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UnitTestSupport.py
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UnitTestSupport.py
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import sys
import os
import re
from pycparser import parse_file, c_ast, c_generator
# return the header file name from the file path
def returnHeaderName(coord):
origin = re.search("[^\\/]+\.h",coord.file)
if hasattr(origin,"group"):
return origin.group()
else:
return None
# get list of typedefs from AST
def getListofTypedef(ast):
typedefList = []
for entity in ast.ext:
if isinstance(entity, c_ast.Typedef) and returnHeaderName(entity.coord) != '_fake_typedefs.h':
typedefList.append(entity)
return typedefList
# get list of function declarations from AST
def getListofDecl(ast):
declList = []
for entity in ast.ext:
if isinstance(entity, c_ast.Decl):
declList.append(entity)
return declList
# get list of function definitions from AST
def getListofFuncDef(ast):
funcDefList = []
for entity in ast.ext:
if isinstance(entity, c_ast.FuncDef):
funcDefList.append(entity)
return funcDefList
# get list of function declarations from AST
def getListofFuncDecl(ast):
declList = []
for entity in ast.ext:
if hasattr(entity, "type"):
if isinstance(entity.type, c_ast.FuncDecl):
declList.append(entity)
return declList
# get list of function declarations without definitions
def getListofFuncWithoutDefinition(declList, funcDefL):
funcDeclList = []
for entity in declList:
defined = False
for funcDef in funcDefL:
# Is this a function definition?
if isinstance(funcDef, c_ast.FuncDef):
# Is this the function definition for the function declaration?
if funcDef.decl.name == entity.name:
defined = True
break
# append the function declaration if it is not defined
if not defined and isinstance(entity.type, c_ast.FuncDecl):
funcDeclList.append(entity)
return funcDeclList
# get list of function declarations with definitions
def getListofFuncWithDefinition(declList, funcDefL):
funcDeclList = []
for entity in declList:
defined = False
for funcDef in funcDefL:
# Is this a function definition?
if isinstance(funcDef, c_ast.FuncDef):
# Is this the function definition for the function declaration?
if funcDef.decl.name == entity.name:
defined = True
break
# append the function declaration if it is not defined
if defined and isinstance(entity.type, c_ast.FuncDecl):
funcDeclList.append(entity)
return funcDeclList
# get list of header files from the list of function declarations
def getHeaderList(declList):
headerList = []
for element in declList:
if hasattr(element,"coord"):
headerName = returnHeaderName(element.coord)
if headerName != None:
if headerName not in headerList and headerName != "_fake_typedefs.h":
headerList.append(headerName)
return headerList
# get list of header files from the preprocessed file directly
def getHeaderListFromFileDirectly(file_path):
headerList = []
f = open(file_path,"r")
whole_file = f.readlines()
matches = []
for lines in whole_file:
findlist = re.findall("\w+\.h", lines)
if len(findlist) != 0:
for match in findlist:
matches.append(match)
matches = list(set(matches))
