test-lib: Canonicalize test_dir.

This makes it easier to write tests. The realpath command is
available at least on Linux and *BSD.

diff --git a/t/test-lib.sh b/t/test-lib.sh
index 0e702b5..99e575d 100644 (file)
--- a/t/test-lib.sh
+++ b/t/test-lib.sh
@@ -272,7 +272,7 @@ fixup_dirs()
 {
        local wd=$(pwd)
 
-       test_dir="$wd/${0%/*}"
+       test_dir="$(realpath $wd/${0%/*})"
        test_audio_file_dir="$test_dir/audio_files"
 
        [[ -z "$o_results_dir" ]] && o_results_dir="$test_dir/test-results"