fish-shell/tests/functions.in

# vim: set filetype=fish:
#
# Test the `functions` builtin

function f1
end

# ==========
# Verify that `functions --details` works as expected when given too many args.
set x (functions --details f1 f2 2>&1)
if test "$x" != "functions: Expected exactly one function name for --details"
    echo "Unexpected output for 'functions --details f1 f2': $x" >&2
end

# ==========
# Verify that `functions --details` works as expected when given the name of a
# known function.
set x (functions --details f1)
if test "$x" != "stdin"
    echo "Unexpected output for 'functions --details f1': $x" >&2
end

# ==========
# Verify that `functions --details` works as expected when given the name of an
# unknown function.
set x (functions -D f2)
if test "$x" != "n/a"
    echo "Unexpected output for 'functions --details f2': $x" >&2
end

# ==========
# Verify that `functions --details` works as expected when given the name of a
# function that could be autoloaded but isn't currently loaded.
set x (functions -D abbr)
if test (count $x) -ne 1
or not string match -q '*/share/functions/abbr.fish' "$x"
    echo "Unexpected output for 'functions -D abbr': $x" >&2
end

# ==========
# Verify that `functions --verbose --details` works as expected when given the name of a
# function that was autoloaded.
set x (functions -v -D abbr)
if test (count $x) -ne 5
or not string match -q '*/share/functions/abbr.fish' $x[1]
or test $x[2] != autoloaded
or test $x[3] != 1
or test $x[4] != scope-shadowing
or test $x[5] != 'Manage abbreviations'
    echo "Unexpected output for 'functions -v -D abbr': $x" >&2
end

# ==========
# Verify that `functions --verbose --details` properly escapes a function
# with a multiline description.
function multiline_descr -d 'line 1\n
line 2 & more; way more'
end
set x (functions -v -D multiline_descr)
if test $x[5] != 'line 1\\\\n\\nline 2 & more; way more'
    echo "Unexpected output for 'functions -v -D multiline_descr': $x" >&2
end