diff options
Diffstat (limited to 'lib/stdlib/test/erl_scan_SUITE.erl')
| -rw-r--r-- | lib/stdlib/test/erl_scan_SUITE.erl | 246 |
1 files changed, 144 insertions, 102 deletions
diff --git a/lib/stdlib/test/erl_scan_SUITE.erl b/lib/stdlib/test/erl_scan_SUITE.erl index 35067e8116..9be9f641c8 100644 --- a/lib/stdlib/test/erl_scan_SUITE.erl +++ b/lib/stdlib/test/erl_scan_SUITE.erl @@ -204,20 +204,20 @@ reserved_words() -> [begin ?line {RW, true} = {RW, erl_scan:reserved_word(RW)}, S = atom_to_list(RW), - Ts = [{RW,1}], + Ts = [{RW,{1,1}}], ?line test_string(S, Ts) end || RW <- L], ok. atoms() -> - ?line test_string("a - b", [{atom,1,a},{atom,2,b}]), - ?line test_string("'a b'", [{atom,1,'a b'}]), - ?line test_string("a", [{atom,1,a}]), - ?line test_string("a@2", [{atom,1,a@2}]), - ?line test_string([39,65,200,39], [{atom,1,'AÈ'}]), - ?line test_string("ärlig östen", [{atom,1,ärlig},{atom,1,östen}]), + test_string("a + b", [{atom,{1,1},a},{atom,{2,18},b}]), + test_string("'a b'", [{atom,{1,1},'a b'}]), + test_string("a", [{atom,{1,1},a}]), + test_string("a@2", [{atom,{1,1},a@2}]), + test_string([39,65,200,39], [{atom,{1,1},'AÈ'}]), + test_string("ärlig östen", [{atom,{1,1},ärlig},{atom,{1,7},östen}]), ?line {ok,[{atom,_,'$a'}],{1,6}} = erl_scan:string("'$\\a'", {1,1}), ?line test("'$\\a'"), @@ -230,7 +230,7 @@ punctuations() -> %% One token at a time: [begin W = list_to_atom(S), - Ts = [{W,1}], + Ts = [{W,{1,1}}], ?line test_string(S, Ts) end || S <- L], Three = ["/=:=", "<=:=", "==:=", ">=:="], % three tokens... @@ -246,53 +246,60 @@ punctuations() -> [begin W1 = list_to_atom(S1), W2 = list_to_atom(S2), - Ts = [{W1,1},{W2,1}], + Ts = [{W1,{1,1}},{W2,{1,-L2+1}}], ?line test_string(S, Ts) - end || {S,[{_,S1,S2}|_]} <- SL], + end || {S,[{L2,S1,S2}|_]} <- SL], - PTs1 = [{'!',1},{'(',1},{')',1},{',',1},{';',1},{'=',1},{'[',1}, - {']',1},{'{',1},{'|',1},{'}',1}], + PTs1 = [{'!',{1,1}},{'(',{1,2}},{')',{1,3}},{',',{1,4}},{';',{1,5}}, + {'=',{1,6}},{'[',{1,7}},{']',{1,8}},{'{',{1,9}},{'|',{1,10}}, + {'}',{1,11}}], ?line test_string("!(),;=[]{|}", PTs1), - PTs2 = [{'#',1},{'&',1},{'*',1},{'+',1},{'/',1}, - {':',1},{'<',1},{'>',1},{'?',1},{'@',1}, - {'\\',1},{'^',1},{'`',1},{'~',1}], + PTs2 = [{'#',{1,1}},{'&',{1,2}},{'*',{1,3}},{'+',{1,4}},{'/',{1,5}}, + {':',{1,6}},{'<',{1,7}},{'>',{1,8}},{'?',{1,9}},{'@',{1,10}}, + {'\\',{1,11}},{'^',{1,12}},{'`',{1,13}},{'~',{1,14}}], ?line test_string("#&*+/:<>?@\\^`~", PTs2), - ?line test_string(".. ", [{'..',1}]), - ?line test("1 .. 2"), - ?line test_string("...", [{'...',1}]), + test_string(".. ", [{'..',{1,1}}]), + test_string("1 .. 