67 lines
2.1 KiB
C++
67 lines
2.1 KiB
C++
// Copyright 2019 Google LLC
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// https://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#include "sandboxed_api/sandbox2/syscall.h"
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#include <syscall.h>
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#include <array>
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#include <vector>
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#include "gmock/gmock.h"
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#include "gtest/gtest.h"
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#include "absl/strings/str_cat.h"
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#include "sandboxed_api/config.h"
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using ::testing::Eq;
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using ::testing::StartsWith;
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namespace sandbox2 {
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namespace {
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TEST(SyscallTest, Basic) {
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Syscall::Args args{1, 0xbadbeef, 5};
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Syscall syscall(Syscall::GetHostArch(), __NR_read, args);
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EXPECT_THAT(syscall.pid(), Eq(-1));
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EXPECT_THAT(syscall.arch(), Eq(Syscall::GetHostArch()));
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EXPECT_THAT(syscall.nr(), Eq(__NR_read));
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EXPECT_THAT(syscall.args(), Eq(args));
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EXPECT_THAT(syscall.stack_pointer(), Eq(0));
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EXPECT_THAT(syscall.instruction_pointer(), Eq(0));
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EXPECT_THAT(syscall.GetName(), Eq("read"));
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auto arg_desc = syscall.GetArgumentsDescription();
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EXPECT_THAT(arg_desc.size(), Eq(3));
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EXPECT_THAT(arg_desc[0], Eq("0x1 [1]"));
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EXPECT_THAT(arg_desc[1], Eq("0xbadbeef"));
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EXPECT_THAT(arg_desc[2], Eq("0x5 [5]"));
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EXPECT_THAT(syscall.GetDescription(),
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Eq(absl::StrCat(
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Syscall::GetArchDescription(sapi::host_cpu::Architecture()),
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" read [", __NR_read,
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"](0x1 [1], 0xbadbeef, 0x5 [5]) IP: 0, STACK: 0")));
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}
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TEST(SyscallTest, Empty) {
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Syscall syscall;
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EXPECT_THAT(syscall.arch(), Eq(sapi::cpu::kUnknown));
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EXPECT_THAT(syscall.GetName(), StartsWith("UNKNOWN"));
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EXPECT_THAT(syscall.GetArgumentsDescription().size(), Eq(Syscall::kMaxArgs));
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}
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} // namespace
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} // namespace sandbox2
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