[utils,test] add TestEncodedTypes
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akallabeth
akallabeth
parent
473fbcf51d
commit
d919a9e8e7
@ -7,6 +7,7 @@ set(${MODULE_PREFIX}_DRIVER ${MODULE_NAME}.c)
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set(${MODULE_PREFIX}_TESTS
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TestRingBuffer.c
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TestPodArrays.c
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TestEncodedTypes.c
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)
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create_test_sourcelist(${MODULE_PREFIX}_SRCS
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@ -15,7 +16,10 @@ create_test_sourcelist(${MODULE_PREFIX}_SRCS
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add_executable(${MODULE_NAME} ${${MODULE_PREFIX}_SRCS})
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target_link_libraries(${MODULE_NAME} freerdp winpr)
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target_link_libraries(${MODULE_NAME} PRIVATE freerdp winpr)
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if (NOT WIN32)
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target_link_libraries(${MODULE_NAME} PRIVATE m)
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endif()
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set_target_properties(${MODULE_NAME} PROPERTIES RUNTIME_OUTPUT_DIRECTORY "${TESTING_OUTPUT_DIRECTORY}")
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212
libfreerdp/utils/test/TestEncodedTypes.c
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212
libfreerdp/utils/test/TestEncodedTypes.c
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@ -0,0 +1,212 @@
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/**
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* FreeRDP: A Remote Desktop Protocol Implementation
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*
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* Copyright 2024 Thincast Technologies GmbH
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* Copyright 2024 Armin Novak <anovak@thincast.com>
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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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* http://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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*/
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#include <stdio.h>
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#include <float.h>
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#include <limits.h>
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#include <math.h>
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#include <winpr/crypto.h>
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#include <freerdp/utils/encoded_types.h>
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#define MIN(x, y) ((x) < (y)) ? (x) : (y)
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#define MAX(x, y) ((x) > (y)) ? (x) : (y)
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static BOOL test_signed_integer_read_write_equal(INT32 value)
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{
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INT32 rvalue = 0;
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BYTE buffer[32] = { 0 };
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wStream sbuffer = { 0 };
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wStream* s = Stream_StaticInit(&sbuffer, buffer, sizeof(buffer));
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WINPR_ASSERT(s);
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if (!freerdp_write_four_byte_signed_integer(s, value))
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{
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fprintf(stderr, "[%s(%" PRId32 ")] failed to write to stream\n", __func__, value);
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return FALSE;
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}
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if (!Stream_SetPosition(s, 0))
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{
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fprintf(stderr, "[%s(%" PRId32 ")] failed to reset stream position\n", __func__, value);
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return FALSE;
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}
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if (!freerdp_read_four_byte_signed_integer(s, &rvalue))
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{
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fprintf(stderr, "[%s(%" PRId32 ")] failed to read from stream\n", __func__, value);
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return FALSE;
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}
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if (value != rvalue)
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{
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fprintf(stderr, "[%s(%" PRId32 ")] read invalid value %" PRId32 " from stream\n", __func__,
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value, rvalue);
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return FALSE;
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}
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return TRUE;
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}
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static BOOL test_signed_integer_write_oor(INT32 value)
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{
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BYTE buffer[32] = { 0 };
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wStream sbuffer = { 0 };
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wStream* s = Stream_StaticInit(&sbuffer, buffer, sizeof(buffer));
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WINPR_ASSERT(s);
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if (freerdp_write_four_byte_signed_integer(s, value))
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{
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fprintf(stderr, "[%s(%" PRId32 ")] out of range value not detected and written to stream\n",
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__func__, value);
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return FALSE;
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}
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return TRUE;
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}
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static BOOL test_signed_integers(void)
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{
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const INT32 outofrange[] = { FREERDP_FOUR_BYTE_SIGNED_INT_MAX + 1,
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FREERDP_FOUR_BYTE_SIGNED_INT_MIN - 1, INT32_MAX, INT32_MIN };
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const INT32 limits[] = { 1, 0, -1, FREERDP_FOUR_BYTE_SIGNED_INT_MAX,
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FREERDP_FOUR_BYTE_SIGNED_INT_MIN };
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for (size_t x = 0; x < ARRAYSIZE(limits); x++)
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{
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if (!test_signed_integer_read_write_equal(limits[x]))
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return FALSE;
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}
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for (size_t x = 0; x < ARRAYSIZE(outofrange); x++)
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{
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if (!test_signed_integer_write_oor(outofrange[x]))
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return FALSE;
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}
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for (size_t x = 0; x < 100000; x++)
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{
