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-rw-r--r--src/isa-l/igzip/checksum32_funcs_test.c308
1 files changed, 308 insertions, 0 deletions
diff --git a/src/isa-l/igzip/checksum32_funcs_test.c b/src/isa-l/igzip/checksum32_funcs_test.c
new file mode 100644
index 000000000..cbb5d1bf5
--- /dev/null
+++ b/src/isa-l/igzip/checksum32_funcs_test.c
@@ -0,0 +1,308 @@
+/**********************************************************************
+ Copyright(c) 2011-2018 Intel Corporation All rights reserved.
+
+ Redistribution and use in source and binary forms, with or without
+ modification, are permitted provided that the following conditions
+ are met:
+ * Redistributions of source code must retain the above copyright
+ notice, this list of conditions and the following disclaimer.
+ * Redistributions in binary form must reproduce the above copyright
+ notice, this list of conditions and the following disclaimer in
+ the documentation and/or other materials provided with the
+ distribution.
+ * Neither the name of Intel Corporation nor the names of its
+ contributors may be used to endorse or promote products derived
+ from this software without specific prior written permission.
+
+ THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+**********************************************************************/
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <stdint.h>
+#include "igzip_checksums.h"
+#include "checksum_test_ref.h"
+#include "types.h"
+
+#ifndef TEST_SEED
+# define TEST_SEED 0x1234
+#endif
+
+#define MAX_BUF 512
+#define TEST_SIZE 20
+
+typedef uint32_t(*checksum32_func_t) (uint32_t, const unsigned char *, uint64_t);
+
+typedef struct func_case {
+ char *note;
+ checksum32_func_t checksum32_func_call;
+ checksum32_func_t checksum32_ref_call;
+} func_case_t;
+
+func_case_t test_funcs[] = {
+ {"checksum32_adler", isal_adler32, adler_ref},
+};
+
+// Generates pseudo-random data
+
+void rand_buffer(unsigned char *buf, long buffer_size)
+{
+ long i;
+ for (i = 0; i < buffer_size; i++)
+ buf[i] = rand();
+}
+
+// Test cases
+int zeros_test(func_case_t * test_func);
+int simple_pattern_test(func_case_t * test_func);
+int seeds_sizes_test(func_case_t * test_func);
+int eob_test(func_case_t * test_func);
+int update_test(func_case_t * test_func);
+int update_over_mod_test(func_case_t * test_func);
+
+int verbose = 0;
+void *buf_alloc = NULL;
+
+int main(int argc, char *argv[])
+{
+ int fail = 0, fail_case;
+ int i, ret;
+ func_case_t *test_func;
+
+ verbose = argc - 1;
+
+ // Align to MAX_BUF boundary
+ ret = posix_memalign(&buf_alloc, MAX_BUF, MAX_BUF * TEST_SIZE);
+ if (ret) {
+ printf("alloc error: Fail");
+ return -1;
+ }
+ srand(TEST_SEED);
+ printf("CHECKSUM32 Tests seed=0x%x\n", TEST_SEED);
+
+ for (i = 0; i < sizeof(test_funcs) / sizeof(test_funcs[0]); i++) {
+ fail_case = 0;
+ test_func = &test_funcs[i];
+
+ printf("Test %s ", test_func->note);
+ fail_case += zeros_test(test_func);
+ fail_case += simple_pattern_test(test_func);
+ fail_case += seeds_sizes_test(test_func);
+ fail_case += eob_test(test_func);
+ fail_case += update_test(test_func);
+ fail_case += update_over_mod_test(test_func);
+ printf("Test %s done: %s\n", test_func->note, fail_case ? "Fail" : "Pass");
+
+ if (fail_case) {
+ printf("\n%s Failed %d tests\n", test_func->note, fail_case);
+ fail++;
+ }
+ }
+
+ printf("CHECKSUM32 Tests all done: %s\n", fail ? "Fail" : "Pass");
+
+ return fail;
+}
+
+// Test of all zeros
+int zeros_test(func_case_t * test_func)
+{
+ uint32_t c_dut, c_ref;
+ int fail = 0;
+ unsigned char *buf = NULL;
+
+ buf = (unsigned char *)buf_alloc;
+ memset(buf, 0, MAX_BUF * 10);
+ c_dut = test_func->checksum32_func_call(TEST_SEED, buf, MAX_BUF * 10);
+ c_ref = test_func->checksum32_ref_call(TEST_SEED, buf, MAX_BUF * 10);
+
+ if (c_dut != c_ref) {
+ fail++;
+ printf("\n opt ref\n");
+ printf(" ------ ------\n");
+ printf("checksum zero = 0x%8x 0x%8x \n", c_dut, c_ref);
+ } else
+ printf(".");
+
+ return fail;
+}
+
+// Another simple test pattern
