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strconv: fix assert .f64() == 0

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Delyan Angelov 2022-01-04 17:43:45 +02:00
parent b2538e83da
commit 0f01236e52
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2 changed files with 22 additions and 13 deletions
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16
vlib/builtin/string_test.v
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@ -936,3 +936,19 @@ fn test_index_any() {
assert x.index_any('ef') == 4
assert x.index_any('fe') == 4
}
fn test_string_f64() {
assert ''.f64() == 0
assert '123'.f64() == 123
assert '-123'.f64() == -123
assert '-123.456'.f64() == -123.456
}
const f32_epsilon = 0.0000000001
fn test_string_f32() {
assert ''.f32() - 0 <= f32_epsilon
assert '123'.f32() - 123 < f32_epsilon
assert '-123'.f32() - (-123) < f32_epsilon
assert '-123.456'.f32() - (-123.456) <= f32_epsilon
}