2", + [{integer,{1,1},1},{'..',{1,3}},{integer,{1,6},2}]), + test_string("...", [{'...',{1,1}}]), ok. comments() -> ?line test("a %%\n b"), ?line {ok,[],1} = erl_scan:string("%"), ?line test("a %%\n b"), - ?line {ok,[{atom,_,a},{atom,_,b}],{2,3}} = + {ok,[{atom,{1,1},a},{atom,{2,2},b}],{2,3}} = erl_scan:string("a %%\n b",{1,1}), - ?line {ok,[{atom,_,a},{comment,_,"%%"},{atom,_,b}],{2,3}} = + {ok,[{atom,{1,1},a},{comment,{1,3},"%%"},{atom,{2,2},b}],{2,3}} = erl_scan:string("a %%\n b",{1,1}, [return_comments]), - ?line {ok,[{atom,_,a}, - {white_space,_," "}, - {white_space,_,"\n "}, - {atom,_,b}], - {2,3}} = + {ok,[{atom,{1,1},a}, + {white_space,{1,2}," "}, + {white_space,{1,5},"\n "}, + {atom,{2,2},b}], + {2,3}} = erl_scan:string("a %%\n b",{1,1},[return_white_spaces]), - ?line {ok,[{atom,_,a}, - {white_space,_," "}, - {comment,_,"%%"}, - {white_space,_,"\n "}, - {atom,_,b}], - {2,3}} = erl_scan:string("a %%\n b",{1,1},[return]), + {ok,[{atom,{1,1},a}, + {white_space,{1,2}," "}, + {comment,{1,3},"%%"}, + {white_space,{1,5},"\n "}, + {atom,{2,2},b}], + {2,3}} = erl_scan:string("a %%\n b",{1,1},[return]), ok. errors() -> ?line {error,{1,erl_scan,{string,$',"qa"}},1} = erl_scan:string("'qa"), %' + {error,{{1,1},erl_scan,{string,$',"qa"}},{1,4}} = %' + erl_scan:string("'qa", {1,1}, []), %' ?line {error,{1,erl_scan,{string,$","str"}},1} = %" erl_scan:string("\"str"), %" + {error,{{1,1},erl_scan,{string,$","str"}},{1,5}} = %" + erl_scan:string("\"str", {1,1}, []), %" ?line {error,{1,erl_scan,char},1} = erl_scan:string("$"), - ?line test_string([34,65,200,34], [{string,1,"AÈ"}]), - ?line test_string("\\", [{'\\',1}]), + {error,{{1,1},erl_scan,char},{1,2}} = erl_scan:string("$", {1,1}, []), + test_string([34,65,200,34], [{string,{1,1},"AÈ"}]), + test_string("\\", [{'\\',{1,1}}]), ?line {'EXIT',_} = (catch {foo, erl_scan:string('$\\a', {1,1})}), % type error ?line {'EXIT',_} = @@ -304,7 +311,7 @@ errors() -> integers() -> [begin I = list_to_integer(S), - Ts = [{integer,1,I}], + Ts = [{integer,{1,1},I}], ?line test_string(S, Ts) end || S <- [[N] || N <- lists:seq($0, $9)] ++ ["2323","000"] ], ok. @@ -313,14 +320,16 @@ base_integers() -> [begin B = list_to_integer(BS), I = erlang:list_to_integer(S, B), - Ts = [{integer,1,I}], + Ts = [{integer,{1,1},I}], ?line test_string(BS++"#"++S, Ts) end || {BS,S} <- [{"2","11"}, {"5","23234"}, {"12","05a"}, {"16","abcdef"}, {"16","ABCDEF"}] ], ?line {error,{1,erl_scan,{base,1}},1} = erl_scan:string("1#000"), + {error,{{1,1},erl_scan,{base,1}},{1,2}} = + erl_scan:string("1#000", {1,1}, []), - ?line test_string("12#bc", [{integer,1,11},{atom,1,c}]), + test_string("12#bc", [{integer,{1,1},11},{atom,{1,5},c}]), [begin Str = BS ++ "#" ++ S, @@ -329,40 +338,53 @@ base_integers() -> end || {BS,S} <- [{"3","3"},{"15","f"}, {"12","c"}] ], ?line {ok,[{integer,1,239},{'@',1}],1} = erl_scan:string("16#ef@"), - ?line {ok,[{integer,1,14},{atom,1,g@}],1} = erl_scan:string("16#eg@"), + {ok,[{integer,{1,1},239},{'@',{1,6}}],{1,7}} = + erl_scan:string("16#ef@", {1,1}, []), + {ok,[{integer,{1,1},14},{atom,{1,5},g@}],{1,7}} = + erl_scan:string("16#eg@", {1,1}, []), ok. floats() -> [begin F = list_to_float(FS), - Ts = [{float,1,F}], + Ts = [{float,{1,1},F}], ?line