+int simple_pattern_test(func_case_t * test_func)
+{
+ uint32_t c_dut, c_ref;
+ int fail = 0;
+ unsigned char *buf = NULL;
+
+ buf = (unsigned char *)buf_alloc;
+ memset(buf, 0x8a, MAX_BUF);
+ c_dut = test_func->checksum32_func_call(TEST_SEED, buf, MAX_BUF);
+ c_ref = test_func->checksum32_ref_call(TEST_SEED, buf, MAX_BUF);
+ if (c_dut != c_ref)
+ fail++;
+ if (verbose)
+ printf("checksum all 8a = 0x%8x 0x%8x\n", c_dut, c_ref);
+ else
+ printf(".");
+
+ return fail;
+}
+
+int seeds_sizes_test(func_case_t * test_func)
+{
+ uint32_t c_dut, c_ref;
+ int fail = 0;
+ int i;
+ uint32_t r, s;
+ unsigned char *buf = NULL;
+
+ // Do a few random tests
+ buf = (unsigned char *)buf_alloc; //reset buf
+ r = rand();
+ rand_buffer(buf, MAX_BUF * TEST_SIZE);
+
+ for (i = 0; i < TEST_SIZE; i++) {
+ c_dut = test_func->checksum32_func_call(r, buf, MAX_BUF);
+ c_ref = test_func->checksum32_ref_call(r, buf, MAX_BUF);
+ if (c_dut != c_ref)
+ fail++;
+ if (verbose)
+ printf("checksum rand%3d = 0x%8x 0x%8x\n", i, c_dut, c_ref);
+ else
+ printf(".");
+ buf += MAX_BUF;
+ }
+
+ // Do a few random sizes
+ buf = (unsigned char *)buf_alloc; //reset buf
+ r = rand();
+
+ for (i = MAX_BUF; i >= 0; i--) {
+ c_dut = test_func->checksum32_func_call(r, buf, i);
+ c_ref = test_func->checksum32_ref_call(r, buf, i);
+ if (c_dut != c_ref) {
+ fail++;
+ printf("fail random size%i 0x%8x 0x%8x\n", i, c_dut, c_ref);
+ } else
+ printf(".");
+ }
+
+ // Try different seeds
+ for (s = 0; s < 20; s++) {
+ buf = (unsigned char *)buf_alloc; //reset buf
+
+ r = rand(); // just to get a new seed
+ rand_buffer(buf, MAX_BUF * TEST_SIZE); // new pseudo-rand data
+
+ if (verbose)
+ printf("seed = 0x%x\n", r);
+
+ for (i = 0; i < TEST_SIZE; i++) {
+ c_dut = test_func->checksum32_func_call(r, buf, MAX_BUF);
+ c_ref = test_func->checksum32_ref_call(r, buf, MAX_BUF);
+ if (c_dut != c_ref)
+ fail++;
+ if (verbose)
+ printf("checksum rand%3d = 0x%8x 0x%8x\n", i, c_dut, c_ref);
+ else
+ printf(".");
+ buf += MAX_BUF;
+ }
+ }
+
+ return fail;
+}
+
+// Run tests at end of buffer
+int eob_test(func_case_t * test_func)
+{
+ uint32_t c_dut, c_ref;
+ int fail = 0;
+ int i;
+ unsigned char *buf = NULL;
+
+ buf = (unsigned char *)buf_alloc; //reset buf
+ buf = buf + ((MAX_BUF - 1) * TEST_SIZE); //Line up TEST_SIZE from end
+ for (i = 0; i < TEST_SIZE; i++) {
+ c_dut = test_func->checksum32_func_call(TEST_SEED, buf + i, TEST_SIZE - i);
+ c_ref = test_func->checksum32_ref_call(TEST_SEED, buf + i, TEST_SIZE - i);
+ if (c_dut != c_ref)
+ fail++;
+ if (verbose)
+ printf("checksum eob rand%3d = 0x%8x 0x%8x\n", i, c_dut, c_ref);
+ else
+ printf(".");
+ }
+
+ return fail;
+}
+
+int update_test(func_case_t * test_func)
+{
+ uint32_t c_dut, c_ref;
+ int fail = 0;
+ int i;
+ uint32_t r;
+ unsigned char *buf = NULL;
+
+ buf = (unsigned char *)buf_alloc; //reset buf
+ r = rand();
+ // Process the whole buf with reference func single call.
+ c_ref = test_func->checksum32_ref_call(r, buf, MAX_BUF * TEST_SIZE);
+ // Process buf with update method.
+ for (i = 0; i < TEST_SIZE; i++) {
+ c_dut = test_func->checksum32_func_call(r, buf, MAX_BUF);
+ // Update checksum seeds and buf pointer.
+ r = c_dut;
+ buf += MAX_BUF;
+ }
+
+ if (c_dut != c_ref)
+ fail++;
+ if (verbose)
+ printf("checksum rand%3d = 0x%8x 0x%8x\n", i, c_dut, c_ref);
+ else
+ printf(".");
+
+ return fail;
+}
+
+int update_over_mod_test(func_case_t * test_func)
+{
+ uint32_t c_dut, c_ref;
+ int fail = 0;
+ int i;
+ unsigned char *buf = NULL;
+
+ buf = malloc(ADLER_MOD);
+ memset(buf, 0xff, ADLER_MOD);
+
+ c_ref = c_dut = rand();
+
+ // Process buf with update method.
+ for (i = 0; i < 20; i++) {
+ c_ref = test_func->checksum32_ref_call(c_ref, buf, ADLER_MOD - 64);
+ c_dut = test_func->checksum32_func_call(c_dut, buf, ADLER_MOD - 64);
+ }
+
+ if (c_dut != c_ref)
+ fail++;
+ if (verbose)
+ printf("checksum rand%3d = 0x%8x 0x%8x\n", i, c_dut, c_ref);
+ else
+ printf(".");
+
+ free(buf);
+ return fail;
+}
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