First commit

tests/create_test_media.sh

@@ -0,0 +1,48 @@
+#!/bin/zsh
+
+mkdir -p media
+cd media
+
+# create a silent bext wave file with fixture metadata and a time refernce starting at
+# one minute
+#
+# Keywords for bext metadata are here... 
+# https://github.com/FFmpeg/FFmpeg/blob/17a0dfebf55f67653c29a607545a799f12bc0c01/libavformat/wavenc.c#L110
+#
+ffmpeg -y -f lavfi -i "aevalsrc=0|0:c=stereo" -to 0.1 -ar 48000 -c:a pcm_s24le -write_bext 1 \
+    -metadata "description=FFMPEG-generated stereo WAV file with bext metadata" \
+    -metadata "originator=ffmpeg" \
+    -metadata "originator_reference=STEREO_WAVE_TEST" \
+    -metadata "time_reference=2880000" \
+    -metadata "origination_date=2020-11-18" \
+    -metadata "origination_time=12:00:00" \
+    -metadata "umid=0xFF00FF00FF00FF00FF00FF00FF00FF00" \
+    -metadata "coding_history=A:PCM,48K" ff_bwav_stereo.wav
+
+ffmpeg -y -f lavfi -i "aevalsrc=0|0|0|0|0|0:c=5.1" -to 0.1 -ar 48000 -c:a pcm_s24le -write_bext 1 \
+    -metadata "description=FFMPEG-generated 5.1 WAV file with bext metadata" \
+    -metadata "originator=ffmpeg" \
+    -metadata "originator_reference=5_1_WAVE_TEST" \
+    -metadata "time_reference=0" \
+    -metadata "origination_date=2020-11-18" \
+    -metadata "origination_time=13:00:00" \
+    -metadata "umid=0xFF00FF00FF00FF00FF00FF00FF00FF01" \
+    -metadata "coding_history=A:PCM,48K" ff_bwav_51.wav
+
+ffmpeg -y -f lavfi -i "aevalsrc=0" -to 1 -ar 44100 ff_silence.wav
+
+ffmpeg -y -f lavfi -i "aevalsrc=0" -to 1 -ar 44100 -fflags bitexact ff_minimal.wav
+
+# ffmpeg -y -f lavfi -i "aevalsrc=0|0|0|0|0|0:c=5.1" -to 0:45:00 -ar 96000 -c:a pcm_s24le -rf64 1 \
+#     -write_bext 1 \
+#     -metadata "description=rf64 test file" ff_longfile.wav 
+
+ffmpeg -y -f lavfi -i "anoisesrc=r=48000:a=0.5:c=pink:s=41879" -to 0.1 -ar 48000 -c:a pcm_f32le \
+    -write_bext 1 \
+    -metadata "description=float test file" ff_float.wav 
+
+touch error.wav
+
+unzip ../arch_pt_media.zip
+unzip ../arch_audacity_media.zip
+rm -rf __MACOSX

tests/integration_test.rs

@@ -0,0 +1,77 @@
+extern crate wavfile;
+
+use wavfile::WaveReader;
+use wavfile::Error;
+
+#[test]
+fn test_open() {
+    let path = "tests/media/ff_silence.wav";
+
+    match WaveReader::open(path) {
+        Ok(_) => {
+            ()
+        }, 
+        Err(x) => {
+            assert!(false, "Opened error.wav with unexpected error {:?}", x)
+        }
+    }
+}
+
+#[test]
+fn test_format_silence() -> Result<(),Error> {
+    let path = "tests/media/ff_silence.wav";
+
+    let mut w = WaveReader::open(path)?;
+
+    let format = w.format()?;
+
+    assert_eq!(format.sample_rate, 44100);
+    assert_eq!(format.channel_count, 1);
+    assert_eq!(format.tag, 1);
+    Ok( () )
+}
+
+#[test]
+fn test_format_error() {
+    let path = "tests/media/error.wav";
+
+    if let Ok(_) = WaveReader::open(path) {
+        assert!(false);
+    } else {
+        assert!(true);
+    }
+}
+
+#[test]
+fn test_frame_count() -> Result<(),Error> {
+    let path = "tests/media/ff_silence.wav";
+
+    let mut w = WaveReader::open(path)?;
+    let l = w.frame_length()?;
+    assert_eq!(l, 44100);
+
+    Ok( () )
+}
+
+#[test]
+fn test_minimal_wave()  {
+    let path = "tests/media/ff_silence.wav";
+
+    let mut w = WaveReader::open(path).expect("Failure opening file");
+
+    if let Err(Error::NotMinimalWaveFile) = w.validate_minimal() {
+        assert!(true);
+    } else {
+        assert!(false);
+    }
+
+    let min_path = "tests/media/ff_minimal.wav";
+
+    let mut w = WaveReader::open(min_path).expect("Failure opening file");
+
+    if let Err(Error::NotMinimalWaveFile) = w.validate_minimal() {
+        assert!(false);
+    } else {
+        assert!(true);
+    }
+}