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GUACAMOLE-1254: Add unit tests for unique ID generation.

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This commit is contained in:
Michael Jumper 2021-01-06 22:51:07 -08:00
parent f710e00d26
commit 430182dce2
2 changed files with 89 additions and 0 deletions
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1
src/libguac/tests/Makefile.am
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@ -36,6 +36,7 @@ TESTS = $(check_PROGRAMS)
test_libguac_SOURCES = \
client/buffer_pool.c \
client/layer_pool.c \
id/generate.c \
parser/append.c \
parser/read.c \
pool/next_free.c \

88
src/libguac/tests/id/generate.c Normal file
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@ -0,0 +1,88 @@
/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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 "id.h"
#include <CUnit/CUnit.h>
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
/**
* Test which verifies that each call to guac_generate_id() produces a
* different string.
*/
void test_id__unique() {
char* id1 = guac_generate_id('x');
char* id2 = guac_generate_id('x');
/* Neither string may be NULL */
CU_ASSERT_PTR_NOT_NULL_FATAL(id1);
CU_ASSERT_PTR_NOT_NULL_FATAL(id2);
/* Both strings should be different */
CU_ASSERT_STRING_NOT_EQUAL(id1, id2);
free(id1);
free(id2);
}
/**
* Test which verifies that guac_generate_id() produces strings are in the
* correc UUID-based format.
*/
void test_id__format() {
unsigned int ignore;
char* id = guac_generate_id('x');
CU_ASSERT_PTR_NOT_NULL_FATAL(id);
int items_read = sscanf(id, "x%08x-%04x-%04x-%04x-%08x%04x",
&ignore, &ignore, &ignore, &ignore, &ignore, &ignore);
CU_ASSERT_EQUAL(items_read, 6);
CU_ASSERT_EQUAL(strlen(id), 37);
free(id);
}
/**
* Test which verifies that guac_generate_id() takes the specified prefix
* character into account when generating the ID string.
*/
void test_id__prefix() {
char* id;
id = guac_generate_id('a');
CU_ASSERT_PTR_NOT_NULL_FATAL(id);
CU_ASSERT_EQUAL(id[0], 'a');
free(id);
id = guac_generate_id('b');
CU_ASSERT_PTR_NOT_NULL_FATAL(id);
CU_ASSERT_EQUAL(id[0], 'b');
free(id);
}