summaryrefslogtreecommitdiffstats
path: root/src/glsl/tests/blob_test.c
diff options
context:
space:
mode:
Diffstat (limited to 'src/glsl/tests/blob_test.c')
-rw-r--r--src/glsl/tests/blob_test.c320
1 files changed, 0 insertions, 320 deletions
diff --git a/src/glsl/tests/blob_test.c b/src/glsl/tests/blob_test.c
deleted file mode 100644
index 4806029bca6..00000000000
--- a/src/glsl/tests/blob_test.c
+++ /dev/null
@@ -1,320 +0,0 @@
-/*
- * Copyright © 2014 Intel Corporation
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * the rights to use, copy, modify, merge, publish, distribute, sublicense,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice (including the next
- * paragraph) shall be included in all copies or substantial portions of the
- * Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
- * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
- * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
- * IN THE SOFTWARE.
- */
-
-/* A collection of unit tests for blob.c */
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <stdbool.h>
-#include <string.h>
-
-#include "util/ralloc.h"
-#include "blob.h"
-
-#define bytes_test_str "bytes_test"
-#define reserve_test_str "reserve_test"
-
-/* This placeholder must be the same length as the next overwrite_test_str */
-#define placeholder_str "XXXXXXXXXXXXXX"
-#define overwrite_test_str "overwrite_test"
-#define uint32_test 0x12345678
-#define uint32_placeholder 0xDEADBEEF
-#define uint32_overwrite 0xA1B2C3D4
-#define uint64_test 0x1234567890ABCDEF
-#define string_test_str "string_test"
-
-bool error = false;
-
-static void
-expect_equal(uint64_t expected, uint64_t actual, const char *test)
-{
- if (actual != expected) {
- fprintf (stderr, "Error: Test '%s' failed: Expected=%ld, Actual=%ld\n",
- test, expected, actual);
- error = true;
- }
-}
-
-static void
-expect_unequal(uint64_t expected, uint64_t actual, const char *test)
-{
- if (actual == expected) {
- fprintf (stderr, "Error: Test '%s' failed: Result=%ld, but expected something different.\n",
- test, actual);
- error = true;
- }
-}
-
-static void
-expect_equal_str(const char *expected, const char *actual, const char *test)
-{
- if (strcmp(expected, actual)) {
- fprintf (stderr, "Error: Test '%s' failed:\n\t"
- "Expected=\"%s\", Actual=\"%s\"\n",
- test, expected, actual);
- error = true;
- }
-}
-
-static void
-expect_equal_bytes(uint8_t *expected, uint8_t *actual,
- size_t num_bytes, const char *test)
-{
- size_t i;
-
- if (memcmp(expected, actual, num_bytes)) {
- fprintf (stderr, "Error: Test '%s' failed:\n\t", test);
-
- fprintf (stderr, "Expected=[");
- for (i = 0; i < num_bytes; i++) {
- if (i != 0)
- fprintf(stderr, ", ");
- fprintf(stderr, "0x%02x", expected[i]);
- }
- fprintf (stderr, "]");
-
- fprintf (stderr, "Actual=[");
- for (i = 0; i < num_bytes; i++) {
- if (i != 0)
- fprintf(stderr, ", ");
- fprintf(stderr, "0x%02x", actual[i]);
- }
- fprintf (stderr, "]\n");
-
- error = true;
- }
-}
-
-/* Test at least one call of each blob_write_foo and blob_read_foo function,
- * verifying that we read out everything we wrote, that every bytes is
- * consumed, and that the overrun bit is not set.
- */
-static void
-test_write_and_read_functions (void)
-{
- void *ctx = ralloc_context(NULL);
- struct blob *blob;
- struct blob_reader reader;
- uint8_t *reserved;
- size_t str_offset, uint_offset;
- uint8_t reserve_buf[sizeof(reserve_test_str)];
-
- blob = blob_create(ctx);
-
- /*** Test blob by writing one of every possible kind of value. */
-
- blob_write_bytes(blob, bytes_test_str, sizeof(bytes_test_str));
-
- reserved = blob_reserve_bytes(blob, sizeof(reserve_test_str));
- memcpy(reserved, reserve_test_str, sizeof(reserve_test_str));
-
- /* Write a placeholder, (to be replaced later via overwrite_bytes) */
- str_offset = blob->size;
- blob_write_bytes(blob, placeholder_str, sizeof(placeholder_str));
-
- blob_write_uint32(blob, uint32_test);
-
- /* Write a placeholder, (to be replaced later via overwrite_uint32) */
- uint_offset = blob->size;
- blob_write_uint32(blob, uint32_placeholder);
-
- blob_write_uint64(blob, uint64_test);
-
- blob_write_intptr(blob, (intptr_t) blob);
-
- blob_write_string(blob, string_test_str);
-
- /* Finally, overwrite our placeholders. */
- blob_overwrite_bytes(blob, str_offset, overwrite_test_str,
- sizeof(overwrite_test_str));
- blob_overwrite_uint32(blob, uint_offset, uint32_overwrite);
-
- /*** Now read each value and verify. */
- blob_reader_init(&reader, blob->data, blob->size);
-
- expect_equal_str(bytes_test_str,
- blob_read_bytes(&reader, sizeof(bytes_test_str)),