for match in matches:
if match != '_fake_typedefs.h' and match != '_fake_defines.h':
headerList.append(match)
return headerList
# create the folder structure for the unit test
def createFolder():
if( os.path.isdir("UnitTest") == False):
os.mkdir("UnitTest")
if( os.path.isdir("UnitTest/include") == False):
os.mkdir("UnitTest/include")
if( os.path.isdir("UnitTest/include/stubs") == False):
os.mkdir("UnitTest/include/stubs")
if( os.path.isdir("UnitTest/src") == False):
os.mkdir("UnitTest/src")
if( os.path.isdir("UnitTest/src/stubs") == False):
os.mkdir("UnitTest/src/stubs")
# create the types.h header file
def makeTypeStubHeader(ast, header_list):
#typedefList = getListofTypedef(ast)
local_ast = c_ast.FileAST(coord=None, ext=[]) # typedefList
local_ast.ext.append(c_ast.Typedef(
name="stub_option_t",
quals=[],
type=c_ast.TypeDecl(
declname="stub_option_t",
quals=[],
align=None,
type=c_ast.Enum(
name=None,
values= c_ast.EnumeratorList(
enumerators=[
c_ast.Enumerator( name="STUB_OPTION_VALUE", value=None),
c_ast.Enumerator( name="STUB_OPTION_REDIRECT", value=None)
],
coord=None
)
),
),
storage=['typedef']
))
local_ast.ext.append(c_ast.Typedef(
name="stub_trace_option_t",
quals=[],
type=c_ast.TypeDecl(
declname="stub_trace_option_t",
quals=[],
align=None,
type=c_ast.Enum(
name=None,
values= c_ast.EnumeratorList(
enumerators=[
c_ast.Enumerator( name="STUB_OPTION_TRACE_OFF", value=None),
c_ast.Enumerator( name="STUB_OPTION_TRACE_ON", value=None)
],
coord=None
)
),
),
storage=['typedef']
))
local_ast.ext.append(c_ast.Typedef(
name="stub_pArg_option_t",
quals=[],
type=c_ast.TypeDecl(
declname="stub_pArg_option_t",
quals=[],
align=None,
type=c_ast.Enum(
name=None,
values= c_ast.EnumeratorList(
enumerators=[
c_ast.Enumerator( name="STUB_OPTION_PARG_COPY_FROM", value=None),
c_ast.Enumerator( name="STUB_OPTION_PARG_COPY_TO", value=None)
],
coord=None
)
),
),
storage=['typedef']
))
local_ast.ext.append(c_ast.Typedef(
name = "TEST_STUB_Trace",
quals = [],
type= c_ast.TypeDecl(
declname = "TEST_STUB_Trace",
quals = [],
align=None,
type= c_ast.Struct(
name = "TEST_STUB_Trace",
decls=[
c_ast.Decl(
name= "trace_enabled",
quals=[],
align = None,
storage= [],
funcspec= None,
type= c_ast.TypeDecl(
declname= "trace_enabled",
quals=[],
align = None,
type= c_ast.IdentifierType(names=["stub_trace_option_t"], coord= None),
coord=None
),
init= None,
bitsize= None,
coord= None
),
c_ast.Decl(
name= "trace_buffer",
quals=[],
align = None,
storage= [],
funcspec= None,
type= c_ast.PtrDecl(
quals= [],
type= c_ast.ArrayDecl(
type= c_ast.TypeDecl(
declname= "trace_buffer",
quals=[],
align=None,
type=c_ast.IdentifierType(names=["char"], coord=None),
coord=None
),
dim= c_ast.Constant(
type = "int",
value = "101"
),
dim_quals = [],
coord= None
),
coord= None
),
init= None,
bitsize= None,
coord= None
),
c_ast.Decl(
name= "trace_buffer_length",
quals=[],
align = None,
storage= [],
funcspec= None,
type= c_ast.TypeDecl(
declname= "trace_buffer_length",
quals=[],
align = None,
type= c_ast.IdentifierType(names=["unsigned", "long"], coord= None),
coord=None
),
init= None,
bitsize= None,
coord= None
),
