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(*
* Copyright (c) 2016 - present Facebook, Inc.
* All rights reserved.
*
* This source code is licensed under the BSD style license found in the
* LICENSE file in the root directory of this source tree. An additional grant
* of patent rights can be found in the PATENTS file in the same directory.
*)
open! IStd
module F = Format
module TestInterpreter =
AnalyzerTester.Make (ProcCfg.Exceptional) (BoundedCallTree.TransferFunctions)
let mock_get_proc_desc _ = None
let tests =
let open OUnit2 in
let open AnalyzerTester.StructuredSil in
let initial = BoundedCallTree.Domain.empty in
let f_proc_name = Typ.Procname.from_string_c_fun "f" in
let g_proc_name = Typ.Procname.from_string_c_fun "g" in
let g_args = [(Exp.Const (Const.Cint IntLit.one), Typ.mk (Tint IInt))] in
let g_ret_id = Some (ident_of_str "r", Typ.mk (Tint IInt)) in
let class_name = "com.example.SomeClass" in
let file_name = "SomeClass.java" in
let trace =
Stacktrace.make "java.lang.NullPointerException"
[ Stacktrace.make_frame class_name "foo" file_name (Some 16)
; Stacktrace.make_frame class_name "bar" file_name (Some 20) ]
in
let extras = {BoundedCallTree.get_proc_desc= mock_get_proc_desc; stacktraces= [trace]} in
let multi_trace_1 =
Stacktrace.make "java.lang.NullPointerException"
[Stacktrace.make_frame class_name "foo" file_name (Some 16)]
in
let multi_trace_2 =
Stacktrace.make "java.lang.NullPointerException"
[Stacktrace.make_frame class_name "bar" file_name (Some 20)]
in
let multi_trace_extras =
{BoundedCallTree.get_proc_desc= mock_get_proc_desc; stacktraces= [multi_trace_1; multi_trace_2]}
in
let caller_foo_name = Typ.Procname.from_string_c_fun "foo" in
let caller_bar_name = Typ.Procname.from_string_c_fun "bar" in
let caller_baz_name = Typ.Procname.from_string_c_fun "baz" in
let test_list_from_foo =
[ ( "on_call_add_proc_name"
, [make_call ~procname:f_proc_name None []; (* means f() *) invariant "{ f }"] )
; ( "on_call_add_proc_name_w_args"
, [make_call ~procname:g_proc_name g_ret_id g_args; (* means r = a.g(1) *) invariant "{ g }"]
)
; ( "handle_two_proc_calls"
, [ make_call ~procname:f_proc_name None []
; invariant "{ f }"
; make_call ~procname:g_proc_name g_ret_id g_args
; invariant "{ f, g }" ] )
; ( "dont_record_procs_twice"
, [ make_call ~procname:f_proc_name None []
; invariant "{ f }"
; make_call ~procname:f_proc_name None []
; invariant "{ f }" ] ) ]
|> TestInterpreter.create_tests ~test_pname:caller_foo_name
~initial:BoundedCallTree.Domain.empty extras
in
let test_list_from_bar =
[ ( "on_call_anywhere_on_stack_add_proc_name"
, [make_call ~procname:f_proc_name None []; (* means f() *) invariant "{ f }"] ) ]
|> TestInterpreter.create_tests ~test_pname:caller_bar_name extras ~initial
in
let test_list_from_baz =
[ ( "ignore_procs_unrelated_to_trace"
, [make_call ~procname:f_proc_name None []; (* means f() *) invariant "{ }"] ) ]
|> TestInterpreter.create_tests ~test_pname:caller_baz_name extras ~initial
in
let test_list_multiple_traces_from_foo =
[ ( "on_call_add_proc_name_in_any_stack_1"
, [make_call ~procname:f_proc_name None []; (* means f() *) invariant "{ f }"] ) ]
|> TestInterpreter.create_tests ~test_pname:caller_foo_name multi_trace_extras ~initial
in
let test_list_multiple_traces_from_bar =
[ ( "on_call_add_proc_name_in_any_stack_2"
, [make_call ~procname:f_proc_name None []; (* means f() *) invariant "{ f }"] ) ]
|> TestInterpreter.create_tests ~test_pname:caller_bar_name multi_trace_extras ~initial
in
let test_list =
test_list_from_foo @ test_list_from_bar @ test_list_from_baz
@ test_list_multiple_traces_from_foo @ test_list_multiple_traces_from_bar
in
"bounded_calltree_test_suite" >::: test_list