android_bootable_recovery/amend/test_commands.c
Doug Zongker f28c916e73 remove unused permissions scheme from amend
Amend (aka the recovery command language) had a half-implemented
scheme of limiting which commands OTA packages were allowed to
execute.  It's not clear what this was ever supposed to be good for.
Remove it.
2009-06-02 15:41:00 -07:00

466 lines
12 KiB
C

/*
* Copyright (C) 2007 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <stdlib.h>
#include <string.h>
#include <stdio.h>
#undef NDEBUG
#include <assert.h>
#include "commands.h"
static struct {
bool called;
const char *name;
void *cookie;
int argc;
const char **argv;
int returnValue;
char *functionResult;
} gTestCommandState;
static int
testCommand(const char *name, void *cookie, int argc, const char *argv[])
{
gTestCommandState.called = true;
gTestCommandState.name = name;
gTestCommandState.cookie = cookie;
gTestCommandState.argc = argc;
gTestCommandState.argv = argv;
return gTestCommandState.returnValue;
}
static int
testFunction(const char *name, void *cookie, int argc, const char *argv[],
char **result, size_t *resultLen)
{
gTestCommandState.called = true;
gTestCommandState.name = name;
gTestCommandState.cookie = cookie;
gTestCommandState.argc = argc;
gTestCommandState.argv = argv;
if (result != NULL) {
*result = gTestCommandState.functionResult;
if (resultLen != NULL) {
*resultLen = strlen(*result);
}
}
return gTestCommandState.returnValue;
}
static int
test_commands()
{
Command *cmd;
int ret;
CommandArgumentType argType;
ret = commandInit();
assert(ret == 0);
/* Make sure we can't initialize twice.
*/
ret = commandInit();
assert(ret < 0);
/* Try calling with some bad values.
*/
ret = registerCommand(NULL, CMD_ARGS_UNKNOWN, NULL, NULL);
assert(ret < 0);
ret = registerCommand("hello", CMD_ARGS_UNKNOWN, NULL, NULL);
assert(ret < 0);
ret = registerCommand("hello", CMD_ARGS_WORDS, NULL, NULL);
assert(ret < 0);
cmd = findCommand(NULL);
assert(cmd == NULL);
argType = getCommandArgumentType(NULL);
assert((int)argType < 0);
ret = callCommand(NULL, -1, NULL);
assert(ret < 0);
ret = callBooleanCommand(NULL, false);
assert(ret < 0);
/* Register some commands.
*/
ret = registerCommand("one", CMD_ARGS_WORDS, testCommand,
&gTestCommandState);
assert(ret == 0);
ret = registerCommand("two", CMD_ARGS_WORDS, testCommand,
&gTestCommandState);
assert(ret == 0);
ret = registerCommand("bool", CMD_ARGS_BOOLEAN, testCommand,
&gTestCommandState);
assert(ret == 0);
/* Make sure that all of those commands exist and that their
* argument types are correct.
*/
cmd = findCommand("one");
assert(cmd != NULL);
argType = getCommandArgumentType(cmd);
assert(argType == CMD_ARGS_WORDS);
cmd = findCommand("two");
assert(cmd != NULL);
argType = getCommandArgumentType(cmd);
assert(argType == CMD_ARGS_WORDS);
cmd = findCommand("bool");
assert(cmd != NULL);
argType = getCommandArgumentType(cmd);
assert(argType == CMD_ARGS_BOOLEAN);
/* Make sure that no similar commands exist.
*/
cmd = findCommand("on");
assert(cmd == NULL);
cmd = findCommand("onee");
assert(cmd == NULL);
/* Make sure that a double insertion fails.
*/
ret = registerCommand("one", CMD_ARGS_WORDS, testCommand,
&gTestCommandState);
assert(ret < 0);
/* Make sure that bad args fail.
*/
cmd = findCommand("one");
assert(cmd != NULL);
ret = callCommand(cmd, -1, NULL); // argc must be non-negative
assert(ret < 0);
ret = callCommand(cmd, 1, NULL); // argv can't be NULL if argc > 0
assert(ret < 0);
/* Make sure that you can't make a boolean call on a regular command.
*/
cmd = findCommand("one");
assert(cmd != NULL);
ret = callBooleanCommand(cmd, false);
assert(ret < 0);
/* Make sure that you can't make a regular call on a boolean command.
