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multi_test.v
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multi_test.v
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module vom
fn test_count() ! {
parser := count(tag('abc'), 2)
rest, output, len := parser('abcabcabc')!
assert output == ['abc', 'abc']
assert rest == 'abc'
assert len == 6
}
fn test_fill() ! {
mut buffer := ['', '', '']
parser := fill(tag('abc'), mut buffer)
rest, _, len := parser('abcabcabc123')!
assert buffer == ['abc', 'abc', 'abc']
assert rest == '123'
assert len == 9
}
fn init_function() []string {
mut vec := []string{}
return vec
}
fn gather_function(item string, mut vec []string) {
vec << item
}
fn test_fold_many0() ! {
parser := fold_many0(tag('abc'), init_function, gather_function)
mut rest := ''
mut output := []string{}
mut len := 0
rest, output, len = parser('abcabc')!
assert output == ['abc', 'abc']
assert rest == ''
assert len == 6
rest, output, len = parser('abc123')!
assert output == ['abc']
assert rest == '123'
assert len == 3
rest, output, len = parser('')!
assert output == []
assert rest == ''
assert len == 0
}
fn test_fold_many1() ! {
parser := fold_many1(tag('abc'), init_function, gather_function)
mut rest := ''
mut output := []string{}
mut len := 0
rest, output, len = parser('abcabc')!
assert output == ['abc', 'abc']
assert rest == ''
assert len == 6
rest, output, len = parser('123123') or { 'err', ['err'], 99 }
assert output == ['err']
assert rest == 'err'
assert len == 99
rest, output, len = parser('') or { 'err', ['err'], 99 }
assert output == ['err']
assert rest == 'err'
assert len == 99
}
fn test_fold_many_m_n() ! {
parser := fold_many_m_n(0, 2, tag('abc'), init_function, gather_function)
mut rest := ''
mut output := []string{}
mut len := 0
rest, output, len = parser('abcabc')!
assert output == ['abc', 'abc']
assert rest == ''
assert len == 6
rest, output, len = parser('abc123')!
assert output == ['abc']
assert rest == '123'
assert len == 3
rest, output, len = parser('123123')!
assert output == []
assert rest == '123123'
assert len == 0
rest, output, len = parser('abcabcabc')!
assert output == ['abc', 'abc']
assert rest == 'abc'
assert len == 6
}
fn test_length_count() ! {
}
fn test_many0() ! {
parser := many0(tag('abc'))
mut rest := ''
mut output := []string{}
mut len := 0
rest, output, len = parser('abcabc')!
assert output == ['abc', 'abc']
assert rest == ''
assert len == 6
rest, output, len = parser('abc123')!
assert output == ['abc']
assert rest == '123'
assert len == 3
rest, output, len = parser('123123')!
assert output == []
assert rest == '123123'
assert len == 0
rest, output, len = parser('')!
assert output == []
assert rest == ''
assert len == 0
}
fn test_many0_count() ! {
parser := many0_count(tag('abc'))
mut rest := ''
mut output := usize(0)
mut len := 0
rest, output, len = parser('abcabc')!
assert output == 2
assert rest == ''
assert len == 6
rest, output, len = parser('abc123')!
assert output == 1
assert rest == '123'
assert len == 3
rest, output, len = parser('123123')!
assert output == 0
assert rest == '123123'
assert len == 0
rest, output, len = parser('')!
assert output == 0
assert rest == ''
assert len == 0
}
fn test_many1() ! {
parser := many1(tag('abc'))
mut rest := ''
mut output := []string{}
mut len := 0
rest, output, len = parser('abcabc')!
assert output == ['abc', 'abc']
assert rest == ''
assert len == 6
rest, output, len = parser('abc123')!
assert output == ['abc']
assert rest == '123'
assert len == 3
rest, output, len = parser('123123') or { 'err', ['err'], 99 }
assert output == ['err']
assert rest == 'err'
assert len == 99
rest, output, len = parser('') or { 'err', ['err'], 99 }
assert output == ['err']
assert rest == 'err'
assert len == 99
}
fn test_many1_count() ! {
parser := many1_count(tag('abc'))
mut rest := ''
mut output := usize(0)
mut len := 0
rest, output, len = parser('abcabc')!