test_string(FS, Ts) end || FS <- ["1.0","001.17","3.31200","1.0e0","1.0E17", "34.21E-18", "17.0E+14"]], - ?line test_string("1.e2", [{integer,1,1},{'.',1},{atom,1,e2}]), + test_string("1.e2", [{integer,{1,1},1},{'.',{1,2}},{atom,{1,3},e2}]), ?line {error,{1,erl_scan,{illegal,float}},1} = erl_scan:string("1.0e400"), + {error,{{1,1},erl_scan,{illegal,float}},{1,8}} = + erl_scan:string("1.0e400", {1,1}, []), [begin - ?line {error,{1,erl_scan,{illegal,float}},1} = erl_scan:string(S) + {error,{1,erl_scan,{illegal,float}},1} = erl_scan:string(S), + {error,{{1,1},erl_scan,{illegal,float}},{1,_}} = + erl_scan:string(S, {1,1}, []) end || S <- ["1.14Ea"]], ok. dots() -> - Dot = [{".", {ok,[{dot,1}],1}}, - {". ", {ok,[{dot,1}],1}}, - {".\n", {ok,[{dot,1}],2}}, - {".%", {ok,[{dot,1}],1}}, - {".\210",{ok,[{dot,1}],1}}, - {".% öh",{ok,[{dot,1}],1}}, - {".%\n", {ok,[{dot,1}],2}}, - {".$", {error,{1,erl_scan,char},1}}, - {".$\\", {error,{1,erl_scan,char},1}}, - {".a", {ok,[{'.',1},{atom,1,a}],1}} + Dot = [{".", {ok,[{dot,1}],1}, {ok,[{dot,{1,1}}],{1,2}}}, + {". ", {ok,[{dot,1}],1}, {ok,[{dot,{1,1}}],{1,3}}}, + {".\n", {ok,[{dot,1}],2}, {ok,[{dot,{1,1}}],{2,1}}}, + {".%", {ok,[{dot,1}],1}, {ok,[{dot,{1,1}}],{1,3}}}, + {".\210",{ok,[{dot,1}],1}, {ok,[{dot,{1,1}}],{1,3}}}, + {".% öh",{ok,[{dot,1}],1}, {ok,[{dot,{1,1}}],{1,6}}}, + {".%\n", {ok,[{dot,1}],2}, {ok,[{dot,{1,1}}],{2,1}}}, + {".$", {error,{1,erl_scan,char},1}, + {error,{{1,2},erl_scan,char},{1,3}}}, + {".$\\", {error,{1,erl_scan,char},1}, + {error,{{1,2},erl_scan,char},{1,4}}}, + {".a", {ok,[{'.',1},{atom,1,a}],1}, + {ok,[{'.',{1,1}},{atom,{1,2},a}],{1,3}}} ], - ?line [R = erl_scan:string(S) || {S, R} <- Dot], + [begin + R = erl_scan:string(S), + R2 = erl_scan:string(S, {1,1}, []) + end || {S, R, R2} <- Dot], ?line {ok,[{dot,_}=T1],{1,2}} = erl_scan:string(".", {1,1}, text), ?line [{column,1},{length,1},{line,1},{text,"."}] = @@ -379,55 +401,55 @@ dots() -> ?line {error,{{1,2},erl_scan,char},{1,4}} = erl_scan:string(".$\\", {1,1}), - ?line test(". "), - ?line test(". "), - ?line test(".\n"), - ?line test(".\n\n"), - ?line test(".\n\r"), - ?line test(".\n\n\n"), - ?line test(".\210"), - ?line test(".%\n"), - ?line test(".a"), - - ?line test("%. \n. "), + test_string(". ", [{dot,{1,1}}]), + test_string(". ", [{dot,{1,1}}]), + test_string(".\n", [{dot,{1,1}}]), + test_string(".\n\n", [{dot,{1,1}}]), + test_string(".\n\r", [{dot,{1,1}}]), + test_string(".\n\n\n", [{dot,{1,1}}]), + test_string(".\210", [{dot,{1,1}}]), + test_string(".%\n", [{dot,{1,1}}]), + test_string(".a", [{'.',{1,1}},{atom,{1,2},a}]), + + test_string("%. \n. ", [{dot,{2,1}}]), ?line {more,C} = erl_scan:tokens([], "%. ",{1,1}, return), - ?line {done,{ok,[{comment,_,"%. "}, - {white_space,_,"\n"}, - {dot,_}], - {2,3}}, ""} = + {done,{ok,[{comment,{1,1},"%. "}, + {white_space,{1,4},"\n"}, + {dot,{2,1}}], + {2,3}}, ""} = erl_scan:tokens(C, "\n. ", {1,1}, return), % any loc, any options ?line [test_string(S, R) || - {S, R} <- [{".