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|
# Commands covered: sound sample
#
package require -exact snack 2.2
if {[lsearch [namespace children] ::tcltest] == -1} {
package require tcltest
namespace import ::tcltest::*
}
test sample-1.1 {sample command, get} {
set s [snack::sound snd]
$s length 10
set res [$s sample 0]
$s destroy
set res
} 0
test sample-1.2 {sample command, set/get} {
set s [snack::sound snd]
$s length 10
$s sample 9 17
set res [$s sample 9]
$s destroy
set res
} 17
test sample-1.3 {sample command, index out of bounds} {
set s [snack::sound snd]
$s length 10
catch {$s sample 10 17} msg
$s destroy
set msg
} {Index out of bounds}
test sample-1.4 {sample command, too many samples given} {
set s [snack::sound snd]
$s length 10
catch {$s sample 9 17 18} msg
$s destroy
set msg
} {Too many samples given}
test sample-2.1 {sample command, stereo get} {
set s [snack::sound snd -channels 2]
$s length 10
set res [$s sample 9]
$s destroy
set res
} {0 0}
test sample-2.2 {sample command, stereo get/set left channel} {
set s [snack::sound snd -channels 2]
$s length 10
$s sample 9 17
set res [$s sample 9]
$s destroy
set res
} {17 0}
test sample-2.3 {sample command, stereo get/set left channel using ?} {
set s [snack::sound snd -channels 2]
$s length 10
$s sample 9 17 ?
set res [$s sample 9]
$s destroy
set res
} {17 0}
test sample-2.4 {sample command, stereo get/set right channel} {
set s [snack::sound snd -channels 2]
$s length 10
$s sample 9 ? 18
set res [$s sample 9]
$s destroy
set res
} {0 18}
test sample-2.5 {sample command, stereo get/set both channels} {
set s [snack::sound snd -channels 2]
$s length 10
$s sample 9 17 18
set res [$s sample 9]
$s destroy
set res
} {17 18}
test sample-3.1 {sample command, get from loaded ex1.wav} {
set s [snack::sound snd -load ex1.wav]
set res [$s sample 0]
$s destroy
set res
} {1177}
test sample-3.2 {sample command, get from linked ex1.wav} {
set s [snack::sound snd -file ex1.wav]
set res [$s sample 0]
$s destroy
set res
} {1177}
test sample-4.1 {sample command, wrong # args} {
set s [snack::sound snd]
catch {$s sample} msg
$s destroy
set msg
} {wrong # args: should be "snd sample index ?val? ..."}
test sample-5.1 {sample command, float sample set/get} {
set s [snack::sound snd -encoding float]
$s length 10
$s sample 9 32767.0
set res [$s sample 9]
$s destroy
set res
} 32767.000000
test sample-5.2 {sample command, float sample set/get} {
set s [snack::sound snd -encoding float -precision double]
$s length 10
$s sample 9 32767.0
set res [$s sample 9]
$s destroy
set res
} 32767.000000000000
test sample-6.1 {sample command, 3-channel get} {
set s [snack::sound snd -channels 3]
$s length 10
set res [$s sample 9]
$s destroy
set res
} {0 0 0}
test sample-6.2 {sample command, 3-channel get/set channel 0} {
set s [snack::sound snd -channels 3]
$s length 10
$s sample 9 17
set res [$s sample 9]
$s destroy
set res
} {17 0 0}
test sample-6.3 {sample command, 3-channel get/set channel 0 using ?} {
set s [snack::sound snd -channels 3]
$s length 10
$s sample 9 17 ? ?
set res [$s sample 9]
$s destroy
set res
} {17 0 0}
test sample-6.4 {sample command, 3-channel get/set channel 1} {
set s [snack::sound snd -channels 3]
$s length 10
$s sample 9 ? 18 ?
set res [$s sample 9]
$s destroy
set res
} {0 18 0}
test sample-6.5 {sample command, 3-channel get/set channel 2} {
set s [snack::sound snd -channels 3]
$s length 10
$s sample 9 ? ? 19
set res [$s sample 9]
$s destroy
set res
} {0 0 19}
test sample-6.6 {sample command, 3-channel get/set all channels} {
set s [snack::sound snd -channels 3]
$s length 10
$s sample 9 17 18 19
set res [$s sample 9]
$s destroy
set res
} {17 18 19}
test sample-7.1 {sample command, set/get with configure channels} {
set s [snack::sound snd -channels 1]
$s length 100
$s sample 15 17
$s sample 16 18
$s sample 17 19
$s configure -channels 3
set res [$s sample 5]
$s destroy
set res
} {17 18 19}
test sample-7.2 {sample command, set/get with configure channels} {
set s [snack::sound snd -channels 3]
$s length 100
$s sample 15 17 18 19
$s configure -channels 5
set res [$s sample 9]
$s destroy
set res
} {17 18 19 0 0}
test sample-8.1 {sample command, lin24 sample set/get} {
set s [snack::sound snd -encoding lin24]
$s length 10
$s sample 9 32768
$s sample 8 -8388608
$s sample 7 8388607
set res [$s sample 9],[$s sample 8],[$s sample 7]
$s destroy
set res
} 32768,-8388608,8388607
# cleanup
::tcltest::cleanupTests
return
|
