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[/] [soc_maker/] [trunk/] [spec/] [core_inst_spec.rb] - Rev 10
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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( "My Core", "mycore,rel1", file, "top" )
SOCMaker::lib.add_core( core )
expect{
inst = SOCMaker::CoreInst.new( "mycore,rel1", { "aparameter".to_sym => 4 } )
inst.consistency_check }.
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( "My Core", "mycore,rel1", file, "top" )
core.inst_parameters = parameters
SOCMaker::lib.add_core( core )
inst = SOCMaker::CoreInst.new( "mycore,rel1", {} )
inst.consistency_check
inst.params[ :param1 ].should be == 0
SOCMaker::lib.rm_core( core )
end
end
#describe SOCMaker::CoreDef, "HDL interaction" do
# it 'should return true and false for implements_port?, when a port is implemented and
# not implemented' do
# file = { "file.vhd".to_sym => SOCMaker::HDLFile.new( "./file.vhd" ) }
# core = SOCMaker::CoreDef.new( "My Core", "mycore,rel1", file, "top" )
# ifc_spc = SOCMaker::IfcSpc.new( "a_ifc", "v1", "ports" => { p1: 1, p2: 0 } )
# ifc = SOCMaker::IfcDef.new( "a_ifc", "v1", 1, { p1: SOCMaker::IfcPort.new( "p1", 1 ) } )
# core.interfaces[ :i1 ] = ifc
# SOCMaker::lib.add_core( core )
# SOCMaker::lib.add_ifc( ifc_spc )
# o1 = SOCMaker::CoreInst.new( "mycore,rel1", {} )
# o1.consistency_check
# o1.implements_port?( 'i1', 'p1' ).should be == true
# o1.implements_port?( 'i1', 'p2' ).should be == false
# 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( "My Core", "mycore,rel1", file, "top" )
core.inst_parameters = parameters
SOCMaker::lib.add_core( core )
o1 = SOCMaker::CoreInst.new( "mycore,rel1", {} )
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( "My Core", "mycore,rel1", file, "top" )
core.inst_parameters = parameters
SOCMaker::lib.add_core( core )
o1 = SOCMaker::CoreInst.new( "mycore,rel1" )
o1.consistency_check
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
it "should call coder functions for each core-def. (stub-version)" do
SOCMaker::lib.clear
soc = SOCMaker::SOCDef.new( "test_soc", "test_soc,v1", "my_soc_top" )
coder = double()
added_cores = {}
coder.stub( :add_core_component ) do |name_arg, def_arg|
added_cores[ name_arg.to_sym ] = def_arg
end
added_instances = {}
coder.stub( :add_core_instance ) do |name_arg, inst_arg|
added_instances[ name_arg.to_sym ] = inst_arg
end
coder.stub( :get_hdl_code ){ |arg_coder| }
coder.stub( :is_a? ){ SOCMaker::VHDLCoder }
coder.stub( :filename ){ |x| x + ".vhd" }
coder.stub( :add_ifc_default_assignment )
coder.stub( :add_ifc_connection )
added_cons = {}
dir_path = ""
FileUtils.stub( :mkdir_p ) { |arg| dir_path = arg }
SOCMaker::conf[ :build_dir ] = 'a'
SOCMaker::conf[ :hdl_dir ] = 'b'
dir_path_ref = "a/b"
file = { "file.vhd".to_sym => SOCMaker::HDLFile.new( "./file.vhd" ) }
core_a = SOCMaker::CoreDef.new( "core_a", "core_a,v1", file, "top" )
core_b = SOCMaker::CoreDef.new( "core_b", "core_b,v1", file, "top" )
SOCMaker::lib.add_core( core_a )
SOCMaker::lib.add_core( core_b )
ifc_spc = SOCMaker::IfcSpc.new( "myifc", "myifc,v1", 'ports' => { port_a: { dir: 1}, port_b: { dir: 0 } } )
SOCMaker::lib.add_ifc( ifc_spc )
ifc_def_1 = SOCMaker::IfcDef.new( "myifc", "myifc,v1", 0, { a: SOCMaker::IfcPort.new( "port_a", 1 ),
b: SOCMaker::IfcPort.new( "port_b", 1 ) } )
ifc_def_0 = SOCMaker::IfcDef.new( "myifc", "myifc,v1", 1, { a: SOCMaker::IfcPort.new( "port_a", 1 ),
b: SOCMaker::IfcPort.new( "port_b", 1 ) } )
core_a.interfaces[ :ifc_a ] = ifc_def_0
core_a.interfaces[ :ifc_b ] = ifc_def_1
core_b.interfaces[ :ifc_a ] = ifc_def_0
core_b.interfaces[ :ifc_b ] = ifc_def_1
i1 = SOCMaker::CoreInst.new( "core_a,v1" )
i2 = SOCMaker::CoreInst.new( "core_a,v1" )
i3 = SOCMaker::CoreInst.new( "core_b,v1" )
i4 = SOCMaker::CoreInst.new( "core_b,v1" )
soc.cores[ :inst_a ] = i1
soc.cores[ :inst_b ] = i2
soc.cores[ :inst_c ] = i3
soc.cores[ :inst_d ] = i4
soc.consistency_check
soc.add_connection( "inst_a", "ifc_a", "inst_b", "ifc_b", "a_new_con" )
SOCMaker::lib.add_core( soc )
soc_inst = SOCMaker::CoreInst.new( 'test_soc,v1' )
soc_inst.consistency_check
soc_inst.stub( :gen_toplevel_con ) do |name_arg,
rule_arg,
m0_arg,
m1_arg |
added_cons[ name_arg.to_sym ] = { rule: rule_arg,
m0: m0_arg, m1: m1_arg }
end
# file writing stub
file_mock = double()
file_mock.stub( :write )
File.should_receive(:open).and_yield(file_mock)
soc_inst.gen_toplevel( coder );
added_cores.should be == { "core_a,v1".to_sym => core_a, "core_b,v1".to_sym => core_b }
added_instances.should be == { inst_a: i1, inst_b: i2, inst_c: i3, inst_d: i4 }
added_cons.should be == { a_new_con: { rule: "or", m0: {inst_a: :ifc_a}, m1: {inst_b: :ifc_b } } }
dir_path.should be == dir_path_ref
end
it "should create valid vhdl output with our test library" do
SOCMaker::conf[ :build_dir ] = 'spec/tmp_build2'
SOCMaker::conf[ :hdl_dir ] = 'b'
coder = SOCMaker::VHDLCoder.new
SOCMaker::lib.refresh( './spec/test_soc_lib' )
soc = SOCMaker::from_f( './spec/test_soc.yaml' );
SOCMaker::lib.add_core( soc )
soc_inst = SOCMaker::CoreInst.new( 'test_soc,v1' )
soc_inst.consistency_check
soc_inst.gen_toplevel( coder );
soc.copy_files
#p soc.cons
#puts soc.to_yaml
end
end
# vim: noai:ts=2:sw=2