[1.5] Adding some simple unit tests

tests/CMakeLists.txt

@@ -43,6 +43,7 @@ ENDIF(NOT HAVE_LIBPNG)
 
 ADD_SUBDIRECTORY(conformance)
 ADD_SUBDIRECTORY(nonregression)
+ADD_SUBDIRECTORY(unit)
 
 IF(BUILD_JPIP)
   IF(JPIP_SERVER)

tests/unit/CMakeLists.txt

@@ -0,0 +1,9 @@
+# UNIT TESTS 
+
+add_executable(testempty1 testempty1.c)
+add_executable(testempty2 testempty2.c)
+target_link_libraries(testempty1 openjpeg)
+target_link_libraries(testempty2 openjpeg)
+
+add_test(testempty1 ${EXECUTABLE_OUTPUT_PATH}/testempty1)
+add_test(testempty2 ${EXECUTABLE_OUTPUT_PATH}/testempty2)

tests/unit/testempty1.c

@@ -0,0 +1,112 @@
+/*
+ * Copyright (c) 2012, Mathieu Malaterre
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. 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.
+ *
+ * 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 <openjpeg.h>
+#include <assert.h>
+#include <string.h>
+#include <stdio.h>
+
+#define J2K_CFMT 0
+
+void error_callback(const char *msg, void *v) {
+assert(0);
+}
+void warning_callback(const char *msg, void *v) {
+puts(msg);
+}
+void info_callback(const char *msg, void *v) {
+puts(msg);
+}
+
+int main(int argc, char *argv[])
+{
+  const char * v = opj_version();
+  puts(v);
+
+  const OPJ_COLOR_SPACE color_space = CLRSPC_GRAY;
+  int numcomps = 1;
+  int i;
+  int image_width = 256;
+  int image_height = 256;
+
+  opj_cparameters_t parameters;
+  opj_set_default_encoder_parameters(&parameters);
+  parameters.cod_format = J2K_CFMT;
+
+  int subsampling_dx = 0;
+  int subsampling_dy = 0;
+
+  opj_image_cmptparm_t cmptparm;
+  cmptparm.prec = 8;
+  cmptparm.bpp = 8;
+  cmptparm.sgnd = 0;
+  cmptparm.dx = subsampling_dx;
+  cmptparm.dy = subsampling_dy;
+  cmptparm.w = image_width;
+  cmptparm.h = image_height;
+
+  opj_image_t *image = opj_image_create(numcomps, &cmptparm, color_space);
+  assert( image );
+
+  for (i = 0; i < image_width * image_height; i++)
+    {
+    int compno;
+    for(compno = 0; compno < numcomps; compno++)
+      {
+      image->comps[compno].data[i] = 0;
+      }
+    }
+
+  opj_event_mgr_t event_mgr;
+  event_mgr.error_handler = error_callback;
+  event_mgr.warning_handler = warning_callback;
+  event_mgr.info_handler = info_callback;
+
+  opj_cinfo_t* cinfo = opj_create_compress(CODEC_J2K);
+  opj_set_event_mgr((opj_common_ptr)cinfo, &event_mgr, stderr);
+
+  opj_setup_encoder(cinfo, &parameters, image);
+
+  opj_cio_t *cio = opj_cio_open((opj_common_ptr)cinfo, NULL, 0);
+  assert( cio );
+  opj_bool bSuccess = opj_encode(cinfo, cio, image, NULL);
+  assert( bSuccess );
+
+  size_t codestream_length = cio_tell(cio);
+  assert( codestream_length );
+
+  strcpy(parameters.outfile, "testempty1.j2k");
+  FILE *f = fopen(parameters.outfile, "wb");
+  assert( f );
+  fwrite(cio->buffer, 1, codestream_length, f);
+  fclose(f);
+
+  opj_cio_close(cio);
+  opj_destroy_compress(cinfo);
+  opj_image_destroy(image);
+
+  puts( "end" );
+  return 0;
+}

