tests: add codeset-utf8 as a feature

To avoid having to use <precheck> for tests that require UTF-8 support.

Closes #15039

tests: sync feature names with `curl -V`

Some feature names used in tests had minor differences compared to
the well-known ones from `curl -V`. This patch syncs them to make test
res

tests: sync feature names with `curl -V`

Some feature names used in tests had minor differences compared to
the well-known ones from `curl -V`. This patch syncs them to make test
results easier to grok.

Closes #14183

show more ...

tests: remove leading spaces from some tags

The threee tags `<name>`, `</name>` and `<command>` were frequently used
with a leading space that this removes. The reason this habbit is so

tests: remove leading spaces from some tags

The threee tags `<name>`, `</name>` and `<command>` were frequently used
with a leading space that this removes. The reason this habbit is so
widespread in testcases is probably that they have been copy and pasted.

Hence, fixing them all now might curb this practice from now on.

Closes #12028

show more ...

idn: fix typo in test description

s/enabked/enabled/i

tests: use %TESTNUMBER instead of fixed number

This makes the tests easier to copy and relocate to other test numbers
without having to update content.

Closes #6738

tests: disable 962, 963 and 964 on Windows

These tests are also doing UTF-8 SMTP.

Follow-up to df207d2dd93b9e73

smtp: Support UTF-8 based host names in the RCPT TO command