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nixpkgs/nixos/tests/man.nix
Silvan Mosberger 4f0dadbf38 treewide: format all inactive Nix files
After final improvements to the official formatter implementation,
this commit now performs the first treewide reformat of Nix files using it.
This is part of the implementation of RFC 166.

Only "inactive" files are reformatted, meaning only files that
aren't being touched by any PR with activity in the past 2 months.
This is to avoid conflicts for PRs that might soon be merged.
Later we can do a full treewide reformat to get the rest,
which should not cause as many conflicts.

A CI check has already been running for some time to ensure that new and
already-formatted files are formatted, so the files being reformatted here
should also stay formatted.

This commit was automatically created and can be verified using

    nix-build a08b3a4d19.tar.gz \
      --argstr baseRev b32a094368
    result/bin/apply-formatting $NIXPKGS_PATH
2024-12-10 20:26:33 +01:00

112 lines
3.2 KiB
Nix

import ./make-test-python.nix (
{ pkgs, lib, ... }:
let
manImplementations = [
"mandoc"
"man-db"
];
machineNames = builtins.map machineSafe manImplementations;
makeConfig = useImpl: {
# Note: mandoc currently can't index symlinked section directories.
# So if a man section comes from one package exclusively (e. g.
# 1p from man-pages-posix and 2 from man-pages), it isn't searchable.
environment.systemPackages = [
pkgs.man-pages
pkgs.openssl
pkgs.libunwind
];
documentation = {
enable = true;
nixos.enable = lib.mkForce true;
dev.enable = true;
man =
{
enable = true;
generateCaches = true;
}
// lib.listToAttrs (
builtins.map (impl: {
name = impl;
value = {
enable = useImpl == impl;
};
}) manImplementations
);
};
};
machineSafe = builtins.replaceStrings [ "-" ] [ "_" ];
in
{
name = "man";
meta.maintainers = [ lib.maintainers.sternenseemann ];
nodes = lib.listToAttrs (
builtins.map (i: {
name = machineSafe i;
value = makeConfig i;
}) manImplementations
);
testScript =
''
import re
start_all()
def match_man_k(page, section, haystack):
"""
Check if the man page {page}({section}) occurs in
the output of `man -k` given as haystack. Note:
This is not super reliable, e. g. it can't deal
with man pages that are in multiple sections.
"""
for line in haystack.split("\n"):
# man -k can look like this:
# page(3) - bla
# page (3) - bla
# pagea, pageb (3, 3P) - foo
# pagea, pageb, pagec(3) - bar
pages = line.split("(")[0]
sections = re.search("\\([a-zA-Z1-9, ]+\\)", line)
if sections is None:
continue
else:
sections = sections.group(0)[1:-1]
if page in pages and f'{section}' in sections:
return True
return False
''
+ lib.concatMapStrings (machine: ''
with subtest("Test direct man page lookups in ${machine}"):
# man works
${machine}.succeed("man man > /dev/null")
# devman works
${machine}.succeed("man 3 libunwind > /dev/null")
# NixOS configuration man page is installed
${machine}.succeed("man configuration.nix > /dev/null")
with subtest("Test generateCaches via man -k in ${machine}"):
expected = [
("openssl", "ssl", 3),
("unwind", "libunwind", 3),
("user", "useradd", 8),
("user", "userdel", 8),
("mem", "free", 3),
("mem", "free", 1),
]
for (keyword, page, section) in expected:
matches = ${machine}.succeed(f"man -k {keyword}")
if not match_man_k(page, section, matches):
raise Exception(f"{page}({section}) missing in matches: {matches}")
'') machineNames;
}
)