71 lines
2.7 KiB
Lua
71 lines
2.7 KiB
Lua
-- tests string functions added by dfhack.lua
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function test.startswith()
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expect.true_(('abcd'):startswith(''))
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expect.true_(('abcd'):startswith('abc'))
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expect.false_(('abcd'):startswith('bcd'))
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expect.false_(('abcd'):startswith('abcde'))
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expect.true_((''):startswith(''))
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expect.false_((''):startswith('a'))
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expect.false_(('str'):startswith('.'),
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'ensure we match literals, not patterns')
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end
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function test.endswith()
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expect.true_(('abcd'):endswith(''))
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expect.true_(('abcd'):endswith('bcd'))
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expect.false_(('abcd'):endswith('abc'))
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expect.false_(('abcd'):endswith('zabcd'))
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expect.true_((''):endswith(''))
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expect.false_((''):endswith('a'))
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expect.false_(('str'):endswith('.'),
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'ensure we match literals, not patterns')
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end
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function test.split()
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expect.table_eq({'hello','world'}, ('hello world'):split())
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expect.table_eq({'hello','','world'}, ('hello world'):split())
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expect.table_eq({'hello','world'}, ('hello world'):split(' +'))
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expect.table_eq({'hello','world'}, ('hello.world'):split('.', true),
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'ensure literal interpretation when plain is true')
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expect.table_eq({'', '', '', ''}, ('abc'):split('.'),
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'ensure pattern interpretation when plain is false')
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-- we don't actually care what this returns, just that it does return
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expect.true_(('hello world'):split('.*'), 'ensure no infinite loop')
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expect.table_eq({'hello ', ' world'}, ('hello , world'):split(','),
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'ensure spaces are kept when they are not the delimiter')
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expect.table_eq({'hello'}, ('hello'):split(), 'no delimiter')
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end
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function test.trim()
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expect.eq('hello', ('hello'):trim())
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expect.eq('hello', (' hello'):trim())
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expect.eq('hello', ('hello '):trim())
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expect.eq('hello', (' hello '):trim())
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expect.eq('', (''):trim())
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expect.eq('', (' '):trim())
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expect.eq('', (' \t \n \v '):trim())
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expect.eq('hel lo', (' hel lo '):trim(), 'keep interior spaces')
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expect.eq('hel \n lo', (' hel \n lo '):trim(),
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'keep interior spaces across newlines')
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end
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function test.wrap()
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expect.eq('hello world', ('hello world'):wrap(20))
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expect.eq('hello world', ('hello world'):wrap(20))
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expect.eq('hello world\nhow are you?',('hello world how are you?'):wrap(12))
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expect.eq('hello\nworld', ('hello world'):wrap(5))
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expect.eq('hello\nworld', ('hello world'):wrap(5))
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expect.eq('hello\nworld', ('hello world'):wrap(8))
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expect.eq('hel\nlo\nwor\nld', ('hello world'):wrap(3))
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expect.eq('hel\nloo\nwor\nldo', ('helloo worldo'):wrap(3))
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expect.eq('', (''):wrap())
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end
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