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// Copyright (c) 2012 The Chromium OS Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include <gtest/gtest.h>
#include "cras_dsp.h"
#include "cras_dsp_module.h"
#define FILENAME_TEMPLATE "DspTest.XXXXXX"
namespace {
extern "C" {
struct dsp_module* cras_dsp_module_load_ladspa(struct plugin* plugin) {
return NULL;
}
}
class DspTestSuite : public testing::Test {
protected:
virtual void SetUp() {
strcpy(filename, FILENAME_TEMPLATE);
int fd = mkstemp(filename);
fp = fdopen(fd, "w");
}
virtual void TearDown() {
CloseFile();
unlink(filename);
}
virtual void CloseFile() {
if (fp) {
fclose(fp);
fp = NULL;
}
}
char filename[sizeof(FILENAME_TEMPLATE) + 1];
FILE* fp;
};
TEST_F(DspTestSuite, Simple) {
const char* content =
"[M1]\n"
"library=builtin\n"
"label=source\n"
"purpose=capture\n"
"output_0={audio}\n"
"disable=(not (equal? variable \"foo\"))\n"
"[M2]\n"
"library=builtin\n"
"label=sink\n"
"purpose=capture\n"
"input_0={audio}\n"
"\n";
fprintf(fp, "%s", content);
CloseFile();
cras_dsp_init(filename);
struct cras_dsp_context *ctx1, *ctx3, *ctx4;
ctx1 = cras_dsp_context_new(44100, "playback"); /* wrong purpose */
ctx3 = cras_dsp_context_new(44100, "capture");
ctx4 = cras_dsp_context_new(44100, "capture");
cras_dsp_set_variable_string(ctx1, "variable", "foo");
cras_dsp_set_variable_string(ctx3, "variable", "bar"); /* wrong value */
cras_dsp_set_variable_string(ctx4, "variable", "foo");
cras_dsp_load_pipeline(ctx1);
cras_dsp_load_pipeline(ctx3);
cras_dsp_load_pipeline(ctx4);
/* only ctx4 should load the pipeline successfully */
ASSERT_EQ(NULL, cras_dsp_get_pipeline(ctx1));
ASSERT_EQ(NULL, cras_dsp_get_pipeline(ctx3));
struct pipeline* pipeline = cras_dsp_get_pipeline(ctx4);
ASSERT_TRUE(pipeline);
cras_dsp_put_pipeline(ctx4);
/* change the variable to a wrong value, and we should fail to reload. */
cras_dsp_set_variable_string(ctx4, "variable", "bar");
cras_dsp_load_pipeline(ctx4);
ASSERT_EQ(NULL, cras_dsp_get_pipeline(ctx4));
/* change the variable back, and we should reload successfully. */
cras_dsp_set_variable_string(ctx4, "variable", "foo");
cras_dsp_reload_ini();
ASSERT_TRUE(cras_dsp_get_pipeline(ctx4));
cras_dsp_context_free(ctx1);
cras_dsp_context_free(ctx3);
cras_dsp_context_free(ctx4);
cras_dsp_stop();
}
static int empty_instantiate(struct dsp_module* module,
unsigned long sample_rate) {
return 0;
}
static void empty_connect_port(struct dsp_module* module,
unsigned long port,
float* data_location) {}
static int empty_get_delay(struct dsp_module* module) {
return 0;
}
static void empty_run(struct dsp_module* module, unsigned long sample_count) {}
static void empty_deinstantiate(struct dsp_module* module) {}
static void empty_free_module(struct dsp_module* module) {
free(module);
}
static int empty_get_properties(struct dsp_module* module) {
return 0;
}
static void empty_dump(struct dsp_module* module, struct dumper* d) {
dumpf(d, "built-in module\n");
}
static void empty_init_module(struct dsp_module* module) {
module->instantiate = &empty_instantiate;
module->connect_port = &empty_connect_port;
module->get_delay = &empty_get_delay;
module->run = &empty_run;
module->deinstantiate = &empty_deinstantiate;
module->free_module = &empty_free_module;
module->get_properties = &empty_get_properties;
module->dump = &empty_dump;
}
} // namespace
extern "C" {
struct dsp_module* cras_dsp_module_load_builtin(struct plugin* plugin) {
struct dsp_module* module;
module = (struct dsp_module*)calloc(1, sizeof(struct dsp_module));
empty_init_module(module);
return module;
}
void cras_dsp_module_set_sink_ext_module(struct dsp_module* module,
struct ext_dsp_module* ext_module) {}
} // extern "C"
int main(int argc, char** argv) {
::testing::InitGoogleTest(&argc, argv);
return RUN_ALL_TESTS();
}
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