tests/unit/testempty2.c

@@ -0,0 +1,151 @@
+/*
+ * Copyright (c) 2012, Mathieu Malaterre
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. 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.
+ *
+ * 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 <openjpeg.h>
+#include <assert.h>
+#include <string.h>
+#include <stdio.h>
+#include <stdlib.h>
+
+#define J2K_CFMT 0
+
+void error_callback(const char *msg, void *v) {
+assert(0);
+}
+void warning_callback(const char *msg, void *v) {
+puts(msg);
+}
+void info_callback(const char *msg, void *v) {
+puts(msg);
+}
+
+int main(int argc, char *argv[])
+{
+  const char * v = opj_version();
+  puts(v);
+
+  const OPJ_COLOR_SPACE color_space = CLRSPC_GRAY;
+  int numcomps = 1;
+  int i;
+  int image_width = 256;
+  int image_height = 256;
+
+  opj_cparameters_t parameters;
+  opj_set_default_encoder_parameters(&parameters);
+  parameters.cod_format = J2K_CFMT;
+
+  int subsampling_dx = parameters.subsampling_dx;
+  int subsampling_dy = parameters.subsampling_dy;
+
+  opj_image_cmptparm_t cmptparm;
+  cmptparm.prec = 8;
+  cmptparm.bpp = 8;
+  cmptparm.sgnd = 0;
+  cmptparm.dx = subsampling_dx;
+  cmptparm.dy = subsampling_dy;
+  cmptparm.w = image_width;
+  cmptparm.h = image_height;
+
+  opj_image_t *image = opj_image_create(numcomps, &cmptparm, color_space);
+  assert( image );
+
+  for (i = 0; i < image_width * image_height; i++)
+    {
+    int compno;
+    for(compno = 0; compno < numcomps; compno++)
+      {
+      image->comps[compno].data[i] = 0;
+      }
+    }
+
+  opj_event_mgr_t event_mgr;
+  event_mgr.error_handler = error_callback;
+  event_mgr.warning_handler = warning_callback;
+  event_mgr.info_handler = info_callback;
+
+  opj_cinfo_t* cinfo = opj_create_compress(CODEC_J2K);
+  opj_set_event_mgr((opj_common_ptr)cinfo, &event_mgr, stderr);
+
+  opj_setup_encoder(cinfo, &parameters, image);
+
+  opj_cio_t *cio = opj_cio_open((opj_common_ptr)cinfo, NULL, 0);
+  assert( cio );
+  opj_bool bSuccess = opj_encode(cinfo, cio, image, NULL);
+  assert( bSuccess );
+
+  size_t codestream_length = cio_tell(cio);
+  assert( codestream_length );
+
+  const char outputfile[] = "testempty2.j2k";
+  strcpy(parameters.outfile, outputfile);
+  FILE *f = fopen(parameters.outfile, "wb");
+  assert( f );
+  fwrite(cio->buffer, 1, codestream_length, f);
+  fclose(f);
+
+  opj_cio_close(cio);
+  opj_destroy_compress(cinfo);
+  opj_image_destroy(image);
+
+  /* read back the generated file */
+  size_t file_length;
+  FILE *fsrc = fopen(outputfile, "rb");
+  assert( fsrc );
+  fseek(fsrc, 0, SEEK_END);
+  file_length = ftell(fsrc);
+  fseek(fsrc, 0, SEEK_SET);
+  unsigned char *src = (unsigned char *) malloc(file_length);
+  if (fread(src, 1, file_length, fsrc) != file_length)
+    {
+    free(src);
+    fclose(fsrc);
+    return 1;
+    }
+  fclose(fsrc);
+
+	opj_dinfo_t* dinfo = NULL;	/* handle to a decompressor */
+  dinfo = opj_create_decompress(CODEC_J2K);
+
+  opj_set_event_mgr((opj_common_ptr)dinfo, &event_mgr, stderr);
+
+	opj_dparameters_t dparameters;
+	opj_set_default_decoder_parameters(&dparameters);
+  opj_setup_decoder(dinfo, &dparameters);
+
+  cio = opj_cio_open((opj_common_ptr)dinfo, src, file_length);
+  image = opj_decode(dinfo, cio);
+  if(!image) {
+    opj_destroy_decompress(dinfo);
+    opj_cio_close(cio);
+    return 1;
+  }
+    opj_destroy_decompress(dinfo);
+    opj_cio_close(cio);
+
+
+  puts( "end" );
+  return 0;
+}