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require_relative "helper"
class TestCallback < TestBase
def setup
GC.start
@params = Whisper::Params.new
@whisper = Whisper::Context.new("base.en")
@audio = File.join(AUDIO)
end
def test_new_segment_callback
@params.new_segment_callback = ->(context, state, n_new, user_data) {
assert_kind_of Integer, n_new
assert n_new > 0
assert_same @whisper, context
n_segments = context.full_n_segments
n_new.times do |i|
i_segment = n_segments - 1 + i
start_time = context.full_get_segment_t0(i_segment) * 10
end_time = context.full_get_segment_t1(i_segment) * 10
text = context.full_get_segment_text(i_segment)
assert_kind_of Integer, start_time
assert start_time >= 0
assert_kind_of Integer, end_time
assert end_time > 0
assert_match(/ask not what your country can do for you, ask what you can do for your country/, text) if i_segment == 0
end
}
@whisper.transcribe(@audio, @params)
end
def test_new_segment_callback_closure
search_word = "what"
@params.new_segment_callback = ->(context, state, n_new, user_data) {
n_segments = context.full_n_segments
n_new.times do |i|
i_segment = n_segments - 1 + i
text = context.full_get_segment_text(i_segment)
if text.include?(search_word)
t0 = context.full_get_segment_t0(i_segment)
t1 = context.full_get_segment_t1(i_segment)
raise "search word '#{search_word}' found at between #{t0} and #{t1}"
end
end
}
assert_raise RuntimeError do
@whisper.transcribe(@audio, @params)
end
end
def test_new_segment_callback_user_data
udata = Object.new
@params.new_segment_callback_user_data = udata
@params.new_segment_callback = ->(context, state, n_new, user_data) {
assert_same udata, user_data
}
@whisper.transcribe(@audio, @params)
end
def test_new_segment_callback_user_data_gc
@params.new_segment_callback_user_data = "My user data"
@params.new_segment_callback = ->(context, state, n_new, user_data) {
assert_equal "My user data", user_data
}
GC.start
assert_same @whisper, @whisper.transcribe(@audio, @params)
end
def test_progress_callback
first = nil
last = nil
@params.progress_callback = ->(context, state, progress, user_data) {
assert_kind_of Integer, progress
assert 0 <= progress && progress <= 100
assert_same @whisper, context
first = progress if first.nil?
last = progress
}
@whisper.transcribe(@audio, @params)
assert_equal 0, first
assert_equal 100, last
end
def test_progress_callback_user_data
udata = Object.new
@params.progress_callback_user_data = udata
@params.progress_callback = ->(context, state, n_new, user_data) {
assert_same udata, user_data
}
@whisper.transcribe(@audio, @params)
end
def test_on_progress
first = nil
last = nil
@params.on_progress do |progress|
assert_kind_of Integer, progress
assert 0 <= progress && progress <= 100
first = progress if first.nil?
last = progress
end
@whisper.transcribe(@audio, @params)
assert_equal 0, first
assert_equal 100, last
end
def test_encoder_begin_callback
i = 0
@params.encoder_begin_callback = ->(context, state, user_data) {
i += 1
}
@whisper.transcribe(@audio, @params)
assert i > 0
end
def test_encoder_begin_callback_abort
logs = []
Whisper.log_set -> (level, buffer, user_data) {
logs << buffer if level == Whisper::LOG_LEVEL_ERROR
}, logs
@params.encoder_begin_callback = ->(context, state, user_data) {
return false
}
@whisper.transcribe(@audio, @params)
assert_match(/encoder_begin_callback returned false - aborting/, logs.join)
Whisper.log_set ->(level, buffer, user_data) {}, nil
end
def test_encoder_begin_callback_user_data
udata = Object.new
@params.encoder_begin_callback_user_data = udata
yielded = nil
@params.encoder_begin_callback = ->(context, state, user_data) {
yielded = user_data
}
@whisper.transcribe(@audio, @params)
assert_same udata, yielded
end
def test_on_encoder_begin
i = 0
@params.on_encoder_begin do
i += 1
end
@whisper.transcribe(@audio, @params)
assert i > 0
end
def test_abort_callback
i = 0
@params.abort_callback = ->(user_data) {
assert_nil user_data
i += 1
return false
}
@whisper.transcribe(@audio, @params)
assert i > 0
end
def test_abort_callback_abort
i = 0
@params.abort_callback = ->(user_data) {
i += 1
return i == 3
}
@whisper.transcribe(@audio, @params)
assert_equal 3, i
end
def test_abort_callback_user_data
udata = Object.new
@params.abort_callback_user_data = udata
yielded = nil
@params.abort_callback = ->(user_data) {
yielded = user_data
}
@whisper.transcribe(@audio, @params)
assert_same udata, yielded
end
def test_abort_on
do_abort = false
_aborted_from_callback = false
@params.on_new_segment do |segment|
do_abort = true if segment.text.match?(/ask/)
end
i = 0
@params.abort_on do
i += 1
do_abort
end
@whisper.transcribe(@audio, @params)
assert i > 0
end
end
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