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return Parser as the module

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This commit is contained in:
mpeterv
2014-02-17 18:41:09 +04:00
parent 3788b9c1a6
commit ccad58ef50
12 changed files with 109 additions and 117 deletions
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58
spec/options_spec.lua
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@@ -1,30 +1,30 @@
local argparse = require "argparse"
local Parser = require "argparse"
describe("tests related to options", function()
describe("passing correct options", function()
it("handles no options passed correctly", function()
local parser = argparse.parser()
local parser = Parser()
parser:option("-s", "--server")
local args = parser:parse({})
assert.same({}, args)
end)
it("handles one option correctly", function()
local parser = argparse.parser()
local parser = Parser()
parser:option("-s", "--server")
local args = parser:parse({"--server", "foo"})
assert.same({server = "foo"}, args)
end)
it("handles GNU-style long options", function()
local parser = argparse.parser()
local parser = Parser()
parser:option("-s", "--server")
local args = parser:parse({"--server=foo"})
assert.same({server = "foo"}, args)
end)
it("handles GNU-style long options even when it could take more arguments", function()
local parser = argparse.parser()
local parser = Parser()
parser:option("-s", "--server", {
args = "*"
})
@@ -33,7 +33,7 @@ describe("tests related to options", function()
end)
it("handles GNU-style long options for multi-argument options", function()
local parser = argparse.parser()
local parser = Parser()
parser:option("-s", "--server", {
args = "1-2"
})
@@ -42,14 +42,14 @@ describe("tests related to options", function()
end)
it("handles short option correclty", function()
local parser = argparse.parser()
local parser = Parser()
parser:option("-s", "--server")
local args = parser:parse({"-s", "foo"})
assert.same({server = "foo"}, args)
end)
it("handles flag correclty", function()
local parser = argparse.parser()
local parser = Parser()
parser:flag("-q", "--quiet")
local args = parser:parse({"--quiet"})
assert.same({quiet = true}, args)
@@ -58,7 +58,7 @@ describe("tests related to options", function()
end)
it("handles combined flags correclty", function()
local parser = argparse.parser()
local parser = Parser()
parser:flag("-q", "--quiet")
parser:flag("-f", "--fast")
local args = parser:parse({"-qf"})
@@ -66,14 +66,14 @@ describe("tests related to options", function()
end)
it("handles short options without space between option and argument", function()
local parser = argparse.parser()
local parser = Parser()
parser:option("-s", "--server")
local args = parser:parse({"-sfoo"})
assert.same({server = "foo"}, args)
end)
it("handles flags combined with short option correclty", function()
local parser = argparse.parser()
local parser = Parser()
parser:flag("-q", "--quiet")
parser:option("-s", "--server")
local args = parser:parse({"-qsfoo"})
@@ -82,7 +82,7 @@ describe("tests related to options", function()
describe("Special chars set", function()
it("handles windows-style options", function()
local parser = argparse.parser()
local parser = Parser()
:add_help(false)
parser:option "\\I"
:count "*"
@@ -92,7 +92,7 @@ describe("tests related to options", function()
end)
it("corrects charset in commands", function()
local parser = argparse.parser "name"
local parser = Parser "name"
:add_help(false)
parser:flag "-v" "--verbose"
:count "*"
@@ -106,7 +106,7 @@ describe("tests related to options", function()
describe("Options with optional argument", function()
it("handles emptiness correctly", function()
local parser = argparse.parser()
local parser = Parser()
parser:option("-p", "--password", {
args = "?"
})
@@ -115,7 +115,7 @@ describe("tests related to options", function()
end)
it("handles option without argument correctly", function()
local parser = argparse.parser()
local parser = Parser()
parser:option("-p", "--password", {
args = "?"
})
@@ -124,7 +124,7 @@ describe("tests related to options", function()
end)
it("handles option with argument correctly", function()
local parser = argparse.parser()
local parser = Parser()
parser:option("-p", "--password", {
args = "?"
})
@@ -134,7 +134,7 @@ describe("tests related to options", function()
end)
it("handles multi-argument options correctly", function()
local parser = argparse.parser()
local parser = Parser()
parser:option("--pair", {
args = 2
})
@@ -144,7 +144,7 @@ describe("tests related to options", function()
describe("Multi-count options", function()
it("handles multi-count option correctly", function()
local parser = argparse.parser()
local parser = Parser()
parser:option("-e", "--exclude", {
count = "*"
})
@@ -153,7 +153,7 @@ describe("tests related to options", function()
end)
it("handles not used multi-count option correctly", function()
local parser = argparse.parser()
local parser = Parser()
parser:option("-e", "--exclude", {
count = "*"
})
@@ -162,7 +162,7 @@ describe("tests related to options", function()
end)
it("handles multi-count multi-argument option correctly", function()
local parser = argparse.parser()
local parser = Parser()
parser:option("-e", "--exclude", {
count = "*",
args = 2
@@ -172,7 +172,7 @@ describe("tests related to options", function()
end)
it("handles multi-count flag correctly", function()
local parser = argparse.parser()
local parser = Parser()
parser:flag("-q", "--quiet", {
count = "*"
})
@@ -181,7 +181,7 @@ describe("tests related to options", function()
end)
it("overwrites old invocations", function()
local parser = argparse.parser()
local parser = Parser()
parser:option("-u", "--user", {
count = "0-2"
})
@@ -190,7 +190,7 @@ describe("tests related to options", function()
end)
it("handles not used multi-count flag correctly", function()
local parser = argparse.parser()
local parser = Parser()
parser:flag("-q", "--quiet", {
count = "*"
})
@@ -202,13 +202,13 @@ describe("tests related to options", function()
describe("passing incorrect options", function()
it("handles lack of required argument correctly", function()
local parser = argparse.parser()
local parser = Parser()
parser:option("-s", "--server")
assert.has_error(function() parser:parse{"--server"} end, "too few arguments")
end)
it("handles unknown options correctly", function()
local parser = argparse.parser()
local parser = Parser()
:add_help(false)
parser:option "--option"
assert.has_error(function() parser:parse{"--server"} end, "unknown option '--server'")
@@ -218,19 +218,19 @@ describe("tests related to options", function()
end)
it("handles too many arguments correctly", function()
local parser = argparse.parser()
local parser = Parser()
parser:option("-s", "--server")
assert.has_error(function() parser:parse{"-sfoo", "bar"} end, "too many arguments")
end)
it("doesn't accept GNU-like long options when it doesn't need arguments", function()
local parser = argparse.parser()
local parser = Parser()
parser:flag("-q", "--quiet")
assert.has_error(function() parser:parse{"--quiet=very_quiet"} end, "option '--quiet' does not take arguments")
end)
it("handles too many invocations correctly", function()
local parser = argparse.parser()
local parser = Parser()
parser:flag("-q", "--quiet", {
count = 1,
overwrite = false
@@ -239,7 +239,7 @@ describe("tests related to options", function()
end)
it("handles too few invocations correctly", function()
local parser = argparse.parser()
local parser = Parser()
parser:option("-f", "--foo", {
count = "3-4"
})