1
0
mirror of https://github.com/vlang/v.git synced 2023-08-10 21:13:21 +03:00
v/vlib/toml/scanner/scanner_test.v

83 lines
1.8 KiB
V
Raw Normal View History

2021-09-24 21:13:52 +03:00
import toml.input
import toml.scanner
const scan_input = input.Config{
text: 'abc'
}
fn test_remaining() {
mut s := scanner.new_scanner(input: scan_input) or { panic(err) }
assert s.remaining() == 3
s.next()
s.next()
assert s.remaining() == 1
s.next()
assert s.remaining() == 0
s.next()
s.next()
assert s.remaining() == 0
s.reset()
assert s.remaining() == 3
}
fn test_next() {
mut s := scanner.new_scanner(input: scan_input) or { panic(err) }
assert s.next() == `a`
assert s.next() == `b`
assert s.next() == `c`
assert s.next() == scanner.end_of_text
assert s.next() == scanner.end_of_text
assert s.next() == scanner.end_of_text
2021-09-24 21:13:52 +03:00
}
fn test_skip() {
mut s := scanner.new_scanner(input: scan_input) or { panic(err) }
assert s.next() == `a`
s.skip()
assert s.next() == `c`
assert s.next() == scanner.end_of_text
2021-09-24 21:13:52 +03:00
}
fn test_skip_n() {
mut s := scanner.new_scanner(input: scan_input) or { panic(err) }
s.skip_n(2)
assert s.next() == `c`
assert s.next() == scanner.end_of_text
2021-09-24 21:13:52 +03:00
}
fn test_at() {
mut s := scanner.new_scanner(input: scan_input) or { panic(err) }
assert s.at() == `a`
assert s.at() == `a`
assert s.at() == `a`
//
assert s.next() == `a`
assert s.next() == `b`
assert s.next() == `c`
assert s.next() == scanner.end_of_text
2021-09-24 21:13:52 +03:00
}
fn test_peek() {
mut s := scanner.new_scanner(input: scan_input) or { panic(err) }
assert s.peek(0) == `a`
assert s.peek(1) == `b`
assert s.peek(2) == `c`
assert s.peek(3) == scanner.end_of_text
assert s.peek(4) == scanner.end_of_text
2021-09-24 21:13:52 +03:00
//
assert s.next() == `a`
assert s.next() == `b`
assert s.next() == `c`
assert s.next() == scanner.end_of_text
2021-09-24 21:13:52 +03:00
}
fn test_reset() {
mut s := scanner.new_scanner(input: scan_input) or { panic(err) }
assert s.next() == `a`
s.next()
s.next()
assert s.next() == scanner.end_of_text
2021-09-24 21:13:52 +03:00
s.reset()
assert s.next() == `a`
}