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/*
* Copyright (c) 2017 Cisco and/or its affiliates.
* 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 "../metis_CommandLineInterface.c"
#include <errno.h>
#include <string.h>
#include <LongBow/unit-test.h>
#include <LongBow/debugging.h>
#include <parc/algol/parc_SafeMemory.h>
LONGBOW_TEST_RUNNER(test_metis_CommandLineInterface)
{
// The following Test Fixtures will run their corresponding Test Cases.
// Test Fixtures are run in the order specified, but all tests should be idempotent.
// Never rely on the execution order of tests or share state between them.
LONGBOW_RUN_TEST_FIXTURE(Global);
}
// The Test Runner calls this function once before any Test Fixtures are run.
LONGBOW_TEST_RUNNER_SETUP(test_metis_CommandLineInterface)
{
return LONGBOW_STATUS_SUCCEEDED;
}
// The Test Runner calls this function once after all the Test Fixtures are run.
LONGBOW_TEST_RUNNER_TEARDOWN(test_metis_CommandLineInterface)
{
return LONGBOW_STATUS_SUCCEEDED;
}
LONGBOW_TEST_FIXTURE(Global)
{
//LONGBOW_RUN_TEST_CASE(Global, myTest);
LONGBOW_RUN_TEST_CASE(Global, Version);
}
typedef struct test_state {
MetisForwarder *metis;
MetisDispatcher *dispatcher;
MetisCommandLineInterface *cli;
int clientFd;
} TestState;
LONGBOW_TEST_FIXTURE_SETUP(Global)
{
TestState *state = malloc(sizeof(TestState));
state->metis = metisForwarder_Create(NULL);
state->dispatcher = metisForwarder_GetDispatcher(state->metis);
// we create our own CLI, because the one built in to metisForwarder is not started
// until the forwarder is running.
state->cli = metisCommandLineInterface_Create(state->metis, 2001);
metisCommandLineInterface_Start(state->cli);
metisDispatcher_RunCount(state->dispatcher, 1);
struct sockaddr_in addr;
memset(&addr, 0, sizeof(addr));
addr.sin_family = PF_INET;
addr.sin_port = htons(2001);
inet_pton(AF_INET, "127.0.0.1", &(addr.sin_addr));
state->clientFd = socket(PF_INET, SOCK_STREAM, 0);
assertFalse(state->clientFd < 0, "Error on socket: (%d) %s", errno, strerror(errno));
int failure = connect(state->clientFd, (struct sockaddr *) &addr, sizeof(addr));
assertFalse(failure, "Error on connect: (%d) %s", errno, strerror(errno));
// crank the handle once
metisDispatcher_RunDuration(metisForwarder_GetDispatcher(state->metis), &((struct timeval) { 0, 1000 }));
longBowTestCase_SetClipBoardData(testCase, state);
return LONGBOW_STATUS_SUCCEEDED;
}
LONGBOW_TEST_FIXTURE_TEARDOWN(Global)
{
TestState *state = longBowTestCase_GetClipBoardData(testCase);
close(state->clientFd);
metisCommandLineInterface_Destroy(&state->cli);
metisForwarder_Destroy(&state->metis);
free(state);
uint32_t outstandingAllocations = parcSafeMemory_ReportAllocation(STDERR_FILENO);
if (outstandingAllocations != 0) {
printf("%s leaks memory by %d allocations\n", longBowTestCase_GetName(testCase), outstandingAllocations);
return LONGBOW_STATUS_MEMORYLEAK;
}
return LONGBOW_STATUS_SUCCEEDED;
}
/**
* The CLI has a secret command "~~" (two of them) that will echo back whatever the next
* words are. The string "~~ hello world" would echo back "success: hello world" followed by
* the next command prompt. This lets us test that the 1st level of parsing is working. It
* differentiates "~~" as the command and the rest of the string as parameters.
*/
LONGBOW_TEST_CASE(Global, myTest)
{
TestState *state = longBowTestCase_GetClipBoardData(testCase);
char readbuffer[1024];
// Skipover the MOTD
ssize_t nread = read(state->clientFd, readbuffer, 1024);
assertTrue(nread > -1, "Error read");
printf("read:\n%s\n", readbuffer);
// send special command "~~" followed by a string. It should be repeated back
// as "success: see no hands\nmetis> ", where the stuff after the \n is the next command prompt
char magic[] = "~~ see no hands\r\n";
ssize_t nwritten = write(state->clientFd, magic, sizeof(magic));
assertTrue(nwritten == sizeof(magic), "Error write, expected %zu got %zd", sizeof(magic), nwritten);
metisDispatcher_RunDuration(state->dispatcher, &((struct timeval) { 0, 1000 }));
memset(readbuffer, 0, 1024);
nread = read(state->clientFd, readbuffer, 1024);
assertTrue(nread > -1, "Error read");
// we look for the answer without the "\nmetis> " part.
char answer[] = "success: see no hands";
assertTrue(strncasecmp(readbuffer, answer, sizeof(answer) - 1) == 0, "Got wrong string: %s", readbuffer);
}
LONGBOW_TEST_CASE(Global, Version)
{
TestState *state = longBowTestCase_GetClipBoardData(testCase);
char readbuffer[1024];
// Skipover the MOTD
ssize_t nread = read(state->clientFd, readbuffer, 1024);
assertTrue(nread > -1, "Error read");
printf("read:\n%s\n", readbuffer);
// send special command "~~" followed by a string. It should be repeated back
// as "success: see no hands\nmetis> ", where the stuff after the \n is the next command prompt
char magic[] = "ver\r\n";
ssize_t nwritten = write(state->clientFd, magic, sizeof(magic));
assertTrue(nwritten == sizeof(magic), "Error write, expected %zu got %zd", sizeof(magic), nwritten);
metisDispatcher_RunDuration(state->dispatcher, &((struct timeval) { 0, 1000 }));
memset(readbuffer, 0, 1024);
nread = read(state->clientFd, readbuffer, 1024);
assertTrue(nread > -1, "Error read");
printf("%s", readbuffer);
}
int
main(int argc, char *argv[])
{
LongBowRunner *testRunner = LONGBOW_TEST_RUNNER_CREATE(test_metis_CommandLineInterface);
int exitStatus = longBowMain(argc, argv, testRunner, NULL);
longBowTestRunner_Destroy(&testRunner);
exit(exitStatus);
}
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