diff options
Diffstat (limited to 'lib/stdlib/test/epp_SUITE.erl')
| -rw-r--r-- | lib/stdlib/test/epp_SUITE.erl | 171 |
1 files changed, 147 insertions, 24 deletions
diff --git a/lib/stdlib/test/epp_SUITE.erl b/lib/stdlib/test/epp_SUITE.erl index 9123bf2f28..a3e294ffea 100644 --- a/lib/stdlib/test/epp_SUITE.erl +++ b/lib/stdlib/test/epp_SUITE.erl @@ -28,7 +28,8 @@ otp_8130/1, overload_mac/1, otp_8388/1, otp_8470/1, otp_8562/1, otp_8665/1, otp_8911/1, otp_10302/1, otp_10820/1, otp_11728/1, encoding/1, extends/1, function_macro/1, - test_error/1, test_warning/1, otp_14285/1]). + test_error/1, test_warning/1, otp_14285/1, + test_if/1]). -export([epp_parse_erl_form/2]). @@ -69,7 +70,7 @@ all() -> overload_mac, otp_8388, otp_8470, otp_8562, otp_8665, otp_8911, otp_10302, otp_10820, otp_11728, encoding, extends, function_macro, test_error, test_warning, - otp_14285]. + otp_14285, test_if]. groups() -> [{upcase_mac, [], [upcase_mac_1, upcase_mac_2]}, @@ -799,7 +800,8 @@ otp_8130(Config) when is_list(Config) -> PreDefMacs = macs(Epp), ['BASE_MODULE','BASE_MODULE_STRING','BEAM','FILE', 'FUNCTION_ARITY','FUNCTION_NAME', - 'LINE','MACHINE','MODULE','MODULE_STRING'] = PreDefMacs, + 'LINE','MACHINE','MODULE','MODULE_STRING', + 'OTP_RELEASE'] = PreDefMacs, {ok,[{'-',_},{atom,_,file}|_]} = epp:scan_erl_form(Epp), {ok,[{'-',_},{atom,_,module}|_]} = epp:scan_erl_form(Epp), {ok,[{atom,_,t}|_]} = epp:scan_erl_form(Epp), @@ -952,27 +954,7 @@ ifdef(Config) -> {define_c5, <<"-\ndefine a.\n">>, - {errors,[{{2,1},epp,{bad,define}}],[]}}, - - {define_c6, - <<"\n-if.\n" - "-endif.\n">>, - {errors,[{{2,2},epp,{'NYI','if'}}],[]}}, - - {define_c7, - <<"-ifndef(a).\n" - "-elif.\n" - "-endif.\n">>, - {errors,[{{2,2},epp,{'NYI',elif}}],[]}}, - - {define_c7, - <<"-ifndef(a).\n" - "-if.\n" - "-elif.\n" - "-endif.\n" - "-endif.\n" - "t() -> a.\n">>, - {errors,[{{2,2},epp,{'NYI','if'}}],[]}} + {errors,[{{2,1},epp,{bad,define}}],[]}} ], [] = compile(Config, Cs), @@ -1117,6 +1099,147 @@ test_warning(Config) -> [] = compile(Config, Cs), ok. +%% OTP-12847: Test the -if and -elif directives and the built-in +%% function defined(Symbol). +test_if(Config) -> + Cs = [{if_1c, + <<"-if.\n" + "-endif.\n" + "-if no_parentheses.\n" + "-endif.\n" + "-if(syntax error.\n" + "-endif.\n" + "-if(true).\n" + "-if(a+3).\n" + "syntax error not triggered here.\n" + "-endif.\n">>, + {errors,[{1,epp,{bad,'if'}}, + {3,epp,{bad,'if'}}, + {5,erl_parse,["syntax error before: ","error"]}, + {11,epp,{illegal,"unterminated",'if'}}], + []}}, + + {if_2c, %Bad guard expressions. + <<"-if(is_list(integer_to_list(42))).\n" %Not guard BIF. + "-endif.\n" + "-if(begin true end).\n" + "-endif.\n">>, + {errors,[{1,epp,{bad,'if'}}, + {3,epp,{bad,'if'}}], + []}}, + + {if_3c, %Invalid use of defined/1. + <<"-if defined(42).\n" + "-endif.\n">>, + {errors,[{1,epp,{bad,'if'}}],[]}}, + + {if_4c, + <<"-elif OTP_RELEASE > 18.\n">>, + {errors,[{1,epp,{illegal,"unbalanced",'elif'}}],[]}}, + + {if_5c, + <<"-ifdef(not_defined_today).\n" + "-else.\n" + "-elif OTP_RELEASE > 18.\n" + "-endif.\n">>, + {errors,[{3,epp,{illegal,"unbalanced",'elif'}}],[]}}, + + {if_6c, + <<"-if(defined(OTP_RELEASE)).\n" + "-else.\n" + "-elif(true).\n" + "-endif.\n">>, + {errors,[{3,epp,elif_after_else}],[]}}, + + {if_7c, + <<"-if(begin true end).\n" %Not a guard expression. + "-endif.\n">>, + {errors,[{1,epp,{bad,'if'}}],[]}} + + ], + [] = compile(Config, Cs), + + Ts = [{if_1, + <<"-if(?OTP_RELEASE > 18).\n" + "t() -> ok.\n" + "-else.\n" + "a bug.\n" + "-endif.\n">>, + ok}, + + {if_2, + <<"-if(false).\n" + "a bug.\n" + "-elif(?OTP_RELEASE > 18).\n" + "t() -> ok.\n" + "-else.\n" + "a bug.\n" + "-endif.\n">>, + ok}, + + {if_3, + <<"-if(true).\n" + "t() -> ok.\n" + "-elif(?OTP_RELEASE > 18).\n" + "a bug.\n" + "-else.\n" + "a bug.\n" + "-endif.\n">>, + ok}, + + {if_4, + <<"-define(a, 1).\n" + "-if(defined(a) andalso defined(OTP_RELEASE)).\n" + "t() -> ok.\n" + "-else.\n" + "a bug.\n" + "-endif.\n">>, + ok}, + + {if_5, + <<"-if(defined(a)).\n" + "a bug.\n" + "-else.\n" + "t() -> ok.\n" + "-endif.\n">>, + ok}, + + {if_6, + <<"-if(defined(not_defined_today)).\n" + " -if(true).\n" + " bug1.\n" + " -elif(true).\n" + " bug2.\n" + " -elif(true).\n" + " bug3.\n" + " -else.\n" + " bug4.\n" + " -endif.\n" + "-else.\n" + "t() -> ok.\n" + "-endif.\n">>, + ok}, + + {if_7, + <<"-if(not_builtin()).\n" + "a bug.\n" + "-else.\n" + "t() -> ok.\n" + "-endif.\n">>, + ok}, + + {if_8, + <<"-if(42).\n" %Not boolean. + "a bug.\n" + "-else.\n" + "t() -> ok.\n" + "-endif.\n">>, + ok} + ], + [] = run(Config, Ts), + + ok. + %% Advanced test on overloading macros. overload_mac(Config) when is_list(Config) -> Cs = [ |