*/
cmd = findCommand("bool");
assert(cmd != NULL);
ret = callCommand(cmd, 0, NULL);
assert(ret < 0);
/* Set up some arguments.
*/
int argc = 4;
const char *argv[4] = { "ONE", "TWO", "THREE", "FOUR" };
/* Make a call and make sure that it occurred.
*/
cmd = findCommand("one");
assert(cmd != NULL);
memset(&gTestCommandState, 0, sizeof(gTestCommandState));
gTestCommandState.called = false;
gTestCommandState.returnValue = 25;
ret = callCommand(cmd, argc, argv);
//xxx also try calling with a null argv element (should fail)
assert(ret == 25);
assert(gTestCommandState.called);
assert(strcmp(gTestCommandState.name, "one") == 0);
assert(gTestCommandState.cookie == &gTestCommandState);
assert(gTestCommandState.argc == argc);
assert(gTestCommandState.argv == argv);
/* Make a boolean call and make sure that it occurred.
*/
cmd = findCommand("bool");
assert(cmd != NULL);
memset(&gTestCommandState, 0, sizeof(gTestCommandState));
gTestCommandState.called = false;
gTestCommandState.returnValue = 12;
ret = callBooleanCommand(cmd, false);
assert(ret == 12);
assert(gTestCommandState.called);
assert(strcmp(gTestCommandState.name, "bool") == 0);
assert(gTestCommandState.cookie == &gTestCommandState);
assert(gTestCommandState.argc == 0);
assert(gTestCommandState.argv == NULL);
memset(&gTestCommandState, 0, sizeof(gTestCommandState));
gTestCommandState.called = false;
gTestCommandState.returnValue = 13;
ret = callBooleanCommand(cmd, true);
assert(ret == 13);
assert(gTestCommandState.called);
assert(strcmp(gTestCommandState.name, "bool") == 0);
assert(gTestCommandState.cookie == &gTestCommandState);
assert(gTestCommandState.argc == 1);
assert(gTestCommandState.argv == NULL);
/* Smoke test commandCleanup().
*/
commandCleanup();
return 0;
}
static int
test_functions()
{
Function *fn;
int ret;
ret = commandInit();
assert(ret == 0);
/* Try calling with some bad values.
*/
ret = registerFunction(NULL, NULL, NULL);
assert(ret < 0);
ret = registerFunction("hello", NULL, NULL);
assert(ret < 0);
fn = findFunction(NULL);
assert(fn == NULL);
ret = callFunction(NULL, -1, NULL, NULL, NULL);
assert(ret < 0);
/* Register some functions.
*/
ret = registerFunction("one", testFunction, &gTestCommandState);
assert(ret == 0);
ret = registerFunction("two", testFunction, &gTestCommandState);
assert(ret == 0);
ret = registerFunction("three", testFunction, &gTestCommandState);
assert(ret == 0);
/* Make sure that all of those functions exist.
* argument types are correct.
*/
fn = findFunction("one");
assert(fn != NULL);
fn = findFunction("two");
assert(fn != NULL);
fn = findFunction("three");
assert(fn != NULL);
/* Make sure that no similar functions exist.
*/
fn = findFunction("on");
assert(fn == NULL);
fn = findFunction("onee");
assert(fn == NULL);
/* Make sure that a double insertion fails.
*/
ret = registerFunction("one", testFunction, &gTestCommandState);
assert(ret < 0);
/* Make sure that bad args fail.
*/
fn = findFunction("one");
assert(fn != NULL);
// argc must be non-negative
ret = callFunction(fn, -1, NULL, (char **)1, NULL);
assert(ret < 0);
// argv can't be NULL if argc > 0
ret = callFunction(fn, 1, NULL, (char **)1, NULL);
assert(ret < 0);
// result can't be NULL
ret = callFunction(fn, 0, NULL, NULL, NULL);
assert(ret < 0);
/* Set up some arguments.
*/
int argc = 4;
const char *argv[4] = { "ONE", "TWO", "THREE", "FOUR" };
/* Make a call and make sure that it occurred.
