Linux sandbox: support build configuration without base test framework

sandbox/linux/BUILD.gn

 # Copyright 2014 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 import("//build/config/features.gni")
 import("//testing/test.gni")
 
 declare_args() {
   compile_suid_client = is_linux
 
   compile_credentials = is_linux
 
-  compile_seccomp_bpf_demo =
-      is_linux && (current_cpu == "x86" || current_cpu == "x64")
+  # On Android, use plain GTest.
+  use_base_test_suite = is_linux
 }
 
 # We have two principal targets: sandbox and sandbox_linux_unittests
 # All other targets are listed as dependencies.
 # There is one notable exception: for historical reasons, chrome_sandbox is
 # the setuid sandbox and is its own target.
 
 group("sandbox") {
   deps = [
     ":sandbox_services",
@@ skipping 29 matching lines @@
 
   if (use_seccomp_bpf) {
     sources += [
       "seccomp-bpf/bpf_tester_compatibility_delegate.h",
       "seccomp-bpf/bpf_tests.h",
       "seccomp-bpf/sandbox_bpf_test_runner.cc",
       "seccomp-bpf/sandbox_bpf_test_runner.h",
     ]
     deps += [ ":seccomp_bpf" ]
   }
+
+  if (use_base_test_suite) {
+    deps += [ "//base/test:test_support" ]
+    defines = [ "SANDBOX_USES_BASE_TEST_SUITE" ]
+  }
 }
 
 # Sources shared by sandbox_linux_unittests and sandbox_linux_jni_unittests.
 source_set("sandbox_linux_unittests_sources") {
   testonly = true
 
   sources = [
     "services/proc_util_unittest.cc",
     "services/resource_limits_unittests.cc",
     "services/scoped_process_unittest.cc",
     "services/syscall_wrappers_unittest.cc",
     "services/thread_helpers_unittests.cc",
     "services/yama_unittests.cc",
     "syscall_broker/broker_file_permission_unittest.cc",
     "syscall_broker/broker_process_unittest.cc",
     "tests/main.cc",
     "tests/scoped_temporary_file.cc",
     "tests/scoped_temporary_file.h",
     "tests/scoped_temporary_file_unittest.cc",
     "tests/test_utils_unittest.cc",
     "tests/unit_tests_unittest.cc",
   ]
 
   deps = [
     ":sandbox",
     ":sandbox_linux_test_utils",
     "//base",
-    "//base/test:test_support",
     "//testing/gtest",
   ]
 
+  if (use_base_test_suite) {
+    deps += [ "//base/test:test_support" ]
+    defines = [ "SANDBOX_USES_BASE_TEST_SUITE" ]
+  }
+
   if (is_linux) {
     # Don't use this on Android.
     libs = [ "rt" ]
   }
 
   if (compile_suid_client) {
     sources += [
       "suid/client/setuid_sandbox_client_unittest.cc",
       "suid/client/setuid_sandbox_host_unittest.cc",
     ]
@@ skipping 12 matching lines @@
       "seccomp-bpf/errorcode_unittest.cc",
       "seccomp-bpf/sandbox_bpf_unittest.cc",
       "seccomp-bpf/syscall_unittest.cc",
       "seccomp-bpf/trap_unittest.cc",
     ]
   }
   if (compile_credentials) {
     sources += [
       "integration_tests/namespace_unix_domain_socket_unittest.cc",
       "services/credentials_unittest.cc",
-      "services/namespace_sandbox_unittest.cc",
       "services/namespace_utils_unittest.cc",
     ]
 
+    if (use_base_test_suite) {
+      # Tests that use advanced features not available in stock GTest.
+      sources += [ "services/namespace_sandbox_unittest.cc" ]
+    }
+
     # For credentials_unittest.cc
     configs += [ "//build/config/linux:libcap" ]
   }
 }
 
 # The main sandboxing test target.
 test("sandbox_linux_unittests") {
   deps = [
     ":sandbox_linux_unittests_sources",
   ]
@@ skipping 218 matching lines @@
   #      'type': 'none',
   #      'variables': {
   #        'test_suite_name': 'sandbox_linux_jni_unittests',
   #      },
   #      'dependencies': [
   #        'sandbox_linux_jni_unittests',
   #      ],
   #      'includes': [ '../../build/apk_test.gypi' ],
   #      }
 }