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Cleanup: Removed unused buffer.[ch]

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This commit is contained in:
Philipp Schafft 2022-03-16 14:41:11 +00:00
parent e4787e228d
commit eb4d037842
6 changed files with 0 additions and 890 deletions
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2
src/Makefile.am
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@ -34,7 +34,6 @@ noinst_HEADERS = \
matchfile.h \ matchfile.h \
tls.h \ tls.h \
refobject.h \ refobject.h \
buffer.h \
module.h \ module.h \
reportxml.h \ reportxml.h \
reportxml_helper.h \ reportxml_helper.h \
@ -89,7 +88,6 @@ icecast_SOURCES = \
matchfile.c \ matchfile.c \
tls.c \ tls.c \
refobject.c \ refobject.c \
buffer.c \
module.c \ module.c \
reportxml.c \ reportxml.c \
reportxml_helper.c \ reportxml_helper.c \

311
src/buffer.c
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@ -1,311 +0,0 @@
/* Icecast
*
* This program is distributed under the GNU General Public License, version 2.
* A copy of this license is included with this source.
*
* Copyright 2018, Philipp "ph3-der-loewe" Schafft <lion@lion.leolix.org>,
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <stdarg.h>
#include "buffer.h"
#include "refobject.h"
struct buffer_tag {
refobject_base_t __base;
/* Buffer itself */
void *buffer;
/* Length in bytes of buffer */
size_t length;
/* Amount of bytes in use of the buffer. This includes offset bytes */
size_t fill;
/* Bytes of offset at the start of the buffer */
size_t offset;
};
static void __free(refobject_t self, void **userdata)
{
buffer_t *buffer = REFOBJECT_TO_TYPE(self, buffer_t*);
free(buffer->buffer);
}
REFOBJECT_DEFINE_TYPE(buffer_t,
REFOBJECT_DEFINE_TYPE_FREE(__free),
REFOBJECT_DEFINE_TYPE_NEW_NOOP()
);
buffer_t * buffer_new(ssize_t preallocation, void *userdata, const char *name, refobject_t associated)
{
buffer_t *buffer = refobject_new_ext(buffer_t, userdata, name, associated);
if (!buffer)
return NULL;
if (preallocation > 0)
buffer_preallocate(buffer, preallocation);
return buffer;
}
buffer_t * buffer_new_simple(void)
{
return refobject_new(buffer_t);
}
void buffer_preallocate(buffer_t *buffer, size_t request)
{
void *n;
size_t newlen;
if (!buffer)
return;
/* Remove the offset if it makes sense to do so. */
if (buffer->offset == buffer->fill) {
buffer->offset = 0;
buffer->fill = 0;
} else if ((2*buffer->offset) < buffer->fill || buffer->offset >= 512 || (buffer->offset > 128 && buffer->offset >= request)) {
buffer->fill -= buffer->offset;
memmove(buffer->buffer, buffer->buffer + buffer->offset, buffer->fill);
buffer->offset = 0;
}
if (!request)
return;
newlen = buffer->fill + request;
if (buffer->length >= newlen)
return;
/* Make sure we at least add 64 bytes and are 64 byte aligned */
newlen = newlen + 64 - (newlen % 64);
n = realloc(buffer->buffer, newlen);
/* Just return if this failed */
if (!n)
return;
buffer->buffer = n;
buffer->length = newlen;
}
int buffer_get_data(buffer_t *buffer, const void **data, size_t *length)
{
if (!buffer)
return -1;
if (data) {
*data = buffer->buffer + buffer->offset;
}
if (length) {
*length = buffer->fill - buffer->offset;
}
return 0;
}
int buffer_get_string(buffer_t *buffer, const char **string)
{
char *ret;
if (!buffer || !string)
return -1;
/* Ensure we have space for one additional byte ('\0'-termination). */
if (buffer->length == buffer->fill) {
buffer_preallocate(buffer, 1);
if (buffer->length == buffer->fill)
return -1;
}
/* Actually add a '\0'-termination. */
ret = buffer->buffer;
ret[buffer->fill] = 0;
*string = ret + buffer->offset;
return 0;
}
int buffer_set_length(buffer_t *buffer, size_t length)
{
if (!buffer)
return -1;
if (length > (buffer->fill - buffer->offset))
return -1;
buffer->fill = length + buffer->offset;
return 0;
}
int buffer_shift(buffer_t *buffer, size_t amount)
{
if (!buffer)
return -1;
if (amount > (buffer->fill - buffer->offset))
return -1;
buffer->offset += amount;
/* run cleanup */
buffer_preallocate(buffer, 0);
return 0;
}
int buffer_push_data(buffer_t *buffer, const void *data, size_t length)
{
void *buf;
int ret;
if (!buffer)
return -1;
if (!length)
return 0;
if (!data)
return -1;
ret = buffer_zerocopy_push_request(buffer, &buf, length);
if (ret != 0)
return ret;
memcpy(buf, data, length);
ret = buffer_zerocopy_push_complete(buffer, length);
return ret;
}
int buffer_push_string(buffer_t *buffer, const char *string)
{
if (!buffer || !string)
return -1;
return buffer_push_data(buffer, string, strlen(string));
}
int buffer_push_printf(buffer_t *buffer, const char *format, ...)