$\n", [{'.',1},{char,1,$\n}]}, - {"$\\\n", [{char,1,$\n}]}, - {"'\\\n'", [{atom,1,'\n'}]}, - {"$\n", [{char,1,$\n}]}] ], + {S, R} <- [{".$\n", [{'.',{1,1}},{char,{1,2},$\n}]}, + {"$\\\n", [{char,{1,1},$\n}]}, + {"'\\\n'", [{atom,{1,1},'\n'}]}, + {"$\n", [{char,{1,1},$\n}]}] ], ok. chars() -> [begin L = lists:flatten(io_lib:format("$\\~.8b", [C])), - Ts = [{char,1,C}], + Ts = [{char,{1,1},C}], ?line test_string(L, Ts) end || C <- lists:seq(0, 255)], %% Leading zeroes... [begin L = lists:flatten(io_lib:format("$\\~3.8.0b", [C])), - Ts = [{char,1,C}], + Ts = [{char,{1,1},C}], ?line test_string(L, Ts) end || C <- lists:seq(0, 255)], %% $\^\n now increments the line... [begin L = "$\\^" ++ [C], - Ts = [{char,1,C band 2#11111}], + Ts = [{char,{1,1},C band 2#11111}], ?line test_string(L, Ts) end || C <- lists:seq(0, 255)], [begin L = "$\\" ++ [C], - Ts = [{char,1,V}], + Ts = [{char,{1,1},V}], ?line test_string(L, Ts) end || {C,V} <- [{$n,$\n}, {$r,$\r}, {$t,$\t}, {$v,$\v}, {$b,$\b}, {$f,$\f}, {$e,$\e}, {$s,$\s}, @@ -440,45 +462,45 @@ chars() -> No = EC ++ Ds ++ X ++ New, [begin L = "$\\" ++ [C], - Ts = [{char,1,C}], + Ts = [{char,{1,1},C}], ?line test_string(L, Ts) end || C <- lists:seq(0, 255) -- No], [begin L = "'$\\" ++ [C] ++ "'", - Ts = [{atom,1,list_to_atom("$"++[C])}], + Ts = [{atom,{1,1},list_to_atom("$"++[C])}], ?line test_string(L, Ts) end || C <- lists:seq(0, 255) -- No], - ?line test_string("\"\\013a\\\n\"", [{string,1,"\va\n"}]), + test_string("\"\\013a\\\n\"", [{string,{1,1},"\va\n"}]), - ?line test_string("'\n'", [{atom,1,'\n'}]), - ?line test_string("\"\n\a\"", [{string,1,"\na"}]), + test_string("'\n'", [{atom,{1,1},'\n'}]), + test_string("\"\n\a\"", [{string,{1,1},"\na"}]), %% No escape [begin L = "$" ++ [C], - Ts = [{char,1,C}], + Ts = [{char,{1,1},C}], ?line test_string(L, Ts) end || C <- lists:seq(0, 255) -- (No ++ [$\\])], - ?line test_string("$\n", [{char,1,$\n}]), + test_string("$\n", [{char,{1,1},$\n}]), ?line {error,{{1,1},erl_scan,char},{1,4}} = erl_scan:string("$\\^",{1,1}), - ?line test_string("$\\\n", [{char,1,$\n}]), + test_string("$\\\n", [{char,{1,1},$\n}]), %% Robert's scanner returns line 1: - ?line test_string("$\\\n", [{char,1,$\n}]), - ?line test_string("$\n\n", [{char,1,$\n}]), + test_string("$\\\n", [{char,{1,1},$\n}]), + test_string("$\n\n", [{char,{1,1},$\n}]), ?line test("$\n\n"), ok. variables() -> - ?line test_string(" \237_Aouåeiyäö", [{var,1,'_Aouåeiyäö'}]), - ?line test_string("A_b_c@", [{var,1,'A_b_c@'}]), - ?line test_string("V@2", [{var,1,'V@2'}]), - ?line test_string("ABDÀ", [{var,1,'ABDÀ'}]), - ?line test_string("Ärlig Östen", [{var,1,'Ärlig'},{var,1,'Östen'}]), + test_string(" \237_Aouåeiyäö", [{var,{1,7},'_Aouåeiyäö'}]), + test_string("A_b_c@", [{var,{1,1},'A_b_c@'}]), + test_string("V@2", [{var,{1,1},'V@2'}]), + test_string("ABDÀ", [{var,{1,1},'ABDÀ'}]), + test_string("Ärlig