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Improve mbedtls_mpi_core_lt_ct() unit tests

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- Improve test descriptions
- Add more test cases with return value of 1
- Remove the mbedtls prefix from the test function

Signed-off-by: Janos Follath <janos.follath@arm.com>
This commit is contained in:
Janos Follath 2022-08-19 13:32:17 +01:00
parent a95f204cd3
commit deb8030e9f
2 changed files with 69 additions and 39 deletions
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106
tests/suites/test_suite_mpi.data
View file

@ -594,62 +594,92 @@ mbedtls_mpi_cmp_mpi:"-1230000000000000000":"":-1
Test mbedtls_mpi_cmp_mpi: large negative < 0 (1 limb) Test mbedtls_mpi_cmp_mpi: large negative < 0 (1 limb)
mbedtls_mpi_cmp_mpi:"-1230000000000000000":"0":-1 mbedtls_mpi_cmp_mpi:"-1230000000000000000":"0":-1
Base test mbedtls_mpi_core_lt_ct #1 mbedtls_mpi_core_lt_ct: x=y (1 limb)
mbedtls_mpi_core_lt_ct:"02B5":"02B5":0 mpi_core_lt_ct:"02B5":"02B5":0
Base test mbedtls_mpi_core_lt_ct #2 mbedtls_mpi_core_lt_ct: x>y (1 limb)
mbedtls_mpi_core_lt_ct:"02B5":"02B4":0 mpi_core_lt_ct:"02B5":"02B4":0
Base test mbedtls_mpi_core_lt_ct #3 mbedtls_mpi_core_lt_ct: x<y (1 limb)
mbedtls_mpi_core_lt_ct:"02B5":"02B6":1 mpi_core_lt_ct:"02B5":"02B6":1
Base test mbedtls_mpi_core_lt_ct (length=0) mbedtls_mpi_core_lt_ct: x=y (0 limbs)
mbedtls_mpi_core_lt_ct:"":"":0 mpi_core_lt_ct:"":"":0
Base test mbedtls_mpi_core_lt_ct (corner case - 64 bit) #1 mbedtls_mpi_core_lt_ct: x>y (63 bit x, y first byte greater)
mbedtls_mpi_core_lt_ct:"7FFFFFFFFFFFFFFF":"FF":0 mpi_core_lt_ct:"7FFFFFFFFFFFFFFF":"FF":0
Base test mbedtls_mpi_core_lt_ct (corner case - 64 bit) #2 mbedtls_mpi_core_lt_ct: x<y (63 bit y, x first byte greater)
mbedtls_mpi_core_lt_ct:"8000000000000000":"7FFFFFFFFFFFFFFF":0 mpi_core_lt_ct:"FF":"7FFFFFFFFFFFFFFF":1
Base test mbedtls_mpi_core_lt_ct (corner case - 64 bit) #3 mbedtls_mpi_core_lt_ct: x>y (64 bit x, y=x-1)
mbedtls_mpi_core_lt_ct:"8000000000000000":"01":0 mpi_core_lt_ct:"8000000000000000":"7FFFFFFFFFFFFFFF":0
Base test mbedtls_mpi_core_lt_ct (corner case - 64 bit) #4 mbedtls_mpi_core_lt_ct: x<y (64 bit y, x=y-1)
mbedtls_mpi_core_lt_ct:"8000000000000000":"00":0 mpi_core_lt_ct:"7FFFFFFFFFFFFFFF":"8000000000000000":1
Base test mbedtls_mpi_core_lt_ct (corner case - 64 bit) #5 mbedtls_mpi_core_lt_ct: x>y (64 bit x, y=1)
mbedtls_mpi_core_lt_ct:"FFFFFFFFFFFFFFFF":"FF":0 mpi_core_lt_ct:"8000000000000000":"01":0
Base test mbedtls_mpi_core_lt_ct (corner case - 32 bit) #1 mbedtls_mpi_core_lt_ct: x<y (64 bit y, x=1)
mbedtls_mpi_core_lt_ct:"7FFFFFFF":"FF":0 mpi_core_lt_ct:"01":"8000000000000000":1
Base test mbedtls_mpi_core_lt_ct (corner case - 32 bit) #2 mbedtls_mpi_core_lt_ct: x>y (64 bit x, y=0)
mbedtls_mpi_core_lt_ct:"80000000":"7FFFFFFF":0 mpi_core_lt_ct:"8000000000000000":"00":0
Base test mbedtls_mpi_core_lt_ct (corner case - 32 bit) #3 mbedtls_mpi_core_lt_ct: x<y (64 bit y, x=0)
