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https://github.com/TangentFoxy/argparse.git
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babe715548
* For arguments: "argument 'foo' is required" -> "missing argument 'foo'" * For options: "option '--foo' must be used at least 1 time" -> "missing option '--foo'"
28 lines
923 B
Lua
28 lines
923 B
Lua
local Parser = require "argparse"
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getmetatable(Parser()).error = function(_, msg) error(msg) end
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describe("tests related to :pparse()", function()
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it("returns true and result on success", function()
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local parser = Parser()
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parser:option "-s --server"
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local ok, args = parser:pparse{"--server", "foo"}
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assert.is_true(ok)
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assert.same({server = "foo"}, args)
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end)
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it("returns false and bare error message on failure", function()
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local parser = Parser()
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parser:argument "foo"
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local ok, errmsg = parser:pparse{}
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assert.is_false(ok)
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assert.equal("missing argument 'foo'", errmsg)
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end)
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it("rethrows errors from callbacks", function()
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local parser = Parser()
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parser:flag "--foo"
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:action(function() error("some error message") end)
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assert.error_matches(function() parser:pparse{"--foo"} end, "some error message")
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end)
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end)
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