*/
char *functionResult;
size_t functionResultLen;
fn = findFunction("one");
assert(fn != NULL);
memset(&gTestCommandState, 0, sizeof(gTestCommandState));
gTestCommandState.called = false;
gTestCommandState.returnValue = 25;
gTestCommandState.functionResult = "1234";
functionResult = NULL;
functionResultLen = 55;
ret = callFunction(fn, argc, argv,
&functionResult, &functionResultLen);
//xxx also try calling with a null resultLen arg (should succeed)
//xxx also try calling with a null argv element (should fail)
assert(ret == 25);
assert(gTestCommandState.called);
assert(strcmp(gTestCommandState.name, "one") == 0);
assert(gTestCommandState.cookie == &gTestCommandState);
assert(gTestCommandState.argc == argc);
assert(gTestCommandState.argv == argv);
assert(strcmp(functionResult, "1234") == 0);
assert(functionResultLen == strlen(functionResult));
/* Smoke test commandCleanup().
*/
commandCleanup();
return 0;
}
static int
test_interaction()
{
Command *cmd;
Function *fn;
int ret;
ret = commandInit();
assert(ret == 0);
/* Register some commands.
*/
ret = registerCommand("one", CMD_ARGS_WORDS, testCommand, (void *)0xc1);
assert(ret == 0);
ret = registerCommand("two", CMD_ARGS_WORDS, testCommand, (void *)0xc2);
assert(ret == 0);
/* Register some functions, one of which shares a name with a command.
*/
ret = registerFunction("one", testFunction, (void *)0xf1);
assert(ret == 0);
ret = registerFunction("three", testFunction, (void *)0xf3);
assert(ret == 0);
/* Look up each of the commands, and make sure no command exists
* with the name used only by our function.
*/
cmd = findCommand("one");
assert(cmd != NULL);
cmd = findCommand("two");
assert(cmd != NULL);
cmd = findCommand("three");
assert(cmd == NULL);
/* Look up each of the functions, and make sure no function exists
* with the name used only by our command.
*/
fn = findFunction("one");
assert(fn != NULL);
fn = findFunction("two");
assert(fn == NULL);
fn = findFunction("three");
assert(fn != NULL);
/* Set up some arguments.
*/
int argc = 4;
const char *argv[4] = { "ONE", "TWO", "THREE", "FOUR" };
/* Call the overlapping command and make sure that the cookie is correct.
*/
cmd = findCommand("one");
assert(cmd != NULL);
memset(&gTestCommandState, 0, sizeof(gTestCommandState));
gTestCommandState.called = false;
gTestCommandState.returnValue = 123;
ret = callCommand(cmd, argc, argv);
assert(ret == 123);
assert(gTestCommandState.called);
assert(strcmp(gTestCommandState.name, "one") == 0);
assert((int)gTestCommandState.cookie == 0xc1);
assert(gTestCommandState.argc == argc);
assert(gTestCommandState.argv == argv);
/* Call the overlapping function and make sure that the cookie is correct.
*/
char *functionResult;
size_t functionResultLen;
fn = findFunction("one");
assert(fn != NULL);
memset(&gTestCommandState, 0, sizeof(gTestCommandState));
gTestCommandState.called = false;
gTestCommandState.returnValue = 125;
gTestCommandState.functionResult = "5678";
functionResult = NULL;
functionResultLen = 66;
ret = callFunction(fn, argc, argv, &functionResult, &functionResultLen);
assert(ret == 125);
assert(gTestCommandState.called);
assert(strcmp(gTestCommandState.name, "one") == 0);
assert((int)gTestCommandState.cookie == 0xf1);
assert(gTestCommandState.argc == argc);
assert(gTestCommandState.argv == argv);
assert(strcmp(functionResult, "5678") == 0);
assert(functionResultLen == strlen(functionResult));
/* Clean up.
*/
commandCleanup();
return 0;
}
int
test_cmd_fn()
{
int ret;
ret = test_commands();
if (ret != 0) {
fprintf(stderr, "test_commands() failed: %d\n", ret);
return ret;
}
ret = test_functions();
if (ret != 0) {
fprintf(stderr, "test_functions() failed: %d\n", ret);
return ret;
}
ret = test_interaction();
if (ret != 0) {
fprintf(stderr, "test_interaction() failed: %d\n", ret);
return ret;
}
return 0;
}