{
int ret;
va_list ap;
if (!buffer || !format)
return -1;
if (!*format)
return 0;
va_start(ap, format);
ret = buffer_push_vprintf(buffer, format, ap);
va_end(ap);
return ret;
}
int buffer_push_vprintf(buffer_t *buffer, const char *format, va_list ap)
{
void *buf;
int ret;
size_t length = 1024;
if (!buffer || !format)
return -1;
if (!*format)
return 0;
ret = buffer_zerocopy_push_request(buffer, &buf, length);
if (ret != 0)
return ret;
ret = vsnprintf(buf, length, format, ap);
if (ret >= 0 && (size_t)ret < length) {
return buffer_zerocopy_push_complete(buffer, ret);
} else if (ret < 0) {
/* This vsnprintf() likely does not follow POSIX.
* We don't know what length we need to asume. So asume a big one and hope for the best. */
length = 8192;
} else {
/* Reallocate the buffer to the size reported plus one for '\0'-termination */
length = ret + 1;
}
/* We have not written any data yet. */
ret = buffer_zerocopy_push_complete(buffer, 0);
if (ret != 0)
return ret;
/* Now let's try again. */
ret = buffer_zerocopy_push_request(buffer, &buf, length);
if (ret != 0)
return ret;
ret = vsnprintf(buf, length, format, ap);
if (ret < 0 || (size_t)ret >= length) {
/* This still didn't work. Giving up. */
buffer_zerocopy_push_complete(buffer, 0);
return -1;
}
return buffer_zerocopy_push_complete(buffer, ret);
}
int buffer_push_buffer(buffer_t *buffer, buffer_t *source)
{
const void *data;
size_t length;
int ret;
if (!buffer || !source)
return -1;
ret = buffer_get_data(source, &data, &length);
if (ret != 0)
return ret;
return buffer_push_data(buffer, data, length);
}
int buffer_zerocopy_push_request(buffer_t *buffer, void **data, size_t request)
{
if (!buffer || !data)
return -1;
buffer_preallocate(buffer, request);
if (request > (buffer->length - buffer->fill))
return -1;
*data = buffer->buffer + buffer->fill;
return 0;
}
int buffer_zerocopy_push_complete(buffer_t *buffer, size_t done)
{
if (!buffer)
return -1;
if (done > (buffer->length - buffer->fill))
return -1;
buffer->fill += done;
return 0;
}

193
src/buffer.h
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@ -1,193 +0,0 @@
/* Icecast
*
* This program is distributed under the GNU General Public License, version 2.
* A copy of this license is included with this source.
*
* Copyright 2018, Philipp "ph3-der-loewe" Schafft <lion@lion.leolix.org>,
*/
/*
* This file contains the API for a refobject based buffer object.
* It can be used to store data and allows on the fly re-allocation.
*/
#ifndef __BUFFER_H__
#define __BUFFER_H__
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <stdarg.h>
#include "icecasttypes.h"
#include "compat.h"
#include "refobject.h"
/* About thread safety:
* This set of functions is intentinally not thread safe.
