def utils_unit_test():
"""
Unit testing on various utility code.
"""
s = utils.c_escape("Hello World!")
assert s == "Hello World!"
s = utils.c_escape("Test \" \\ One")
assert s == "Test \\\" \\\\ One"
s = utils.pad_to("0123456789", 11)
assert s == "0123456789 "
s = utils.pad_to("0123456789", 8)
assert s == "0123456789"
s = utils.pad_to("0", 10, "z")
assert s == "0zzzzzzzzz"
s = utils.split_path_left("a/b/c")
assert s == ("a", "b/c")
s = utils.split_path_left("/a/b/c")
assert s == ("", "a/b/c")
s = utils.replace_root_name("/a", "/b", "/a/c")
assert s == "/b/c"
s = utils.replace_root_name("/a", "/b", "/d/e")
assert s == "/d/e"
def to_c(self, var, prefix):
"""
Returns a list of strings you can join together to make C code
for constructing the value of this expression
* var - The name of the C variable we're creating.
* prefix - The name of the prefix to prepend to function calls.
"""
str_list = [ ]
if (self.type == EnvExpr.StringType):
for v in self.values:
str_list.append(" %s = %s_cat(%s, \"%s\");\n"%(var,
prefix,
var,
utils.c_escape(v)))
elif (self.type == EnvExpr.RefType):
for v in self.values:
str_list.append(
" %s = %s_cat(%s, %s_lookup(\"%s\", handle));\n"%(var,
prefix,
var,
prefix,
utils.c_escape(v)))
else:
for v in self.values:
str_list.extend(v.to_c(var, prefix))
return str_list
def utils_unit_test():
"""
Unit testing on various utility code.
"""
s = utils.c_escape("Hello World!")
assert s == "Hello World!"
s = utils.c_escape("Test \" \\ One")
assert s == "Test \\\" \\\\ One"
s = utils.pad_to("0123456789", 11)
assert s == "0123456789 "
s = utils.pad_to("0123456789", 8)
assert s == "0123456789"
s = utils.pad_to("0", 10, "z")
assert s == "0zzzzzzzzz"
s = utils.split_path_left("a/b/c")
assert s == ("a", "b/c")
s = utils.split_path_left("/a/b/c")
assert s == ("", "a/b/c")
s = utils.replace_root_name("/a", "/b", "/a/c")
assert s == "/b/c"
s = utils.replace_root_name("/a", "/b", "/d/e")
assert s == "/d/e"
def get_c_subst_var(self, prefix):
"""
Returns the block of C to use as a substitute for ``body_impl`` in
``resources/c_env.c``
"""
sorted_items = self.dependency_sort()
rlist = [ ]
doneOne = False
for (k,v) in sorted_items:
if (doneOne):
rlist.append("else ")
else:
doneOne = True
rlist.append("if (!strcmp(\"%s\", name))\n"%utils.c_escape(k) +
"{ \n" +
" char *rv = NULL;\n")
rlist.extend(v.get_c("rv", prefix, k))
rlist.append("}\n")
if (doneOne):
rlist.append("else\n")
rlist.append("return %s_UNKNOWN_ENV_VALUE(handle, name);\n"%(prefix.upper()))
return "".join(rlist)