Östen", [{var,{1,1},'Ärlig'},{var,{1,7},'Östen'}]), ok. eof() -> @@ -508,11 +530,25 @@ eof() -> ?line {done,{ok,[{atom,1,a}],1},eof} = erl_scan:tokens(C5,eof,1), + %% With column. + {more, C6} = erl_scan:tokens([], "a", {1,1}), + %% An error before R13A. + %% {done,{error,{1,erl_scan,scan},1},eof} = + {done,{ok,[{atom,{1,1},a}],{1,2}},eof} = + erl_scan:tokens(C6,eof,1), + %% A dot followed by eof is special: ?line {more, C} = erl_scan:tokens([], "a.", 1), ?line {done,{ok,[{atom,1,a},{dot,1}],1},eof} = erl_scan:tokens(C,eof,1), ?line {ok,[{atom,1,foo},{dot,1}],1} = erl_scan:string("foo."), + %% With column. + {more, CCol} = erl_scan:tokens([], "a.", {1,1}), + {done,{ok,[{atom,{1,1},a},{dot,{1,2}}],{1,3}},eof} = + erl_scan:tokens(CCol,eof,1), + {ok,[{atom,{1,1},foo},{dot,{1,4}}],{1,5}} = + erl_scan:string("foo.", {1,1}, []), + ok. illegal() -> @@ -816,34 +852,34 @@ unicode() -> erl_scan:string([1089]), ?line {error,{{1,1},erl_scan,{illegal,character}},{1,2}} = erl_scan:string([1089], {1,1}), - ?line {error,{1,erl_scan,{illegal,atom}},1} = + {error,{1,erl_scan,{illegal,atom}},1} = erl_scan:string("'a"++[1089]++"b'", 1), - ?line {error,{{1,1},erl_scan,{illegal,atom}},{1,6}} = + {error,{{1,1},erl_scan,{illegal,atom}},{1,6}} = erl_scan:string("'a"++[1089]++"b'", {1,1}), ?line test("\"a"++[1089]++"b\""), - ?line {ok,[{char,1,1}],1} = + {ok,[{char,1,1}],1} = erl_scan:string([$$,$\\,$^,1089], 1), - ?line {error,{1,erl_scan,Error},1} = + {error,{1,erl_scan,Error},1} = erl_scan:string("\"qa\x{aaa}", 1), - ?line "unterminated string starting with \"qa"++[2730]++"\"" = + "unterminated string starting with \"qa"++[2730]++"\"" = erl_scan:format_error(Error), ?line {error,{{1,1},erl_scan,_},{1,11}} = erl_scan:string("\"qa\\x{aaa}",{1,1}), - ?line {error,{{1,1},erl_scan,{illegal,atom}},{1,12}} = + {error,{{1,1},erl_scan,{illegal,atom}},{1,12}} = erl_scan:string("'qa\\x{aaa}'",{1,1}), - ?line {ok,[{char,1,1089}],1} = + {ok,[{char,1,1089}],1} = erl_scan:string([$$,1089], 1), - ?line {ok,[{char,1,1089}],1} = + {ok,[{char,1,1089}],1} = erl_scan:string([$$,$\\,1089], 1), Qs = "$\\x{aaa}", - ?line {ok,[{char,1,$\x{aaa}}],1} = + {ok,[{char,1,$\x{aaa}}],1} = erl_scan:string(Qs, 1), - ?line {ok,[Q2],{1,9}} = + {ok,[Q2],{1,9}} = erl_scan:string("$\\x{aaa}", {1,1}, [text]), - ?line [{category,char},{column,1},{length,8}, + [{category,char},{column,1},{length,8}, {line,1},{symbol,16#aaa},{text,Qs}] = erl_scan:token_info(Q2), @@ -1164,7 +1200,13 @@ otp_11807(Config) when is_list(Config) -> (catch erl_parse:abstract("string", [{encoding,bad}])), ok. -test_string(String, Expected) -> +test_string(String, ExpectedWithCol) -> + {ok, ExpectedWithCol, _EndWithCol} = erl_scan:string(String, {1, 1}, []), + Expected = [ begin + {L,_C} = element(2, T), + setelement(2, T, L) + end + || T <- ExpectedWithCol ], {ok, Expected, _End} = erl_scan:string(String), test(String). |