mirror of https://github.com/swig/swig
64 lines
1.9 KiB
Lua
64 lines
1.9 KiB
Lua
require("import") -- the import fn
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import("cpp17_string_view") -- import lib
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for k,v in pairs(cpp17_string_view) do _G[k]=v end -- move to global
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-- catch "undefined" global variables
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local env = _ENV -- Lua 5.2
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if not env then env = getfenv () end -- Lua 5.1
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setmetatable(env, {__index=function (t,i) error("undefined global variable `"..i.."'",2) end})
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-- Checking expected use of %typemap(in) std::string_view {}
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test_value("Fee")
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-- Checking expected result of %typemap(out) std::string_view {}
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s=test_value("Fi")
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assert(type(s)=="string" and s =="Fi")
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-- Checking expected use of %typemap(in) const std::string_view & {}
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test_const_reference("Fo")
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-- Checking expected result of %typemap(out) const std::string_view& {}
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s=test_const_reference("Fum")
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assert(type(s)=="string" and s =="Fum")
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-- Input and output typemaps for pointers and non-const references to
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-- std::string_view are *not* supported; the following tests confirm
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-- that none of these cases are slipping through.
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stringPtr = test_pointer_out()
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test_pointer(stringPtr)
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stringPtr = test_const_pointer_out()
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test_const_pointer(stringPtr)
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stringPtr = test_reference_out()
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test_reference(stringPtr)
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-- Global variables
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assert(cpp17_string_view.ConstGlobalString=="const global string")
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-- Member variables
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myStructure = Structure()
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assert(myStructure.ConstMemberString=="const member string")
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assert(Structure.ConstStaticMemberString=="const static member string")
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test_const_reference_returning_void("foo")
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assert(stdstringview_empty()=="")
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assert(c_empty()=="")
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assert(c_null()==nil)
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assert(get_null(c_null())==nil)
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assert(get_null(c_empty())=="non-null")
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assert(get_null(stdstringview_empty())=="non-null")
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-- Regression test for bug in initial implementation, spotted before release:
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-- depending on the order of evaluation of function arguments by the compiler,
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-- a numeric value might be passed as an empty string (seen with GCC 12.2 on
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-- x86-64 Linux).
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assert(test_value(1234) == "1234")
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