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Add tests for bash completions

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This commit is contained in:
Paul Ouellette
2019-06-11 01:35:00 -04:00
parent f18902eb4c
commit ab7717898c
1 changed files with 202 additions and 0 deletions
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202
spec/completion_spec.lua
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@@ -2,6 +2,208 @@ local Parser = require "argparse"
getmetatable(Parser()).error = function(_, msg) error(msg) end
describe("tests related to generation of shell completion scripts", function()
describe("bash completion scripts", function()
it("generates correct completions for help flag", function()
local parser = Parser "foo"
assert.equal([=[
_foo() {
local cur prev cmd opts arg
cur="${COMP_WORDS[COMP_CWORD]}"
prev="${COMP_WORDS[COMP_CWORD-1]}"
cmd="foo"
opts="-h --help"
if [[ "$cur" = -* ]]
then
COMPREPLY=($(compgen -W "$opts" -- "$cur"))
fi
}
complete -F _foo -o bashdefault -o default foo]=], parser:get_bash_complete())
end)
it("generates correct completions for options with required argument", function()
local parser = Parser "foo"
:add_help(false)
parser:option "--bar"
assert.equal([=[
_foo() {
local cur prev cmd opts arg
cur="${COMP_WORDS[COMP_CWORD]}"
prev="${COMP_WORDS[COMP_CWORD-1]}"
cmd="foo"
opts="--bar"
case "$prev" in
--bar)
COMPREPLY=($(compgen -f "$cur"))
return 0
;;
esac
if [[ "$cur" = -* ]]
then
COMPREPLY=($(compgen -W "$opts" -- "$cur"))
fi
}
complete -F _foo -o bashdefault -o default foo]=], parser:get_bash_complete())
end)
it("generates correct completions for options with argument choices", function()
local parser = Parser "foo"
:add_help(false)
parser:option "--format"
:choices {"short", "medium", "full"}
assert.equal([=[
_foo() {
local cur prev cmd opts arg
cur="${COMP_WORDS[COMP_CWORD]}"
prev="${COMP_WORDS[COMP_CWORD-1]}"
cmd="foo"
opts="--format"
case "$prev" in
--format)
COMPREPLY=($(compgen -W "short medium full" -- "$cur"))
return 0
;;
esac
if [[ "$cur" = -* ]]
then
COMPREPLY=($(compgen -W "$opts" -- "$cur"))
fi
}
complete -F _foo -o bashdefault -o default foo]=], parser:get_bash_complete())
end)
it("generates correct completions for commands", function()
local parser = Parser "foo"
:add_help(false)
parser:command "install"
:add_help(false)
assert.equal([=[
_foo() {
local cur prev cmd opts arg
cur="${COMP_WORDS[COMP_CWORD]}"
prev="${COMP_WORDS[COMP_CWORD-1]}"
cmd="foo"
opts=""
for arg in ${COMP_WORDS[@]:1}
do
case "$arg" in
install)
cmd="install"
break
;;
esac
done
case "$cmd" in
foo)
COMPREPLY=($(compgen -W "install" -- "$cur"))
;;
esac
if [[ "$cur" = -* ]]
then
COMPREPLY=($(compgen -W "$opts" -- "$cur"))
fi
}
complete -F _foo -o bashdefault -o default foo]=], parser:get_bash_complete())
end)
it("generates correct completions for command options", function()
local parser = Parser "foo"
:add_help(false)
local install = parser:command "install"
:add_help(false)
install:flag "-v --verbose"
assert.equal([=[
_foo() {
local cur prev cmd opts arg
cur="${COMP_WORDS[COMP_CWORD]}"
prev="${COMP_WORDS[COMP_CWORD-1]}"
cmd="foo"
opts=""
for arg in ${COMP_WORDS[@]:1}
do
case "$arg" in
install)
cmd="install"
break
;;
esac
done
case "$cmd" in
foo)
COMPREPLY=($(compgen -W "install" -- "$cur"))
;;
install)
opts="$opts -v --verbose"
;;
esac
if [[ "$cur" = -* ]]
then
COMPREPLY=($(compgen -W "$opts" -- "$cur"))
fi
}
complete -F _foo -o bashdefault -o default foo]=], parser:get_bash_complete())
end)
it("generates completions for help command argument", function()
local parser = Parser "foo"
:add_help(false)
:add_help_command {add_help = false}
parser:command "install"
:add_help(false)
assert.equal([=[
_foo() {
local cur prev cmd opts arg
cur="${COMP_WORDS[COMP_CWORD]}"
prev="${COMP_WORDS[COMP_CWORD-1]}"
cmd="foo"
opts=""
for arg in ${COMP_WORDS[@]:1}
do
case "$arg" in
help)
break
;;
install)
cmd="install"
break
;;
esac
done
case "$cmd" in
foo)
COMPREPLY=($(compgen -W "help install" -- "$cur"))
;;
esac
if [[ "$cur" = -* ]]
then
COMPREPLY=($(compgen -W "$opts" -- "$cur"))
fi
}
complete -F _foo -o bashdefault -o default foo]=], parser:get_bash_complete())
end)
end)
describe("fish completion scripts", function()
it("generates correct completions for help flag", function()
local parser = Parser "foo"