*/
REFOBJECT_FORWARD_TYPE(buffer_t);
/* This creates a new buffer object.
* Parameters:
* preallocation
* The number of bytes to allocate for use later on. See buffer_preallocate() for details.
* userdata, name, associated
* See refobject_new().
*/
buffer_t * buffer_new(ssize_t preallocation, void *userdata, const char *name, refobject_t associated);
/* Depreciated: This creates a new buffer with defaults.
* Do NOT use this. Use refobject_new(buffer_t)
*
* This is the same as:
* buffer_new(-1, NULL, NULL, REFOBJECT_NULL)
*/
buffer_t * buffer_new_simple(void);
/* This function preallocates space for later use.
* Parameters:
* buffer
* The buffer to operate on.
* request
* Number of bytes to additionally allocate.
* Notes:
* This function is very usedful when adding a large number of smaller buffers to avoid
* internal reallocation calls happening to often. However it is not required to call
* this function before adding data to the buffer.
*/
void buffer_preallocate(buffer_t *buffer, size_t request);
/* Gets data and length of the buffer.
* Parameters:
* buffer
* The buffer to operate on.
* data
* Pointer to the stored data. If NULL the pointer is not returned.
* length
* Pointer to the length of how many bytes are in the buffer. If NULL
* length is not returned.
*/
int buffer_get_data(buffer_t *buffer, const void **data, size_t *length);
/* Gets data as a string. The string is '\0'-terminated.
* Parameters:
* buffery
* The buffer to operate on.
* string
* The string representing the data hold by the buffer.
*/
int buffer_get_string(buffer_t *buffer, const char **string);
/* Sets the length of the buffer.
* Parameters:
* buffer
* The buffer to operate on.
* length
* New length of the buffer.
* Notes:
* This can only be used to reduce the size of the buffer. To add data to
* the buffer use buffer_push_*().
*
* Calling this with length set to 0 clears the buffer but does not deallocate it.
*/
int buffer_set_length(buffer_t *buffer, size_t length);
/* Shifts data out of the buffer.
* Parameters:
* buffer
* The buffer to operate on.
* amount
* The amount of bytes to be removed from the begin of the buffer.
* Notes:
* This function can be useful for skipping some small header. However this
* must not be used to implement a kind of ring buffer as it will result in
* poor performance caused by massive reallocations and memory copies.
*/
int buffer_shift(buffer_t *buffer, size_t amount);
/* This pushes data to the end of the buffer.
* Parameters:
* buffer
* The buffer to operate on.
* data
* The data to push.
* length
* The length of the data to push in byte.
* Notes:
* Consider using buffer_zerocopy_*().
*/
int buffer_push_data(buffer_t *buffer, const void *data, size_t length);
/* This pushes a string to the end of the buffer.
* Parameters:
* buffer
* The buffer to operate on.
* string
* The string to be pushed. The tailing '\0'-termination will not be
* part of the buffer.
* Notes:
* Consider using buffer_zerocopy_*().
*/
int buffer_push_string(buffer_t *buffer, const char *string);
/* This pushes a formatted string to the end of the buffer.
* Parameters:
* buffer
* The buffer to operate on.
* format
* The format string as for printf() family functions.
* ...
* The parameters according to the format string.
*/
int buffer_push_printf(buffer_t *buffer, const char *format, ...);
/* This pushes a formatted string to the end of the buffer using a va_list.
* Parameters:
* buffer
* The buffer to operate on.
* format
* The format string as for printf() family functions.
* ap
* The parameters according to the format string as va_list.
* See also:
* vprintf(3).
*/
int buffer_push_vprintf(buffer_t *buffer, const char *format, va_list ap);
/* This pushes the content of another buffer to the end of the buffer.
* Parameters:
* buffer
* The buffer to operate on.
* source
* The buffer which's content is to be copied.
*/
int buffer_push_buffer(buffer_t *buffer, buffer_t *source);
/* This requests for a memory buffer that can be pushed to without the need for copy.
