anna
/
ocarina
1
0
Fork 0
Code Issues 7 Pull Requests Releases Wiki Activity

core/tags/track: Find the average play count of tracks 

This function returns the average count of tracks that have been played,
and not the average count of all tracks.

Implements #29: Efficiently calculate average play count of tracks
Signed-off-by: Anna Schumaker <Anna@OcarinaProject.net>
This commit is contained in:
Anna Schumaker 2016-04-03 11:50:06 -04:00
parent 1973d15605
commit 4998b0867b
4 changed files with 17 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

7
core/tags/track.c
View File

@ -205,6 +205,13 @@ unsigned int track_db_count_plays()
return play_count;
}
unsigned int track_db_average_plays()
{
if (unplayed_count == track_db.db_size)
return 0;
return play_count / (track_db.db_size - unplayed_count);
}
struct track *track_add(struct library *library, const gchar *filepath)
{
unsigned int offset = strlen(library->li_path) + 1;

3
include/core/tags/track.h
View File

@ -80,6 +80,9 @@ unsigned int track_db_count_unplayed();
/* Called to find the total play count of all tracks in the database. */
unsigned int track_db_count_plays();
/* Called to find the average play count of tracks in the database. */
unsigned int track_db_average_plays();
/* Called to add a track tag to the database. */
struct track *track_add(struct library *, const gchar *);

6
tests/core/tags/track.c
View File

@ -232,6 +232,7 @@ static void test_track_db()
test_equal(track_db_count_unplayed(), 0);
test_equal(track_db_count_plays(), 0);
test_equal(track_db_average_plays(), 0);
track = track_add(library, path);
test_verify_track(track);
test_equal(track_db_count_unplayed(), 1);
@ -267,12 +268,15 @@ static void test_track_db()
test_equal(track_db_count_unplayed(), 2);
test_equal(track_db_count_plays(), 0);
test_equal(track_db_average_plays(), 0);
track_played(track);
test_equal(track_db_count_unplayed(), 1);
test_equal(track_db_count_plays(), 1);
test_equal(track_db_average_plays(), 1);
track_played(track);
test_equal(track_db_count_unplayed(), 1);
test_equal(track_db_count_plays(), 2);
test_equal(track_db_average_plays(), 2);
track = track_add(library, "tests/Music/invalid_track");
test_equal((void *)track, NULL);
@ -289,9 +293,11 @@ static void test_track_db()
test_equal(track_db_get()->db_size, 2);
test_equal(track_db_count_unplayed(), 1);
test_equal(track_db_count_plays(), 2);
test_equal(track_db_average_plays(), 2);
track_remove(track_get(2));
test_equal(track_db_count_plays(), 0);
test_equal(track_db_average_plays(), 0);
track_remove_all(library);
test_equal(track_db_get()->db_size, 0);

1
tests/gui/view.c
View File

@ -70,6 +70,7 @@ static void test_treeview()
gui_builder_init("share/ocarina/ocarina6.glade");
gui_settings_init();
gui_view_init();
while (idle_run_task()) {}
collection_add("tests/Music/Hyrule Symphony");
while (idle_run_task() == true) {}