Add ufo_buffer_convert_from_data and unit tests

4 files changed, 133 insertions, 4 deletions

diff --git a/tests/CMakeLists.txt b/tests/CMakeLists.txt
index 84736dd..9c9ecde 100644
--- a/tests/CMakeLists.txt
+++ b/tests/CMakeLists.txt
@@ -3,11 +3,8 @@ cmake_minimum_required(VERSION 2.8)
 # configure unit tests
 set(TEST_SRCS
     test-suite.c
-    #test-buffer.c
-    #test-channel.c
+    test-buffer.c
     test-config.c
-    #test-filter.c
-    #test-filter-direct.c
     test-graph.c
     test-profiler.c
     )
diff --git a/tests/test-buffer.c b/tests/test-buffer.c
new file mode 100644
index 0000000..89bf503
--- /dev/null
+++ b/tests/test-buffer.c
@@ -0,0 +1,130 @@
+/*
+ * Copyright (C) 2011-2013 Karlsruhe Institute of Technology
+ *
+ * This file is part of Ufo.
+ *
+ * This library is free software: you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation, either
+ * version 3 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <string.h>
+#include <ufo.h>
+#include "test-suite.h"
+
+typedef struct {
+    UfoBuffer *buffer;
+    guint n_data;
+    const guint8 *data8;
+    const guint16 *data16;
+} Fixture;
+
+static void
+setup (Fixture *fixture, gconstpointer data)
+{
+    static const guint8 data8[8] = { 1, 2, 1, 3, 1, 255, 1, 254 };
+    static const guint16 data16[8] = { 1, 2, 1, 3, 1, 65535, 1, 65534 };
+
+    UfoRequisition requisition = {
+        .n_dims = 1,
+        .dims[0] = 8,
+    };
+
+    fixture->buffer = ufo_buffer_new (&requisition, NULL);
+    fixture->data8 = data8;
+    fixture->data16 = data16;
+    fixture->n_data = 8;
+}
+
+static void
+teardown (Fixture *fixture, gconstpointer data)
+{
+    g_object_unref (fixture->buffer);
+}
+
+static void
+test_convert_8 (Fixture *fixture,
+                gconstpointer unused)
+{
+    gfloat *host_data;
+
+    host_data = ufo_buffer_get_host_array (fixture->buffer, NULL);
+    g_memmove (host_data, fixture->data8, fixture->n_data);
+
+    ufo_buffer_convert (fixture->buffer, UFO_BUFFER_DEPTH_8U);
+    host_data = ufo_buffer_get_host_array (fixture->buffer, NULL);
+
+    for (guint i = 0; i < fixture->n_data; i++)
+        g_assert (host_data[i] == ((gfloat) fixture->data8[i]));
+}
+
+static void
+test_convert_8_from_data (Fixture *fixture,
+                          gconstpointer unused)
+{
+    gfloat *host_data;
+
+    ufo_buffer_convert_from_data (fixture->buffer, fixture->data8, UFO_BUFFER_DEPTH_8U);
+    host_data = ufo_buffer_get_host_array (fixture->buffer, NULL);
+
+    for (guint i = 0; i < fixture->n_data; i++)
+        g_assert (host_data[i] == ((gfloat) fixture->data8[i]));
+}
+
+static void
+test_convert_16 (Fixture *fixture,
+                 gconstpointer unused)
+{
+    gfloat *host_data;
+
+    host_data = ufo_buffer_get_host_array (fixture->buffer, NULL);
+    g_memmove (host_data, fixture->data16, fixture->n_data * sizeof (guint16));
+
+    ufo_buffer_convert (fixture->buffer, UFO_BUFFER_DEPTH_16U);
+    host_data = ufo_buffer_get_host_array (fixture->buffer, NULL);
+
+    for (guint i = 0; i < fixture->n_data; i++)
+        g_assert (host_data[i] == ((gfloat) fixture->data16[i]));
+}
+
+static void
+test_convert_16_from_data (Fixture *fixture,
+                           gconstpointer unused)
+{
+    gfloat *host_data;
+
+    ufo_buffer_convert_from_data (fixture->buffer, fixture->data16, UFO_BUFFER_DEPTH_16U);
+    host_data = ufo_buffer_get_host_array (fixture->buffer, NULL);
+
+    for (guint i = 0; i < fixture->n_data; i++)
+        g_assert (host_data[i] == ((gfloat) fixture->data16[i]));
+}
+
+void
+test_add_buffer (void)
+{
+    g_test_add ("/buffer/convert/8/host",
+                Fixture, NULL,
+                setup, test_convert_8, teardown);
+
+    g_test_add ("/buffer/convert/8/data",
+                Fixture, NULL,
+                setup, test_convert_8_from_data, teardown);
+
+    g_test_add ("/buffer/convert/16/host",
+                Fixture, NULL,
+                setup, test_convert_16, teardown);
+
+    g_test_add ("/buffer/convert/16/data",
+                Fixture, NULL,
+                setup, test_convert_16_from_data, teardown);
+}
diff --git a/tests/test-suite.c b/tests/test-suite.c
index d16b214..b4ad15a 100644
--- a/tests/test-suite.c
+++ b/tests/test-suite.c
@@ -37,6 +37,7 @@ int main(int argc, char *argv[])
     g_log_set_handler ("Ufo", G_LOG_LEVEL_MESSAGE | G_LOG_LEVEL_INFO | G_LOG_LEVEL_DEBUG, ignore_log, NULL);
     g_log_set_handler ("ocl", G_LOG_LEVEL_MESSAGE | G_LOG_LEVEL_INFO | G_LOG_LEVEL_DEBUG, ignore_log, NULL);
 
+    test_add_buffer ();
     test_add_config ();
     test_add_graph ();
     test_add_profiler ();
diff --git a/tests/test-suite.h b/tests/test-suite.h
index 02bf8ff..febfc68 100644
--- a/tests/test-suite.h
+++ b/tests/test-suite.h
@@ -1,6 +1,7 @@
 #ifndef TEST_SUITE_H
 #define TEST_SUITE_H
 
+void test_add_buffer (void);
 void test_add_config (void);
 void test_add_graph (void);
 void test_add_profiler (void);