* Parameters:
* buffer
* The buffer to operate on.
* data
* Pointer to memory that can be written and will become part of the buffer object.
* request
* Size of the memory area that is returned by data in bytes.
* Notes:
* This is the first step of the zero copy push. After the memory returned by data has been
* written (e.g. used in a call to read(2)) buffer_zerocopy_push_complete() must be called.
*/
int buffer_zerocopy_push_request(buffer_t *buffer, void **data, size_t request);
/* This is the final step of a zero copy push.
* Parameters:
* buffer
* The buffer to operate on.
* done
* Amount of data in bytes that has actually been written into the memory area.
* May be zero to what has been requested with request.
*/
int buffer_zerocopy_push_complete(buffer_t *buffer, size_t done);
#endif

5
src/icecasttypes.h
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@ -101,10 +101,6 @@ typedef enum {
typedef struct relay_tag relay_t; typedef struct relay_tag relay_t;
/* ---[ buffer.[ch] ]--- */
typedef struct buffer_tag buffer_t;
/* ---[ module.[ch] ]--- */ /* ---[ module.[ch] ]--- */
typedef struct module_tag module_t; typedef struct module_tag module_t;
@ -138,7 +134,6 @@ typedef struct refobject_base_tag refobject_base_t;
#ifdef HAVE_TYPE_ATTRIBUTE_TRANSPARENT_UNION #ifdef HAVE_TYPE_ATTRIBUTE_TRANSPARENT_UNION
typedef union __attribute__ ((__transparent_union__)) { typedef union __attribute__ ((__transparent_union__)) {
refobject_base_t *refobject_base; refobject_base_t *refobject_base;
buffer_t *buffer;
reportxml_t *reportxml; reportxml_t *reportxml;
reportxml_node_t *reportxml_node; reportxml_node_t *reportxml_node;
reportxml_database_t *reportxml_database; reportxml_database_t *reportxml_database;

8
src/tests/Makefile.am
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@ -27,13 +27,5 @@ ctest_refobject_test_LDADD = \
icecast-refobject.o icecast-refobject.o
check_PROGRAMS += ctest_refobject.test check_PROGRAMS += ctest_refobject.test
ctest_buffer_test_SOURCES = tests/ctest_buffer.c
ctest_buffer_test_LDADD = \
common/thread/libicethread.la \
common/avl/libiceavl.la \
icecast-refobject.o \
icecast-buffer.o
check_PROGRAMS += ctest_buffer.test
# Add all programs to TESTS # Add all programs to TESTS
TESTS = $(check_PROGRAMS) TESTS = $(check_PROGRAMS)

371
src/tests/ctest_buffer.c
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@ -1,371 +0,0 @@
/* Icecast
*
* This program is distributed under the GNU General Public License, version 2.
* A copy of this license is included with this source.
*
* Copyright 2018, Philipp "ph3-der-loewe" Schafft <lion@lion.leolix.org>,
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <string.h>
#include <stdarg.h>
#include <stdlib.h> /* for EXIT_FAILURE */
#include <stdio.h>
#include <igloo/tap.h>
#include "../src/buffer.h"
#include "../src/refobject.h"
static void ctest_diagnostic_printf(const char *format, ...)
