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# -*- coding: utf-8 -*-
require File.dirname(__FILE__) + '/../../test_helper'
class MultibyteStringScannerTest < Minitest::Test
def setup
@scanner = Sass::Util::MultibyteStringScanner.new("cölorfül")
end
def test_initial
assert_scanner_state 0, 0, nil, nil
end
def test_check
assert_equal 'cö', @scanner.check(/../)
assert_scanner_state 0, 0, 2, 3
assert_equal 0, @scanner.pos
assert_equal 0, @scanner.pos
assert_equal 2, @scanner.matched_size
assert_equal 3, @scanner.byte_matched_size
end
def test_check_until
assert_equal 'cölorfü', @scanner.check_until(/f./)
assert_scanner_state 0, 0, 2, 3
end
def test_getch
assert_equal 'c', @scanner.getch
assert_equal 'ö', @scanner.getch
assert_scanner_state 2, 3, 1, 2
end
def test_match?
assert_equal 2, @scanner.match?(/../)
assert_scanner_state 0, 0, 2, 3
end
def test_peek
assert_equal 'cö', @scanner.peek(2)
assert_scanner_state 0, 0, nil, nil
end
def test_rest_size
assert_equal 'cö', @scanner.scan(/../)
assert_equal 6, @scanner.rest_size
end
def test_scan
assert_equal 'cö', @scanner.scan(/../)
assert_scanner_state 2, 3, 2, 3
end
def test_scan_until
assert_equal 'cölorfü', @scanner.scan_until(/f./)
assert_scanner_state 7, 9, 2, 3
end
def test_skip
assert_equal 2, @scanner.skip(/../)
assert_scanner_state 2, 3, 2, 3
end
def test_skip_until
assert_equal 7, @scanner.skip_until(/f./)
assert_scanner_state 7, 9, 2, 3
end
def test_set_pos
@scanner.pos = 7
assert_scanner_state 7, 9, nil, nil
@scanner.pos = 6
assert_scanner_state 6, 7, nil, nil
@scanner.pos = 1
assert_scanner_state 1, 1, nil, nil
end
def test_reset
@scanner.scan(/../)
@scanner.reset
assert_scanner_state 0, 0, nil, nil
end
def test_scan_full
assert_equal 'cö', @scanner.scan_full(/../, true, true)
assert_scanner_state 2, 3, 2, 3
@scanner.reset
assert_equal 'cö', @scanner.scan_full(/../, false, true)
assert_scanner_state 0, 0, 2, 3
@scanner.reset
assert_nil @scanner.scan_full(/../, true, false)
assert_scanner_state 2, 3, 2, 3
@scanner.reset
assert_nil @scanner.scan_full(/../, false, false)
assert_scanner_state 0, 0, 2, 3
end
def test_search_full
assert_equal 'cölorfü', @scanner.search_full(/f./, true, true)
assert_scanner_state 7, 9, 2, 3
@scanner.reset
assert_equal 'cölorfü', @scanner.search_full(/f./, false, true)
assert_scanner_state 0, 0, 2, 3
@scanner.reset
assert_nil @scanner.search_full(/f./, true, false)
assert_scanner_state 7, 9, 2, 3
@scanner.reset
assert_nil @scanner.search_full(/f./, false, false)
assert_scanner_state 0, 0, 2, 3
end
def test_set_string
@scanner.scan(/../)
@scanner.string = 'föóbâr'
assert_scanner_state 0, 0, nil, nil
end
def test_terminate
@scanner.scan(/../)
@scanner.terminate
assert_scanner_state 8, 10, nil, nil
end
def test_unscan
@scanner.scan(/../)
@scanner.scan_until(/f./)
@scanner.unscan
assert_scanner_state 2, 3, nil, nil
end
private
def assert_scanner_state(pos, byte_pos, matched_size, byte_matched_size)
assert_equal pos, @scanner.pos, 'pos'
assert_equal byte_pos, @scanner.byte_pos, 'byte_pos'
if matched_size.nil?
assert_nil @scanner.matched_size, 'matched_size'
else
assert_equal matched_size, @scanner.matched_size, 'matched_size'
end
if byte_matched_size.nil?
assert_nil @scanner.byte_matched_size, 'byte_matched_size'
else
assert_equal byte_matched_size, @scanner.byte_matched_size, 'byte_matched_size'
end
end
end
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