c_ast.Decl(
name= "trace_buffer_index",
quals=[],
align = None,
storage= [],
funcspec= None,
type= c_ast.TypeDecl(
declname= "trace_buffer_index",
quals=[],
align = None,
type= c_ast.IdentifierType(names=["unsigned", "long"], coord= None),
coord=None
),
init= None,
bitsize= None,
coord= None
)
],
coord=None
),
coord=None
),
storage=['typedef'],
coord=None
))
test_stub = c_ast.Typedef(
name='TEST_STUB_TYPE',
quals=['extern'],
type=c_ast.TypeDecl(
declname='TEST_STUB_TYPE',
align= None,
quals=[],
type= c_ast.Struct(name=None,decls=[],coord=None),
coord=None),
coord=None,
storage=['typedef']
)
test_stub.type.type.decls.append(c_ast.Decl(
name = "TEST_TRACE",
quals = [],
storage = [],
funcspec = [],
align=None,
type = c_ast.TypeDecl(
declname = "TEST_TRACE",
quals = [],
type = c_ast.IdentifierType(names=["TEST_STUB_Trace"]),
coord = None,
align = None
),
init = None,
bitsize = None,
coord = None
))
for entity in ast.ext:
for header in header_list:
if returnHeaderName(entity.coord) == header:
stub = makeStubStruct(entity)
if stub != None:
stub_part = c_ast.Decl(
name = entity.name,
quals = [],
storage = [],
funcspec = [],
align=None,
type = c_ast.TypeDecl(
declname = entity.name,
quals = [],
type = c_ast.IdentifierType(names=[ stub.name ]),
coord = None,
align = None
),
init = None,
bitsize = None,
coord = None
)
test_stub.type.type.decls.append(stub_part)
local_ast.ext.append(stub)
local_ast.ext.append(test_stub)
local_ast.ext.append(c_ast.Typedef(
name='TEST_STUB',
quals=[],
type=c_ast.TypeDecl(
declname='TEST_STUB',
align= None,
quals=[],
type= c_ast.IdentifierType(names=['TEST_STUB_TYPE']),
coord=None),
coord=None,
storage=['extern']
))
generator = c_generator.CGenerator()
generator.indent_level = 4
# open the file for writing
f = open( sys.argv[2] + "\\include\\stubs\\types.h", "w")
# header guard
f.write("#ifndef TYPES_H\n")
f.write("#define TYPES_H\n")
f.write("\n")
header_list
for header in header_list:
f.write("#include \""+ header + "\"\n")
# write the header file
f.write(generator.visit(local_ast))
# close the header guard
f.write("\n")
f.write("#endif /* TYPES_H */")
# close the file
f.close()
# Returns wether the entity is a void return type function
def isVoidType(type):
if isinstance(type, c_ast.TypeDecl):
if isinstance(type.type, c_ast.IdentifierType):
if type.type.names[0] == "void":
return True
return False
# create stub function definition
def makeStubCompound(entity, test_call):
blockItems = []
index = 3
#############################################
# STUB FUNCTION #
#############################################
if not test_call:
if not isVoidType(entity.type.type):
index = index + 1
blockItems.append(c_ast.Decl(
name = "returnValue",
align=None,
quals=[],
storage=[],
bitsize=None,
funcspec=[],
coord=None,
init=c_ast.InitList(
exprs=[
c_ast.Constant(type='int', value='0')
],
coord=None
),
type=c_ast.TypeDecl(
declname="returnValue",
quals=entity.type.type.quals,
type=c_ast.IdentifierType(names=entity.type.type.type.names),
coord=None,
align=entity.type.type.align
)
))
