fate: Add parseutils test

tests/fate/libavutil.mak

@@ -37,6 +37,10 @@ FATE_LIBAVUTIL += fate-md5
 fate-md5: libavutil/md5-test$(EXESUF)
 fate-md5: CMD = run libavutil/md5-test
 
+FATE_LIBAVUTIL += fate-parseutils
+fate-parseutils: libavutil/parseutils-test$(EXESUF)
+fate-parseutils: CMD = run libavutil/parseutils-test
+
 FATE_LIBAVUTIL += fate-sha
 fate-sha: libavutil/sha-test$(EXESUF)
 fate-sha: CMD = run libavutil/sha-test

tests/ref/fate/parseutils

+Testing av_parse_video_rate()
+'-inf' -> -1/0 ret:-22
+'inf' -> 1/0 ret:-22
+'nan' -> 0/0 ret:-22
+'123/0' -> 1/0 ret:-22
+'-123 / 0' -> -1/0 ret:-22
+'' -> 0/0 ret:-22
+'/' -> 0/0 ret:-22
+' 123  /  321' -> 41/107 ret:0
+'foo/foo' -> 0/0 ret:-22
+'foo/1' -> 0/0 ret:-22
+'1/foo' -> 0/0 ret:-22
+'0/0' -> 0/0 ret:-22
+'/0' -> 0/0 ret:-22
+'1/' -> 0/0 ret:-22
+'1' -> 1/1 ret:0
+'0' -> 0/1 ret:-22
+'-123/123' -> -1/1 ret:-22
+'-foo' -> 0/0 ret:-22
+'123.23' -> 12323/100 ret:0
+'.23' -> 23/100 ret:0
+'-.23' -> -23/100 ret:-22
+'-0.234' -> -117/500 ret:-22
+'-0.0000001' -> 0/1 ret:-22
+'  21332.2324   ' -> 917286/43 ret:0
+' -21332.2324   ' -> -917286/43 ret:-22
+
+Testing av_parse_color()
+red -> R(255) G(0) B(0) A(255)
+RED -> R(255) G(0) B(0) A(255)
+Violet -> R(238) G(130) B(238) A(255)
+Yellow -> R(255) G(255) B(0) A(255)
+Red -> R(255) G(0) B(0) A(255)
+0x000000 -> R(0) G(0) B(0) A(255)
+0xff000000 -> R(255) G(0) B(0) A(0)
+0x3e34ff -> R(62) G(52) B(255) A(255)
+0x3e34ffaa -> R(62) G(52) B(255) A(170)
+#ff0000 -> R(255) G(0) B(0) A(255)
+ff0000 -> R(255) G(0) B(0) A(255)
+0xff0000@1.0 -> R(255) G(0) B(0) A(255)
+red@0xf -> R(255) G(0) B(0) A(15)
+red@0.1 -> R(255) G(0) B(0) A(25)
+red@0.5 -> R(255) G(0) B(0) A(127)
+red@1.0 -> R(255) G(0) B(0) A(255)
+red@-0.0 -> R(255) G(0) B(0) A(0)