{
char buf[1024];
va_list ap;
va_start(ap, format);
vsnprintf(buf, sizeof(buf), format, ap);
va_end(ap);
igloo_tap_diagnostic(buf);
}
static void test_create_ref_unref(void)
{
buffer_t *a;
a = buffer_new(-1, NULL, NULL, REFOBJECT_NULL);
igloo_tap_test("buffer created", a != NULL);
igloo_tap_test("un-referenced", refobject_unref(a) == 0);
a = refobject_new(buffer_t);
igloo_tap_test("buffer created", a != NULL);
igloo_tap_test("un-referenced", refobject_unref(a) == 0);
}
static void test_name(void)
{
buffer_t *a;
const char *name = "test object name";
const char *ret;
a = buffer_new(-1, NULL, name, REFOBJECT_NULL);
igloo_tap_test("buffer created", a != NULL);
ret = refobject_get_name(a);
igloo_tap_test("get name", ret != NULL);
igloo_tap_test("name match", strcmp(name, ret) == 0);
igloo_tap_test("un-referenced", refobject_unref(a) == 0);
}
static void test_userdata(void)
{
buffer_t *a;
int tmp = 0;
void *userdata = &tmp;
void *ret;
a = buffer_new(-1, NULL, NULL, REFOBJECT_NULL);
igloo_tap_test("buffer created", a != NULL);
ret = refobject_get_userdata(a);
igloo_tap_test("get userdata", ret == NULL);
igloo_tap_test("set userdata", refobject_set_userdata(a, userdata) == 0);
ret = refobject_get_userdata(a);
igloo_tap_test("get userdata", ret == userdata);
igloo_tap_test("clearing userdata", refobject_set_userdata(a, NULL) == 0);
ret = refobject_get_userdata(a);
igloo_tap_test("get userdata", ret == NULL);
igloo_tap_test("un-referenced", refobject_unref(a) == 0);
a = buffer_new(-1, userdata, NULL, REFOBJECT_NULL);
igloo_tap_test("buffer created", a != NULL);
igloo_tap_test("refobject created", !REFOBJECT_IS_NULL(a));
ret = refobject_get_userdata(a);
igloo_tap_test("get userdata", ret == userdata);
igloo_tap_test("clearing userdata", refobject_set_userdata(a, NULL) == 0);
ret = refobject_get_userdata(a);
igloo_tap_test("get userdata", ret == NULL);
igloo_tap_test("un-referenced", refobject_unref(a) == 0);
}
static void test_associated(void)
{
refobject_base_t *a;
buffer_t *b;
a = refobject_new(refobject_base_t);
igloo_tap_test("refobject created", !REFOBJECT_IS_NULL(a));
b = buffer_new(-1, NULL, NULL, a);
igloo_tap_test("buffer created with associated", !REFOBJECT_IS_NULL(b));
igloo_tap_test("un-referenced (1 of 2)", refobject_unref(b) == 0);
igloo_tap_test("un-referenced (2 of 2)", refobject_unref(a) == 0);
}
static void test_empty(void)
{
buffer_t *a;
const void *data = &data;
size_t length = 5;
const char *string;
int ret;
a = refobject_new(buffer_t);
igloo_tap_test("buffer created", a != NULL);
ret = buffer_get_data(a, &data, &length);
igloo_tap_test("got data and length from buffer", ret == 0);
if (ret == 0) {
igloo_tap_test("data is updated", data != &data);
igloo_tap_test("length is zero", length == 0);
}
data = &data;
ret = buffer_get_data(a, &data, NULL);
igloo_tap_test("got data from buffer", ret == 0);
if (ret == 0) {
igloo_tap_test("data is updated", data != &data);
}
length = 5;
ret = buffer_get_data(a, NULL, &length);
igloo_tap_test("got length from buffer", ret == 0);
if (ret == 0) {
igloo_tap_test("length is zero", length == 0);
}
ret = buffer_get_string(a, &string);
igloo_tap_test("got string from buffer", ret == 0);
if (ret == 0) {
igloo_tap_test("string is non-NULL", string != NULL);
if (string != NULL) {
igloo_tap_test("string is empty", *string == 0);
}
}
igloo_tap_test("un-referenced", refobject_unref(a) == 0);
}
static void test_string(void)
{
buffer_t *a;
const char *hw = "Hello World!";
const char *count = "0 1 2 3 4";
const char *combined = "Hello World!" "0 1 2 3 4";
const char *string = NULL;
int ret;
a = refobject_new(buffer_t);
