOCMaker::IfcDef.new( "i1", "v1", 0, { m_p1: p1, m_p2: p2, m_p3: p3 } )

    ifc_d2 = SOCMaker::IfcDef.new( "i2", "v1", 0, { m_x1: x1, m_x2: x2           } )

    c = SOCMaker::Component.new( "acore", "v1", "top",

      { 'interfaces' =>  { i1: ifc_d1, i2: ifc_d2 } } )

    r_name    = []

    r_dir     = []

    r_len     = []

    r_is_last = []

    c.ports do |arg_name,arg_dir,arg_len,arg_is_last|

      r_name    << arg_name

      r_dir     << arg_dir

      r_len     << arg_len

      r_is_last << arg_is_last

    end

    r_name.sort.should be == %w[ m_p1 m_p2 m_p3 m_x1 m_x2 ].sort

    r_dir.sort.should be  ==   [ 1, 1, 0, 1, 0 ].sort

    r_len.sort.should be  ==   [ 1, 2, 3, 1, 2 ].sort

    r_is_last.should be   == [ false, false, false, false, true ]

    r_def     = []

    r_name    = []

    r_dir     = []

    c.ports( "i1" ) do |arg_name,arg_def,arg_dir|

      r_def     << arg_def

      r_name    << arg_name

      r_dir     << arg_dir

    end

    r_def.should be == %w[ m_p1 m_p2 m_p3 ]

    r_name.should be == %w[ p1 p2 p3 ]

    r_dir.should be  ==   [ 1, 1, 0, ]

  end

end