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| | # Copyright (C) all contributors <dtas-all@nongnu.org>
# License: GPL-3.0+ <https://www.gnu.org/licenses/gpl-3.0.txt>
# frozen_string_literal: true
require './test/helper'
require 'dtas/tfx'
require 'dtas/format'
require 'yaml'
class TestTFX < Testcase
def rate
44100
end
def test_example
ex = DTAS.yaml_load(File.read("examples/tfx.sample.yml"))
effects = []
ex["effects"].each do |line|
words = Shellwords.split(line)
case words[0]
when "trim"
tfx = DTAS::TFX.new(words)
assert_equal 52 * rate, tfx.tbeg
assert_equal rate, tfx.tlen
effects << tfx
end
end
assert_equal 4, effects.size
end
def test_all
tfx = DTAS::TFX.new(%w(all))
assert_equal 0, tfx.tbeg
assert_nil tfx.tlen
assert_equal [], tfx.to_sox_arg
end
def test_time
tfx = DTAS::TFX.new(%w(trim 2:30 3.1))
assert_equal 150 * rate, tfx.tbeg
assert_equal((3.1 * rate).round, tfx.tlen)
end
def test_to_sox_arg
tfx = DTAS::TFX.new(%w(trim 1 0.5))
assert_equal %w(trim 44100s 22050s), tfx.to_sox_arg
tfx = DTAS::TFX.new(%w(trim 1 sox vol -1dB))
assert_equal %w(trim 44100s), tfx.to_sox_arg
end
def test_tfx_effects
tfx = DTAS::TFX.new(%w(trim 1 sox vol -1dB))
assert_equal %w(sox $SOXIN $SOXOUT $TRIMFX vol -1dB), tfx.cmd
end
def test_schedule_simple
fx = [
DTAS::TFX.new(%w(trim 1 0.3)),
DTAS::TFX.new(%w(trim 2 0.2)),
DTAS::TFX.new(%w(trim 0.5 0.5)),
].shuffle
ary = DTAS::TFX.schedule(fx)
assert_operator 1, :==, ary.size
assert_equal [ 22050, 44100, 88200 ], ary[0].map(&:tbeg)
assert_equal [ 22050, 13230, 8820 ], ary[0].map(&:tlen)
end
def test_schedule_overlaps
fx = [
DTAS::TFX.new(%w(trim 1 0.3 sox)),
DTAS::TFX.new(%w(trim 1.1 0.2 sox)),
DTAS::TFX.new(%w(trim 0.5 0.5 sox)),
]
ary = DTAS::TFX.schedule(fx)
assert_equal 2, ary.size
assert_equal [ 22050, 44100 ], ary[0].map(&:tbeg)
assert_equal [ 48510 ], ary[1].map(&:tbeg)
ex = DTAS::TFX.expand(fx, 10 * rate)
assert_equal 2, ex.size
assert_equal 0, ex[0][0].tbeg
assert_equal 3, ex[0].size
assert_equal 0, ex[1][0].tbeg
assert_equal 3, ex[1].size
end
end
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