igloo_tap_test("buffer created", a != NULL);
igloo_tap_test("pushed string", buffer_push_string(a, hw) == 0);
ret = buffer_get_string(a, &string);
igloo_tap_test("got strong", ret == 0);
if (ret == 0) {
igloo_tap_test("string is non-NULL", string != NULL);
if (string != NULL) {
igloo_tap_test("string matches input", strcmp(string, hw) == 0);
}
}
igloo_tap_test("pushed string", buffer_push_string(a, count) == 0);
string = NULL;
ret = buffer_get_string(a, &string);
igloo_tap_test("got strong", ret == 0);
if (ret == 0) {
igloo_tap_test("string is non-NULL", string != NULL);
if (string != NULL) {
igloo_tap_test("string matches combined input", strcmp(string, combined) == 0);
}
}
igloo_tap_test("un-referenced", refobject_unref(a) == 0);
}
static void test_binary(void)
{
buffer_t *a;
char pattern_a[8] = {0x01, 0x10, 0x80, 0xFF, 0x00, 0x55, 0xEE, 0xAA};
char pattern_b[9] = {0x02, 0x03, 0xF0, 0x80, 0x0F, 0x04, 0x1A, 0x7F, 0x33};
int ret;
size_t length;
const void *data;
a = refobject_new(buffer_t);
igloo_tap_test("buffer created", a != NULL);
igloo_tap_test("pushed data pattern a", buffer_push_data(a, pattern_a, sizeof(pattern_a)) == 0);
length = sizeof(pattern_a) + 42;
data = &data;
ret = buffer_get_data(a, &data, &length);
igloo_tap_test("got data", ret == 0);
if (ret == 0) {
igloo_tap_test("correct length was returned", length == sizeof(pattern_a));
igloo_tap_test("data is non-NULL", data != NULL);
igloo_tap_test("data has been set", data != &data);
if (length == sizeof(pattern_a) && data != NULL && data != &data) {
igloo_tap_test("data matches pattern", memcmp(data, pattern_a, sizeof(pattern_a)) == 0);
}
}
igloo_tap_test("pushed data pattern b", buffer_push_data(a, pattern_b, sizeof(pattern_b)) == 0);
length = sizeof(pattern_a) + sizeof(pattern_b) + 42;
data = &data;
ret = buffer_get_data(a, &data, &length);
igloo_tap_test("got data", ret == 0);
if (ret == 0) {
igloo_tap_test("correct length was returned", length == (sizeof(pattern_a) + sizeof(pattern_b)));
igloo_tap_test("data is non-NULL", data != NULL);
igloo_tap_test("data has been set", data != &data);
if (length == (sizeof(pattern_a) + sizeof(pattern_b)) && data != NULL && data != &data) {
igloo_tap_test("data matches combined pattern", memcmp(data, pattern_a, sizeof(pattern_a)) == 0 && memcmp(data + sizeof(pattern_a), pattern_b, sizeof(pattern_b)) == 0);
}
}
igloo_tap_test("un-referenced", refobject_unref(a) == 0);
}
static void test__compare_to_string(buffer_t *a, const char *testname, const char *pattern)
{
const char *string = NULL;
int ret;
ret = buffer_get_string(a, &string);
igloo_tap_test("got strong", ret == 0);
if (ret == 0) {
igloo_tap_test("string is non-NULL", string != NULL);
if (string != NULL) {
igloo_tap_test(testname, strcmp(string, pattern) == 0);
ctest_diagnostic_printf("string=\"%s\", pattern=\"%s\"", string, pattern);
}
}
}
static void test_shift(void)
{
buffer_t *a;
const char *pattern = "AABBBCC";
a = refobject_new(buffer_t);
igloo_tap_test("buffer created", a != NULL);
igloo_tap_test("pushed string", buffer_push_string(a, pattern) == 0);
test__compare_to_string(a, "string matches input", pattern);
igloo_tap_test("shifted data by 0 bytes", buffer_shift(a, 0) == 0);
test__compare_to_string(a, "string matches input (no shift happened)", pattern);
igloo_tap_test("shifted data by 2 bytes", buffer_shift(a, 2) == 0);
test__compare_to_string(a, "string matches shifted input", pattern + 2);
igloo_tap_test("shifted data by 3 bytes", buffer_shift(a, 3) == 0);
test__compare_to_string(a, "string matches shifted input", pattern + 2 + 3);
igloo_tap_test("shifted data by 3 bytes", buffer_shift(a, 2) == 0);