blockItems.append(c_ast.UnaryOp(op='p++', expr=c_ast.StructRef(name= c_ast.StructRef( name = c_ast.ID(name='TEST_STUB'), type= '.' , field= c_ast.ID(entity.name)), type='.',field= c_ast.ID(name ='callcount'))))
blockItems.append(
c_ast.Decl(
name= "trace_string",
quals=[],
align=None,
storage=[],
bitsize=None,
funcspec=[],
coord=None,
init=c_ast.Constant(
type='char',
value= "\"" + entity.name + "\""
),
type=c_ast.ArrayDecl(
type=c_ast.TypeDecl(
declname= 'trace_string',
quals = [],
align = None,
type = c_ast.IdentifierType(
names= ['char']
)
),
dim = None,
dim_quals= []
)
)
)
blockItems.append(
c_ast.If(
cond= c_ast.BinaryOp(
left= c_ast.BinaryOp(
left= c_ast.StructRef(name= c_ast.StructRef( name = c_ast.ID(name='TEST_STUB'), type= '.' , field= c_ast.ID("TEST_TRACE")), type='.',field= c_ast.ID(name ='trace_enabled')),
op= "==",
right= c_ast.ID(name="STUB_OPTION_TRACE_ON"),
coord=None
),
op= "&&",
right= c_ast.BinaryOp(
left= c_ast.StructRef(name= c_ast.StructRef( name = c_ast.ID(name='TEST_STUB'), type= '.' , field= c_ast.ID("TEST_TRACE")), type='.',field= c_ast.ID(name ='trace_buffer')),
op="!=",
right = c_ast.ID(name="NULL"),
coord=None
),
coord=None
),
iftrue= c_ast.If(
cond= c_ast.BinaryOp(
left= c_ast.StructRef(name= c_ast.StructRef( name = c_ast.ID(name='TEST_STUB'), type= '.' , field= c_ast.ID("TEST_TRACE")), type='.',field= c_ast.ID(name ='trace_buffer_index')),
op= "<",
right= c_ast.StructRef(name= c_ast.StructRef( name = c_ast.ID(name='TEST_STUB'), type= '.' , field= c_ast.ID("TEST_TRACE")), type='.',field= c_ast.ID(name ='trace_buffer_length')),
coord=None
),
iftrue= c_ast.Compound(
block_items=[
c_ast.For(
init=c_ast.Decl(
name='i',
quals=[],
align=None,
storage=[],
funcspec=[],
type=c_ast.TypeDecl(
declname='i',
quals=[],
align=None,
type=c_ast.IdentifierType(names=['int']),
coord=None
),
init=c_ast.Constant(type='int', value='0'),
bitsize=None,
coord=None
),
cond=c_ast.BinaryOp(
op = '&&',
left = c_ast.BinaryOp(
op='<',
left=c_ast.ID(name='i'),
right=c_ast.Constant(type='int', value=len(entity.name) + 1)
),
right= c_ast.BinaryOp(
op = '<',
left = c_ast.ID(name = 'i'),
right=c_ast.Constant(type = 'int', value = 100)
)
),
next=c_ast.UnaryOp(
expr=c_ast.ID(name='i'),
op='++',
coord=None
),
stmt = c_ast.Compound(
block_items=[
c_ast.Assignment(
op="=",
lvalue= c_ast.ArrayRef(
name = c_ast.ArrayRef(
name= c_ast.StructRef(name= c_ast.StructRef( name = c_ast.ID(name='TEST_STUB'), type= '.' , field= c_ast.ID("TEST_TRACE")), type='.',field= c_ast.ID(name ='trace_buffer')),
subscript= c_ast.StructRef(name= c_ast.StructRef( name = c_ast.ID(name='TEST_STUB'), type= '.' , field= c_ast.ID("TEST_TRACE")), type='.',field= c_ast.ID(name ='trace_buffer_index')),
coord=None
),
subscript= c_ast.ID(name = "i")
),
rvalue= c_ast.ArrayRef(
name= c_ast.ID(name="trace_string"),
subscript= c_ast.ID(name="i")
),
coord=None
)
]
)
),
c_ast.UnaryOp(op='p++', expr=c_ast.StructRef(name= c_ast.StructRef( name = c_ast.ID(name='TEST_STUB'), type= '.' , field= c_ast.ID("TEST_TRACE")), type='.',field= c_ast.ID(name ='trace_buffer_index')))
],
coord=None
),
iffalse=None
),
iffalse=None
)
)
blockItems.append(
