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/*
* Copyright (c) 2014-2020 Pavel Kalvoda <me@pavelkalvoda.com>
*
* libcbor is free software; you can redistribute it and/or modify
* it under the terms of the MIT license. See LICENSE for details.
*/
#include <math.h>
#include <setjmp.h>
#include <stdarg.h>
#include <stddef.h>
#include <stdint.h>
#include <tgmath.h>
#include <cmocka.h>
#include "cbor.h"
#include "test_allocator.h"
cbor_item_t* float_ctrl;
struct cbor_load_result res;
static const float eps = 0.00001f;
unsigned char float2_data[] = {0xF9, 0x7B, 0xFF};
static void test_float2(void** _state _CBOR_UNUSED) {
float_ctrl = cbor_load(float2_data, 3, &res);
assert_true(cbor_isa_float_ctrl(float_ctrl));
assert_true(cbor_is_float(float_ctrl));
assert_true(cbor_float_get_width(float_ctrl) == CBOR_FLOAT_16);
assert_true(cbor_float_get_float2(float_ctrl) == 65504.0F);
assert_float_equal(cbor_float_get_float(float_ctrl), 65504.0F, eps);
cbor_decref(&float_ctrl);
assert_null(float_ctrl);
}
unsigned char float4_data[] = {0xFA, 0x47, 0xC3, 0x50, 0x00};
static void test_float4(void** _state _CBOR_UNUSED) {
float_ctrl = cbor_load(float4_data, 5, &res);
assert_true(cbor_isa_float_ctrl(float_ctrl));
assert_true(cbor_is_float(float_ctrl));
assert_true(cbor_float_get_width(float_ctrl) == CBOR_FLOAT_32);
assert_true(cbor_float_get_float4(float_ctrl) == 100000.0F);
assert_float_equal(cbor_float_get_float(float_ctrl), 100000.0F, eps);
cbor_decref(&float_ctrl);
assert_null(float_ctrl);
}
unsigned char float8_data[] = {0xFB, 0x7E, 0x37, 0xE4, 0x3C,
0x88, 0x00, 0x75, 0x9C};
static void test_float8(void** _state _CBOR_UNUSED) {
float_ctrl = cbor_load(float8_data, 9, &res);
assert_true(cbor_isa_float_ctrl(float_ctrl));
assert_true(cbor_is_float(float_ctrl));
assert_true(cbor_float_get_width(float_ctrl) == CBOR_FLOAT_64);
// XXX: the cast prevents promotion to 80-bit floats on 32-bit x86
assert_true(cbor_float_get_float8(float_ctrl) == (double)1.0e+300);
// Not using `assert_double_equal` since CI has an old version of cmocka
assert_true(fabs(cbor_float_get_float(float_ctrl) - (double)1.0e+300) < eps);
cbor_decref(&float_ctrl);
assert_null(float_ctrl);
}
unsigned char null_data[] = {0xF6};
static void test_null(void** _state _CBOR_UNUSED) {
float_ctrl = cbor_load(null_data, 1, &res);
assert_true(cbor_isa_float_ctrl(float_ctrl));
assert_true(cbor_is_null(float_ctrl));
cbor_decref(&float_ctrl);
assert_null(float_ctrl);
}
unsigned char undef_data[] = {0xF7};
static void test_undef(void** _state _CBOR_UNUSED) {
float_ctrl = cbor_load(undef_data, 1, &res);
assert_true(cbor_isa_float_ctrl(float_ctrl));
assert_true(cbor_is_undef(float_ctrl));
cbor_decref(&float_ctrl);
assert_null(float_ctrl);
}
unsigned char bool_data[] = {0xF4, 0xF5};
static void test_bool(void** _state _CBOR_UNUSED) {
_CBOR_TEST_DISABLE_ASSERT({
float_ctrl = cbor_load(bool_data, 1, &res);
assert_true(cbor_isa_float_ctrl(float_ctrl));
assert_true(cbor_is_bool(float_ctrl));
assert_false(cbor_get_bool(float_ctrl));
cbor_set_bool(float_ctrl, true);
assert_true(cbor_get_bool(float_ctrl));
assert_true(isnan(cbor_float_get_float(float_ctrl)));
cbor_decref(&float_ctrl);
assert_null(float_ctrl);
float_ctrl = cbor_load(bool_data + 1, 1, &res);
assert_true(cbor_isa_float_ctrl(float_ctrl));
assert_true(cbor_is_bool(float_ctrl));
assert_true(cbor_get_bool(float_ctrl));
cbor_set_bool(float_ctrl, false);
assert_false(cbor_get_bool(float_ctrl));
assert_true(isnan(cbor_float_get_float(float_ctrl)));
cbor_decref(&float_ctrl);
assert_null(float_ctrl);
});
}
static void test_float_ctrl_creation(void** _state _CBOR_UNUSED) {
WITH_FAILING_MALLOC({ assert_null(cbor_new_ctrl()); });
WITH_FAILING_MALLOC({ assert_null(cbor_new_float2()); });
WITH_FAILING_MALLOC({ assert_null(cbor_new_float4()); });
WITH_FAILING_MALLOC({ assert_null(cbor_new_float8()); });
WITH_FAILING_MALLOC({ assert_null(cbor_new_null()); });
WITH_FAILING_MALLOC({ assert_null(cbor_new_undef()); });
WITH_FAILING_MALLOC({ assert_null(cbor_build_bool(false)); });
WITH_FAILING_MALLOC({ assert_null(cbor_build_float2(3.14f)); });
WITH_FAILING_MALLOC({ assert_null(cbor_build_float4(3.14f)); });
WITH_FAILING_MALLOC({ assert_null(cbor_build_float8(3.14)); });
WITH_FAILING_MALLOC({ assert_null(cbor_build_ctrl(0xAF)); });
}
int main(void) {
const struct CMUnitTest tests[] = {
cmocka_unit_test(test_float2),
cmocka_unit_test(test_float4),
cmocka_unit_test(test_float8),
cmocka_unit_test(test_null),
cmocka_unit_test(test_undef),
cmocka_unit_test(test_bool),
cmocka_unit_test(test_float_ctrl_creation),
};
return cmocka_run_group_tests(tests, NULL, NULL);
}
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