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require 'minitest/autorun'
require 'psych'
class TestScalarScanner < MiniTest::Unit::TestCase
def test_scan_time
[ '2001-12-15T02:59:43.1Z',
'2001-12-14t21:59:43.10-05:00',
'2001-12-14 21:59:43.10 -5',
'2001-12-15 2:59:43.10',
].each do |time|
ss = Psych::ScalarScanner.new time
assert_equal :TIME, ss.tokenize.first
end
end
def test_scan_date
date = '1980-12-16'
ss = Psych::ScalarScanner.new date
assert_equal [:DATE, date], ss.tokenize
end
def test_scan_inf
ss = Psych::ScalarScanner.new('.inf')
assert_equal [:POSITIVE_INFINITY, 1 / 0.0], ss.tokenize
end
def test_scan_minus_inf
ss = Psych::ScalarScanner.new('-.inf')
assert_equal [:NEGATIVE_INFINITY, -1 / 0.0], ss.tokenize
end
def test_scan_nan
ss = Psych::ScalarScanner.new('.nan')
assert_equal :NAN, ss.tokenize.first
assert ss.tokenize.last.nan?
end
def test_scan_null
ss = Psych::ScalarScanner.new('null')
assert_equal [:NULL, nil], ss.tokenize
ss = Psych::ScalarScanner.new('~')
assert_equal [:NULL, nil], ss.tokenize
ss = Psych::ScalarScanner.new('')
assert_equal [:NULL, nil], ss.tokenize
end
def test_scan_symbol
ss = Psych::ScalarScanner.new(':foo')
assert_equal [:SYMBOL, :foo], ss.tokenize
end
def test_scan_sexagesimal_float
ss = Psych::ScalarScanner.new('190:20:30.15')
assert_equal [:FLOAT, 685230.15], ss.tokenize
end
def test_scan_sexagesimal_int
ss = Psych::ScalarScanner.new('190:20:30')
assert_equal [:INTEGER, 685230], ss.tokenize
end
def test_scan_float
ss = Psych::ScalarScanner.new('1.2')
assert_equal [:FLOAT, 1.2], ss.tokenize
end
def test_scan_true
ss = Psych::ScalarScanner.new('true')
assert_equal [:BOOLEAN, true], ss.tokenize
end
end
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