mbedtls_mpi_core_lt_ct:"80000000":"01":0 mpi_core_lt_ct:"00":"8000000000000000":1
Base test mbedtls_mpi_core_lt_ct (corner case - 32 bit) #4 mbedtls_mpi_core_lt_ct: x>y (64 bit x, first bytes equal)
mbedtls_mpi_core_lt_ct:"80000000":"00":0 mpi_core_lt_ct:"FFFFFFFFFFFFFFFF":"FF":0
Base test mbedtls_mpi_core_lt_ct (corner case - 32 bit) #5 mbedtls_mpi_core_lt_ct: x<y (64 bit y, first bytes equal)
mbedtls_mpi_core_lt_ct:"FFFFFFFF":"FF":0 mpi_core_lt_ct:"FF":"FFFFFFFFFFFFFFFF":1
Multi-limb mbedtls_mpi_core_lt_ct (X<Y, zero vs non-zero MS limb) mbedtls_mpi_core_lt_ct: x>y (31 bit x, y first byte greater)
mbedtls_mpi_core_lt_ct:"00FFFFFFFFFFFFFFFF":"01FFFFFFFFFFFFFFFF":1 mpi_core_lt_ct:"7FFFFFFF":"FF":0
Multi-limb mbedtls_mpi_core_lt_ct (X>Y, equal MS limbs) mbedtls_mpi_core_lt_ct: x<y (31 bit y, x first byte greater)
mbedtls_mpi_core_lt_ct:"EEFFFFFFFFFFFFFFFF":"EEFFFFFFFFFFFFFFF1":0 mpi_core_lt_ct:"FF":"7FFFFFFF":1
Multi-limb mbedtls_mpi_core_lt_ct (X=Y) mbedtls_mpi_core_lt_ct: x>y (32 bit x, y=x-1)
mbedtls_mpi_core_lt_ct:"EEFFFFFFFFFFFFFFFF":"EEFFFFFFFFFFFFFFFF":0 mpi_core_lt_ct:"80000000":"7FFFFFFF":0
Multi-limb mbedtls_mpi_core_lt_ct (Alternating limbs) #1 mbedtls_mpi_core_lt_ct: x<y (32 bit y, x=y-1)
mbedtls_mpi_core_lt_ct:"11FFFFFFFFFFFFFFFF":"FF1111111111111111":1 mpi_core_lt_ct:"7FFFFFFF":"80000000":1
Multi-limb mbedtls_mpi_core_lt_ct (Alternating limbs) #2 mbedtls_mpi_core_lt_ct: x>y (32 bit x, y=1)
mbedtls_mpi_core_lt_ct:"FF1111111111111111":"11FFFFFFFFFFFFFFFF":0 mpi_core_lt_ct:"80000000":"01":0
mbedtls_mpi_core_lt_ct: x<y (32 bit y, x=1)
mpi_core_lt_ct:"01":"80000000":1
mbedtls_mpi_core_lt_ct: x>y (32 bit x, y=0)
mpi_core_lt_ct:"80000000":"00":0
mbedtls_mpi_core_lt_ct: x<y (32 bit y, x=0)
mpi_core_lt_ct:"00":"80000000":1
mbedtls_mpi_core_lt_ct: x>y (32 bit x, first bytes equal)
mpi_core_lt_ct:"FFFFFFFF":"FF":0
mbedtls_mpi_core_lt_ct: x<y (32 bit y, first bytes equal)
mpi_core_lt_ct:"FF":"FFFFFFFF":1
mbedtls_mpi_core_lt_ct: x<y, zero vs non-zero MS limb
mpi_core_lt_ct:"00FFFFFFFFFFFFFFFF":"01FFFFFFFFFFFFFFFF":1
mbedtls_mpi_core_lt_ct: x>y, equal MS limbs
mpi_core_lt_ct:"EEFFFFFFFFFFFFFFFF":"EEFFFFFFFFFFFFFFF1":0
mbedtls_mpi_core_lt_ct: x=y (multi-limb)
mpi_core_lt_ct:"EEFFFFFFFFFFFFFFFF":"EEFFFFFFFFFFFFFFFF":0
mbedtls_mpi_core_lt_ct: x<y (alternating limbs)
mpi_core_lt_ct:"11FFFFFFFFFFFFFFFF":"FF1111111111111111":1
mbedtls_mpi_core_lt_ct: x>y (alternating limbs)
mpi_core_lt_ct:"FF1111111111111111":"11FFFFFFFFFFFFFFFF":0
Base test mbedtls_mpi_lt_mpi_ct #1 Base test mbedtls_mpi_lt_mpi_ct #1
mbedtls_mpi_lt_mpi_ct:1:"2B5":1:"2B5":0:0 mbedtls_mpi_lt_mpi_ct:1:"2B5":1:"2B5":0:0

2
tests/suites/test_suite_mpi.function
View file

@ -722,7 +722,7 @@ exit:
/* END_CASE */ /* END_CASE */
/* BEGIN_CASE */ /* BEGIN_CASE */
void mbedtls_mpi_core_lt_ct( data_t * input_X, data_t * input_Y, int input_ret ) void mpi_core_lt_ct( data_t * input_X, data_t * input_Y, int input_ret )
{ {
#define MAX_LEN 64 #define MAX_LEN 64
mbedtls_mpi_uint X[MAX_LEN]; mbedtls_mpi_uint X[MAX_LEN];