c_ast.Switch(cond=c_ast.StructRef(name= c_ast.StructRef( name = c_ast.ID(name='TEST_STUB'), type= '.' , field= c_ast.ID(entity.name)), type='.',field= c_ast.ID(name ='stub_option')),
stmt=c_ast.Compound(block_items=[
c_ast.Case(
coord= None,
expr= c_ast.ID(name='STUB_OPTION_VALUE'),
stmts= []
),
c_ast.Case(
coord= None,
expr= c_ast.ID(name='STUB_OPTION_REDIRECT'),
stmts= []
),
c_ast.Default(
coord= None,
stmts= [
c_ast.Break(coord=None)
]
)
]),
coord=None)
)
# Adding return value
if not isVoidType(entity.type.type):
blockItems[index].stmt.block_items[0].stmts.append(c_ast.Assignment(op='=', lvalue=c_ast.ID(name='returnValue'), rvalue=c_ast.StructRef(name= c_ast.StructRef( name = c_ast.ID(name='TEST_STUB'), type= '.' , field= c_ast.ID(entity.name)), type='.',field= c_ast.ID(name ='returnValue'))))
# Adding parameters to the stub
if entity.type.args != None:
if hasattr(entity.type.args, 'params'):
if entity.type.args.params != None:
for param in entity.type.args.params:
if param.name != None:
if isinstance(param.type, c_ast.TypeDecl):
blockItems[index].stmt.block_items[0].stmts.append(
c_ast.Assignment(
op='=',
lvalue=c_ast.StructRef(name= c_ast.StructRef( name = c_ast.ID(name='TEST_STUB'), type= '.' , field= c_ast.ID(entity.name)), type='.',field= c_ast.ID(name =param.name)),
rvalue=c_ast.ID(name=param.name),
coord=None
)
)
elif isinstance(param.type, c_ast.PtrDecl):
if isinstance(param.type.type, c_ast.FuncDecl):
blockItems[index].stmt.block_items[0].stmts.append(
c_ast.Assignment(
op='=',
lvalue=c_ast.StructRef(name= c_ast.StructRef( name = c_ast.ID(name='TEST_STUB'), type= '.' , field= c_ast.ID(entity.name)), type='.',field= c_ast.ID(name =param.name)),
rvalue=c_ast.ID(name=param.name),
coord=None
)
)
elif isinstance(param.type.type, c_ast.TypeDecl):
if param.type.type.type.names == ['void']:
blockItems[index].stmt.block_items[0].stmts.append(
c_ast.Assignment(
op='=',
lvalue= c_ast.StructRef( name = c_ast.StructRef( name = c_ast.ID(name='TEST_STUB'), type= '.' , field= c_ast.ID(entity.name)), type= '.' , field= c_ast.ID(param.name)),
rvalue=c_ast.ID(name=param.name)
)
)
elif 'const' in param.quals:
blockItems[index].stmt.block_items[0].stmts.append(
c_ast.Assignment(
op='=',
lvalue= c_ast.StructRef( name = c_ast.StructRef( name = c_ast.ID(name='TEST_STUB'), type= '.' , field= c_ast.ID(entity.name)), type= '.' , field= c_ast.ID(param.name)),
rvalue=c_ast.UnaryOp(op='*', expr=c_ast.ID(name=param.name))
)
)
else:
blockItems[index].stmt.block_items[0].stmts.append(
c_ast.If(
cond=c_ast.BinaryOp
(
op = '==',
left= c_ast.StructRef(
name= c_ast.StructRef( name = c_ast.StructRef( name = c_ast.ID(name='TEST_STUB'), type= '.' , field= c_ast.ID(entity.name)), type= '.' , field= c_ast.ID(param.name)), # c_ast.StructRef( name = c_ast.ID(name='TEST_STUB'), type= '.' , field= c_ast.ID(entity.name))
type='.',
field= c_ast.ID(name = 'stub_pArg_option')),
right= c_ast.ID(name='STUB_OPTION_PARG_COPY_TO'),
coord=None),
iftrue=c_ast.Compound(block_items=[
c_ast.Assignment(
op='=',
lvalue= c_ast.UnaryOp(op='*', expr=c_ast.ID(name=param.name)),
rvalue= c_ast.StructRef
(