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INT32 val = 0;
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winpr_RAND(&val, sizeof(val));
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val = MAX(val, 0);
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val = MIN(val, FREERDP_FOUR_BYTE_SIGNED_INT_MAX);
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const INT32 nval = -val;
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if (!test_signed_integer_read_write_equal(val))
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return FALSE;
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if (!test_signed_integer_read_write_equal(nval))
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return FALSE;
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}
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return TRUE;
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}
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static BOOL test_float_read_write_equal(double value)
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{
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BYTE exp = 0;
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double rvalue = FP_NAN;
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BYTE buffer[32] = { 0 };
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wStream sbuffer = { 0 };
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wStream* s = Stream_StaticInit(&sbuffer, buffer, sizeof(buffer));
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WINPR_ASSERT(s);
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if (!freerdp_write_four_byte_float(s, value))
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{
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fprintf(stderr, "[%s(%lf)] failed to write to stream\n", __func__, value);
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return FALSE;
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}
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if (!Stream_SetPosition(s, 0))
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{
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fprintf(stderr, "[%s(%lf)] failed to reset stream position\n", __func__, value);
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return FALSE;
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}
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if (!freerdp_read_four_byte_float_exp(s, &rvalue, &exp))
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{
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fprintf(stderr, "[%s(%lf)] failed to read from stream\n", __func__, value);
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return FALSE;
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}
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const double diff = fabs(value - rvalue);
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const UINT64 expdiff = diff * pow(10, exp);
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if (expdiff > 0)
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{
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fprintf(stderr, "[%s(%lf)] read invalid value %lf from stream\n", __func__, value, rvalue);
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return FALSE;
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}
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return TRUE;
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}
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static BOOL test_floag_write_oor(double value)
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{
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BYTE buffer[32] = { 0 };
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wStream sbuffer = { 0 };
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wStream* s = Stream_StaticInit(&sbuffer, buffer, sizeof(buffer));
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WINPR_ASSERT(s);
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if (freerdp_write_four_byte_float(s, value))
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{
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fprintf(stderr, "[%s(%lf)] out of range value not detected and written to stream\n",
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__func__, value);
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return FALSE;
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}
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return TRUE;
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}
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static double get(void)
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{
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double val = NAN;
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do
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{
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winpr_RAND(&val, sizeof(val));
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} while ((val < 0.0) || (val > FREERDP_FOUR_BYTE_FLOAT_MAX) || isnan(val) || isinf(val));
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return val;
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}
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static BOOL test_floats(void)
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{
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const double outofrange[] = { FREERDP_FOUR_BYTE_FLOAT_MAX + 1, FREERDP_FOUR_BYTE_FLOAT_MIN - 1,
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DBL_MAX, -DBL_MAX };
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const double limits[] = { 100045.26129238126, 1, 0, -1, FREERDP_FOUR_BYTE_FLOAT_MAX,
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FREERDP_FOUR_BYTE_FLOAT_MIN };
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for (size_t x = 0; x < ARRAYSIZE(limits); x++)
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{
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if (!test_float_read_write_equal(limits[x]))
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return FALSE;
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}
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for (size_t x = 0; x < ARRAYSIZE(outofrange); x++)
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{
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if (!test_floag_write_oor(outofrange[x]))
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return FALSE;
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}
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for (size_t x = 0; x < 100000; x++)
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{
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double val = get();
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const double nval = -val;
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if (!test_float_read_write_equal(val))
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return FALSE;
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if (!test_float_read_write_equal(nval))
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return FALSE;
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}
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return TRUE;
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}
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int TestEncodedTypes(int argc, char* argv[])
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{
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WINPR_UNUSED(argc);
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WINPR_UNUSED(argv);
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if (!test_signed_integers())
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return -1;
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if (!test_floats())
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return -1;
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return 0;
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}
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