- "blob_write/read_bytes");
-
- blob_copy_bytes(&reader, reserve_buf, sizeof(reserve_buf));
- expect_equal_str(reserve_test_str, (char *) reserve_buf,
- "blob_reserve_bytes/blob_copy_bytes");
-
- expect_equal_str(overwrite_test_str,
- blob_read_bytes(&reader, sizeof(overwrite_test_str)),
- "blob_overwrite_bytes");
-
- expect_equal(uint32_test, blob_read_uint32(&reader),
- "blob_write/read_uint32");
- expect_equal(uint32_overwrite, blob_read_uint32(&reader),
- "blob_overwrite_uint32");
- expect_equal(uint64_test, blob_read_uint64(&reader),
- "blob_write/read_uint64");
- expect_equal((intptr_t) blob, blob_read_intptr(&reader),
- "blob_write/read_intptr");
- expect_equal_str(string_test_str, blob_read_string(&reader),
- "blob_write/read_string");
-
- expect_equal(reader.end - reader.data, reader.current - reader.data,
- "read_consumes_all_bytes");
- expect_equal(false, reader.overrun, "read_does_not_overrun");
-
- ralloc_free(ctx);
-}
-
-/* Test that data values are written and read with proper alignment. */
-static void
-test_alignment(void)
-{
- void *ctx = ralloc_context(NULL);
- struct blob *blob;
- struct blob_reader reader;
- uint8_t bytes[] = "ABCDEFGHIJKLMNOP";
- size_t delta, last, num_bytes;
-
- blob = blob_create(ctx);
-
- /* First, write an intptr value to the blob and capture that size. This is
- * the expected offset between any pair of intptr values (if written with
- * alignment).
- */
- blob_write_intptr(blob, (intptr_t) blob);
-
- delta = blob->size;
- last = blob->size;
-
- /* Then loop doing the following:
- *
- * 1. Write an unaligned number of bytes
- * 2. Verify that write results in an unaligned size
- * 3. Write an intptr_t value
- * 2. Verify that that write results in an aligned size
- */
- for (num_bytes = 1; num_bytes < sizeof(intptr_t); num_bytes++) {
- blob_write_bytes(blob, bytes, num_bytes);
-
- expect_unequal(delta, blob->size - last, "unaligned write of bytes");
-
- blob_write_intptr(blob, (intptr_t) blob);
-
- expect_equal(2 * delta, blob->size - last, "aligned write of intptr");
-
- last = blob->size;
- }
-
- /* Finally, test that reading also does proper alignment. Since we know
- * that values were written with all the right alignment, all we have to do
- * here is verify that correct values are read.
- */
- blob_reader_init(&reader, blob->data, blob->size);
-
- expect_equal((intptr_t) blob, blob_read_intptr(&reader),
- "read of initial, aligned intptr_t");
-
- for (num_bytes = 1; num_bytes < sizeof(intptr_t); num_bytes++) {
- expect_equal_bytes(bytes, blob_read_bytes(&reader, num_bytes),
- num_bytes, "unaligned read of bytes");
- expect_equal((intptr_t) blob, blob_read_intptr(&reader),
- "aligned read of intptr_t");
- }
-
- ralloc_free(ctx);
-}
-
-/* Test that we detect overrun. */
-static void
-test_overrun(void)
-{
- void *ctx =ralloc_context(NULL);
- struct blob *blob;
- struct blob_reader reader;
- uint32_t value = 0xdeadbeef;
-
- blob = blob_create(ctx);
-
- blob_write_uint32(blob, value);
-
- blob_reader_init(&reader, blob->data, blob->size);
-
- expect_equal(value, blob_read_uint32(&reader), "read before overrun");
- expect_equal(false, reader.overrun, "overrun flag not set");
- expect_equal(0, blob_read_uint32(&reader), "read at overrun");
- expect_equal(true, reader.overrun, "overrun flag set");
-
- ralloc_free(ctx);
-}
-
-/* Test that we can read and write some large objects, (exercising the code in
- * the blob_write functions to realloc blob->data.
- */
-static void
-test_big_objects(void)
-{
- void *ctx = ralloc_context(NULL);
- struct blob *blob;
- struct blob_reader reader;
- int size = 1000;
- int count = 1000;
- size_t i;
- char *buf;
-
- blob = blob_create(ctx);
-
- /* Initialize our buffer. */
- buf = ralloc_size(ctx, size);
- for (i = 0; i < size; i++) {
- buf[i] = i % 256;
- }
-
- /* Write it many times. */
- for (i = 0; i < count; i++) {
- blob_write_bytes(blob, buf, size);
- }
-
- blob_reader_init(&reader, blob->data, blob->size);
-
- /* Read and verify it many times. */
- for (i = 0; i < count; i++) {
- expect_equal_bytes((uint8_t *) buf, blob_read_bytes(&reader, size), size,
- "read of large objects");
- }
-
- expect_equal(reader.end - reader.data, reader.current - reader.data,
- "number of bytes read reading large objects");
-
- expect_equal(false, reader.overrun,
- "overrun flag not set reading large objects");
-
- ralloc_free(ctx);
-}
-
-int
-main (void)
-{
- test_write_and_read_functions ();
- test_alignment ();
- test_overrun ();
- test_big_objects ();
-
- return error ? 1 : 0;
-}
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-03 06:36:40 +0000