name= c_ast.StructRef( name = c_ast.StructRef( name = c_ast.ID(name='TEST_STUB'), type= '.' , field= c_ast.ID(entity.name)), type= '.' , field= c_ast.ID(param.name)), # c_ast.StructRef( name = c_ast.ID(name='TEST_STUB'), type= '.' , field= c_ast.ID(entity.name))
type='.',
field= c_ast.ID(name = 'value')
)
)
]),
iffalse=c_ast.Compound(block_items=[
c_ast.If(
cond=c_ast.BinaryOp(
op='==',
left = c_ast.StructRef
(
name= c_ast.StructRef( name = c_ast.StructRef( name = c_ast.ID(name='TEST_STUB'), type= '.' , field= c_ast.ID(entity.name)), type= '.' , field= c_ast.ID(param.name)), # c_ast.StructRef( name = c_ast.ID(name='TEST_STUB'), type= '.' , field= c_ast.ID(entity.name))
type='.',
field= c_ast.ID(name = 'stub_pArg_option')
),
right = c_ast.ID(name='STUB_OPTION_PARG_COPY_FROM'),
coord=None
),
iftrue=c_ast.Compound(
block_items=[
c_ast.Assignment(
op='=',
lvalue= c_ast.StructRef
(
name= c_ast.StructRef( name = c_ast.StructRef( name = c_ast.ID(name='TEST_STUB'), type= '.' , field= c_ast.ID(entity.name)), type= '.' , field= c_ast.ID(param.name)), # c_ast.StructRef( name = c_ast.ID(name='TEST_STUB'), type= '.' , field= c_ast.ID(entity.name))
type='.',
field= c_ast.ID(name = 'value')
),
rvalue=c_ast.UnaryOp(op='*', expr=c_ast.ID(name=param.name))
)
]
),
iffalse=None
)
]),
coord=None
)
)
elif isinstance(param.type, c_ast.ArrayDecl):
max_copy = 1
if param.type.dim != None:
max_copy = str(param.type.dim.value)
if 'const' in param.quals:
blockItems[index].stmt.block_items[0].stmts.append( c_ast.For(
init=c_ast.Decl(
name='i',
quals=[],
align=None,
storage=[],
funcspec=[],
type=c_ast.TypeDecl(
declname='i',
quals=[],
align=None,
type=c_ast.IdentifierType(names=['int']),
coord=None
),
init=c_ast.Constant(type='int', value='0'),
bitsize=None,
coord=None
),
cond=c_ast.BinaryOp(
op='<',
left=c_ast.ID(name='i'),
right=c_ast.Constant(type='int', value=max_copy)
),
next=c_ast.UnaryOp(
op='++',
expr=c_ast.ID(name='i'),
coord=None
),
stmt=c_ast.Compound(
block_items=[
c_ast.Assignment(
op='=',
lvalue=c_ast.ArrayRef(
name= c_ast.StructRef( name = c_ast.StructRef( name = c_ast.ID(name='TEST_STUB'), type= '.' , field= c_ast.ID(entity.name)), type= '.' , field= c_ast.ID(param.name)),
subscript=c_ast.ID(name='i'),
coord=None
),
rvalue=c_ast.ArrayRef(
name=c_ast.ID(name=param.name),
subscript=c_ast.ID(name='i')
),
coord=None
)
]
)
))
else:
blockItems[index].stmt.block_items[0].stmts.append(
c_ast.If(
cond=c_ast.BinaryOp
(
op = '==',
left= c_ast.StructRef(
name= c_ast.StructRef( name = c_ast.StructRef( name = c_ast.ID(name='TEST_STUB'), type= '.' , field= c_ast.ID(entity.name)), type= '.' , field= c_ast.ID(param.name)), # c_ast.StructRef( name = c_ast.ID(name='TEST_STUB'), type= '.' , field= c_ast.ID(entity.name))
type='.',
field= c_ast.ID(name = 'stub_pArg_option')),
right= c_ast.ID(name='STUB_OPTION_PARG_COPY_TO'),
coord=None),
iftrue=c_ast.Compound(block_items=[
c_ast.For(
init=c_ast.Decl(
name='i',
quals=[],
align=None,
storage=[],
funcspec=[],
type=c_ast.TypeDecl(
declname='i',
quals=[],
align=None,
type=c_ast.IdentifierType(names=['int']),
coord=None
),
init=c_ast.Constant(type='int', value='0'),
bitsize=None,