assert output == 2
assert rest == ''
assert len == 6
rest, output, len = parser('abc123')!
assert output == 1
assert rest == '123'
assert len == 3
rest, output, len = parser('123123') or { 'err', usize(99), 99 }
assert output == usize(99)
assert rest == 'err'
assert len == 99
rest, output, len = parser('') or { 'err', usize(99), 99 }
assert output == usize(99)
assert rest == 'err'
assert len == 99
}
fn test_many_m_n() ! {
parser := many_m_n(0, 2, tag('abc'))
mut rest := ''
mut output := []string{}
mut len := 0
rest, output, len = parser('abcabc')!
assert output == ['abc', 'abc']
assert rest == ''
assert len == 6
rest, output, len = parser('abc123')!
assert output == ['abc']
assert rest == '123'
assert len == 3
rest, output, len = parser('123123')!
assert output == []
assert rest == '123123'
assert len == 0
rest, output, len = parser('')!
assert output == []
assert rest == ''
assert len == 0
}
fn test_many_till() ! {
parser := many_till(tag('abc'), tag('end'))
mut rest := ''
mut output := []string{}
mut result := ''
mut len := 0
rest, output, result, len = parser('abcabcend')!
assert rest == ''
assert output == ['abc', 'abc']
assert result == 'end'
assert len == 9
rest, output, result, len = parser('abc123end') or { 'err', ['err'], 'err', 99 }
assert rest == 'err'
assert output == ['err']
assert result == 'err'
assert len == 99
rest, output, result, len = parser('123123end') or { 'err', ['err'], 'err', 99 }
assert rest == 'err'
assert output == ['err']
assert result == 'err'
assert len == 99
rest, output, result, len = parser('') or { 'err', ['err'], 'err', 99 }
assert rest == 'err'
assert output == ['err']
assert result == 'err'
assert len == 99
rest, output, result, len = parser('abcendefg')!
assert rest == 'efg'
assert output == ['abc']
assert result == 'end'
assert len == 6
}
fn test_separated_list0() ! {
parser := separated_list0(tag(','), tag('abcd'))
mut rest := ''
mut output := []string{}
mut len := 0
rest, output, len = parser('abcdef')!
assert rest == 'ef'
assert output == ['abcd']
assert len == 4
rest, output, len = parser('abcd,abcdef')!
assert rest == 'ef'
assert output == ['abcd', 'abcd']
assert len == 9
rest, output, len = parser('azerty')!
assert rest == 'azerty'
assert output == []
assert len == 0
rest, output, len = parser(',,abc')!
assert rest == 'abc'
assert output == []
assert len == 2
rest, output, len = parser('abcd,abcd,ef')!
assert rest == 'ef'
assert output == ['abcd', 'abcd']
assert len == 10
rest, output, len = parser('abc')!
assert rest == 'abc'
assert output == []
assert len == 0
rest, output, len = parser('abcd.')!
assert rest == '.'
assert output == ['abcd']
assert len == 4
rest, output, len = parser('abcd,abc')!
assert rest == 'abc'
assert output == ['abcd']
assert len == 5
}
fn test_separated_list1() ! {
parser := separated_list1(tag(','), tag('abcd'))
mut rest := ''
mut output := []string{}
mut len := 0
rest, output, len = parser('abcdef')!
assert rest == 'ef'
assert output == ['abcd']
assert len == 4
rest, output, len = parser('abcd,abcdef')!
assert rest == 'ef'
assert output == ['abcd', 'abcd']
assert len == 9
rest, output, len = parser('azerty') or { 'err', ['err'], 99 }
assert rest == 'err'
assert output == ['err']
assert len == 99
rest, output, len = parser(',,abc') or { 'err', ['err'], 99 }
assert rest == 'err'
assert output == ['err']
assert len == 99
}