test__compare_to_string(a, "string matches shifted input", pattern + 2 + 3 + 2);
igloo_tap_test("shifted data beyond end (42 bytes)", buffer_shift(a, 42) != 0);
igloo_tap_test("un-referenced", refobject_unref(a) == 0);
}
static void test_length(void)
{
buffer_t *a;
const char *pattern = "AABBBCC";
const char *match_a = "AABBB";
const char *match_b = "AABB";
const char *match_c = "";
a = refobject_new(buffer_t);
igloo_tap_test("buffer created", a != NULL);
igloo_tap_test("pushed string", buffer_push_string(a, pattern) == 0);
test__compare_to_string(a, "string matches input", pattern);
igloo_tap_test("Set length to match pattern a", buffer_set_length(a, strlen(match_a)) == 0);
test__compare_to_string(a, "string matches pattern a", match_a);
igloo_tap_test("Set length to match pattern b", buffer_set_length(a, strlen(match_b)) == 0);
test__compare_to_string(a, "string matches pattern a", match_b);
igloo_tap_test("Set length to match pattern c", buffer_set_length(a, strlen(match_c)) == 0);
test__compare_to_string(a, "string matches pattern a", match_c);
igloo_tap_test("Set length to match pattern a (again)", buffer_set_length(a, strlen(match_a)) != 0);
test__compare_to_string(a, "string still matches pattern c", match_c);
igloo_tap_test("un-referenced", refobject_unref(a) == 0);
}
static void test_printf(void)
{
buffer_t *a;
const char *str = "Hello World!";
const int num = -127;
const char *match_a = ":Hello World!:";
const char *match_b = ":Hello World!:<-127 >";
const char *match_c = ":Hello World!:<-127 >? +127?";
a = refobject_new(buffer_t);
igloo_tap_test("buffer created", a != NULL);
igloo_tap_test("Set length to match pattern a", buffer_push_printf(a, ":%s:", str) == 0);
test__compare_to_string(a, "string matches pattern a", match_a);
igloo_tap_test("Set length to match pattern a", buffer_push_printf(a, "<%-5i>", num) == 0);
test__compare_to_string(a, "string matches pattern b", match_b);
igloo_tap_test("Set length to match pattern a", buffer_push_printf(a, "?%+5i?", -num) == 0);
test__compare_to_string(a, "string matches pattern c", match_c);
igloo_tap_test("un-referenced", refobject_unref(a) == 0);
}
static void test_push_buffer(void)
{
buffer_t *a;
buffer_t *b;
const char *pattern = "AABBBCC";
const char *match_a = "AABBBCCAABBBCC";
a = refobject_new(buffer_t);
igloo_tap_test("buffer a created", a != NULL);
b = refobject_new(buffer_t);
igloo_tap_test("buffer b created", b != NULL);
igloo_tap_test("pushed string", buffer_push_string(a, pattern) == 0);
test__compare_to_string(a, "string matches input", pattern);
igloo_tap_test("pushed buffer a to b", buffer_push_buffer(b, a) == 0);
test__compare_to_string(b, "string matches input", pattern);
igloo_tap_test("pushed buffer a to b", buffer_push_buffer(b, a) == 0);
test__compare_to_string(b, "string matches pattern a", match_a);
igloo_tap_test("un-referenced b", refobject_unref(b) == 0);
igloo_tap_test("un-referenced a", refobject_unref(a) == 0);
}
int main (void)
{
igloo_tap_init();
igloo_tap_exit_on(igloo_TAP_EXIT_ON_FIN, NULL);
igloo_tap_group_run("create-ref-unref", test_create_ref_unref);
igloo_tap_group_run("name", test_name);
igloo_tap_group_run("userdata", test_userdata);
igloo_tap_group_run("associated", test_associated);
igloo_tap_group_run("empty", test_empty);
igloo_tap_group_run("string", test_string);
igloo_tap_group_run("binary", test_binary);
igloo_tap_group_run("shift", test_shift);
igloo_tap_group_run("length", test_length);
igloo_tap_group_run("printf", test_printf);
igloo_tap_group_run("push_buffer", test_push_buffer);
igloo_tap_fin();
return EXIT_FAILURE; // return failure as we should never reach this point!
}