coord=None
),
cond=c_ast.BinaryOp(
op='<',
left=c_ast.ID(name='i'),
right=c_ast.Constant(
type='int',
value= max_copy
)
),
next=c_ast.UnaryOp(
op='++',
expr=c_ast.ID(name='i'),
coord=None
),
stmt=c_ast.Compound(
block_items=[
c_ast.Assignment(
op='=',
lvalue=c_ast.ArrayRef(
name=c_ast.ID(name=param.name),
subscript=c_ast.ID(name='i')
),
rvalue=c_ast.ArrayRef(
name=c_ast.StructRef(
name= c_ast.StructRef( name = c_ast.StructRef( name = c_ast.ID(name='TEST_STUB'), type= '.' , field= c_ast.ID(entity.name)), type= '.' , field= c_ast.ID(param.name)),
type='.',
field= c_ast.ID(name = 'value')
),
subscript=c_ast.ID(name='i'),
coord=None
),
coord=None
)
]
)
)
]),
iffalse=c_ast.Compound(block_items=[
c_ast.If(
cond=c_ast.BinaryOp(
op='==',
left = c_ast.StructRef
(
name= c_ast.StructRef( name = c_ast.StructRef( name = c_ast.ID(name='TEST_STUB'), type= '.' , field= c_ast.ID(entity.name)), type= '.' , field= c_ast.ID(param.name)), # c_ast.StructRef( name = c_ast.ID(name='TEST_STUB'), type= '.' , field= c_ast.ID(entity.name))
type='.',
field= c_ast.ID(name = 'stub_pArg_option')
),
right = c_ast.ID(name='STUB_OPTION_PARG_COPY_FROM'),
coord=None
),
iftrue=c_ast.Compound(
block_items=[
c_ast.For(
init=c_ast.Decl(
name='i',
quals=[],
align=None,
storage=[],
funcspec=[],
type=c_ast.TypeDecl(
declname='i',
quals=[],
align=None,
type=c_ast.IdentifierType(names=['int']),
coord=None
),
init=c_ast.Constant(type='int', value='0'),
bitsize=None,
coord=None
),
cond=c_ast.BinaryOp(
op='<',
left=c_ast.ID(name='i'),
right=c_ast.Constant(type='int', value=max_copy)
),
next=c_ast.UnaryOp(
op='++',
expr=c_ast.ID(name='i'),
coord=None
),
stmt=c_ast.Compound(
block_items=[
c_ast.Assignment(
op='=',
lvalue=c_ast.ArrayRef(
name=c_ast.StructRef(
name= c_ast.StructRef( name = c_ast.StructRef( name = c_ast.ID(name='TEST_STUB'), type= '.' , field= c_ast.ID(entity.name)), type= '.' , field= c_ast.ID(param.name)),
type='.',
field= c_ast.ID(name = 'value')
),
subscript=c_ast.ID(name='i'),
coord=None
),
rvalue=c_ast.ArrayRef(
name=c_ast.ID(name=param.name),
subscript=c_ast.ID(name='i')
),
coord=None
)
]
)
)
]
),
iffalse=None
)
]),
coord=None
)
)
blockItems[index].stmt.block_items[0].stmts.append(c_ast.Break(coord=None))
# STUB_OPTION_REDIRECT
if isVoidType(entity.type.type):
blockItems[index].stmt.block_items[1].stmts.append(c_ast.FuncCall(name=c_ast.StructRef(name= c_ast.StructRef( name = c_ast.ID(name='TEST_STUB'), type= '.' , field= c_ast.ID(entity.name)), type='.',field= c_ast.ID(name ='redirectFuncPtr')), args=c_ast.ExprList(exprs=[])))
else:
blockItems[index].stmt.block_items[1].stmts.append(
c_ast.BinaryOp
(
op='=',
coord=None,
left= c_ast.ID(name='returnValue'),
right= c_ast.FuncCall
(
name=c_ast.StructRef
(
name= c_ast.StructRef
(
name = c_ast.ID
(
name='TEST_STUB'
),
type= '.',
field= c_ast.ID
(
entity.name
)
),
type='.',
field= c_ast.ID
(
name ='redirectFuncPtr'
)
),
args=c_ast.ExprList(exprs=[])
)
)
)
blockItems[index].stmt.block_items[1].stmts.append(c_ast.Break(coord=None))
if entity.type.args != None:
if hasattr(entity.type.args, 'params'):
if entity.type.args.params != None:
