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fix a bug in strings.Builder and wrap up vfmt

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This commit is contained in:
Alexander Medvednikov 2019-11-11 08:04:37 +03:00
parent 1cda5c1bc8
commit d9b29bfb4e
5 changed files with 21 additions and 9 deletions
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6
vlib/strings/builder_test.v
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@ -6,11 +6,13 @@ fn test_sb() {
sb.write('!')
sb.write('hello')
assert sb.str() == 'hi!hello'
assert sb.len == 8
sb = strings.new_builder(10)
sb.write('a')
sb.write('b')
println(sb.str())
assert sb.str() == 'ab'
assert sb.len == 2
}
const (
@ -19,8 +21,10 @@ const (
fn test_big_sb() {
mut sb := strings.new_builder(100)
mut sb2 := strings.new_builder(10000)
for i in 0..n {
sb.writeln(i.str())
sb2.write('+')
}
s := sb.str()
lines := s.split_into_lines()
@ -29,6 +33,8 @@ fn test_big_sb() {
assert lines[1] == '1'
assert lines[777] == '777'
assert lines[98765] == '98765'
println(sb2.len)
assert sb2.len == n
}