for param in entity.type.args.params:
if param.name != None:
if entity.type.type.type.names[0] == 'void':
blockItems[index].stmt.block_items[1].stmts[0].args.exprs.append(c_ast.ID(name=param.name))
else:
blockItems[index].stmt.block_items[1].stmts[0].right.args.exprs.append(c_ast.ID(name=param.name))
if not isVoidType(entity.type.type):
blockItems.append(c_ast.Return(expr=c_ast.ID(name='returnValue'), coord=None))
###############################################
# TESTED FUNCTION #
###############################################
else:
blockItems.append(c_ast.UnaryOp(op='p++', expr=c_ast.StructRef(name= c_ast.StructRef( name = c_ast.ID(name='TEST_STUB'), type= '.' , field= c_ast.ID(entity.name)), type='.',field= c_ast.ID(name ='callcount'))))
if isVoidType(entity.type.type):
blockItems.append(c_ast.FuncCall(name=c_ast.ID(name=entity.name), args=c_ast.ExprList(exprs=[])))
else:
blockItems.append(
c_ast.Return(
c_ast.FuncCall(name=c_ast.ID(name=entity.name), args=c_ast.ExprList(exprs=[]))
)
)
if entity.type.args != None:
if hasattr(entity.type.args, 'params'):
if entity.type.args.params != None:
for param in entity.type.args.params:
if param.name != None:
if entity.type.type.type.names[0] == 'void':
blockItems[1].args.exprs.append(c_ast.ID(name=param.name))
else:
blockItems[1].expr.args.exprs.append(c_ast.ID(name=param.name))
return blockItems
# create source file containing stubs
def makeStubSource(ast, header_list):
declList = getListofDecl(ast)
funcDefList = getListofFuncDef(ast)
funcDeclList = getListofFuncWithoutDefinition(declList, funcDefList)
local_ast = c_ast.FileAST([])
local_ast.ext.append(c_ast.Decl( name='TEST_STUB',
quals=[],
storage=[],
funcspec=[],
align=None,
type=c_ast.TypeDecl( declname='TEST_STUB',
align=None,
quals=[],
type=c_ast.IdentifierType(names=['TEST_STUB_TYPE']),
coord=None),
init=c_ast.InitList(
exprs=[
c_ast.Constant(type='int', value='0')
],
coord=None
),
bitsize=None,
coord=None))
for entity in funcDeclList:
if isinstance(entity.type, c_ast.FuncDecl):
funcDef = c_ast.FuncDef(decl=entity,param_decls=None,body=c_ast.Compound(block_items=[]))
funcDef.body.block_items = makeStubCompound(entity, False)
local_ast.ext.append(funcDef)
funcDeclList = getListofFuncWithDefinition(declList, funcDefList)
for entity in funcDeclList:
if isinstance(entity.type, c_ast.FuncDecl) and entity.storage != ['static']:
funcDef = c_ast.FuncDef(decl= c_ast.Decl(
name='TEST_CALL_' + entity.name,
quals=entity.quals,
align=entity.align,
bitsize=entity.bitsize,
storage=entity.storage,
funcspec=entity.funcspec,
type= c_ast.FuncDecl( args= entity.type.args,
type= c_ast.TypeDecl( declname= 'TEST_CALL_' + entity.type.type.declname,
quals= entity.type.type.quals,
type= entity.type.type.type,
coord= entity.type.type.coord,
align= entity.type.type.align),
coord=entity.type.coord),
init=entity.init,
coord=entity.coord),
param_decls=None,
body=c_ast.Compound(block_items=[]))
funcDef.body.block_items = makeStubCompound(entity, True)
local_ast.ext.append(funcDef)
generator = c_generator.CGenerator()
generator.indent_level = 4
f = open(sys.argv[2] + "/src/stubs/stub.c" , "w")