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authorBjörn Gustavsson <[email protected]>2013-01-28 13:18:08 +0100
committerBjörn Gustavsson <[email protected]>2013-01-31 11:14:47 +0100
commite26788bf716eab7dfbfc6a1ea000b5d428a99c40 (patch)
tree2aa05ddc33b8e71c31bbe0d9c7f64599ee138268 /lib/stdlib/test
parent68b804f34d4ec420d86953e3f519179a40fbee8f (diff)
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Provoke basic semantic errors to improve test coverage
Diffstat (limited to 'lib/stdlib/test')
-rw-r--r--lib/stdlib/test/erl_lint_SUITE.erl52
1 files changed, 50 insertions, 2 deletions
diff --git a/lib/stdlib/test/erl_lint_SUITE.erl b/lib/stdlib/test/erl_lint_SUITE.erl
index 564f27a512..056021b8aa 100644
--- a/lib/stdlib/test/erl_lint_SUITE.erl
+++ b/lib/stdlib/test/erl_lint_SUITE.erl
@@ -58,7 +58,8 @@
otp_8051/1,
format_warn/1,
on_load_successful/1, on_load_failing/1,
- too_many_arguments/1
+ too_many_arguments/1,
+ basic_errors/1
]).
% Default timetrap timeout (set in init_per_testcase).
@@ -84,7 +85,7 @@ all() ->
otp_5878, otp_5917, otp_6585, otp_6885, otp_10436, export_all,
bif_clash, behaviour_basic, behaviour_multiple,
otp_7550, otp_8051, format_warn, {group, on_load},
- too_many_arguments].
+ too_many_arguments, basic_errors].
groups() ->
[{unused_vars_warn, [],
@@ -2971,6 +2972,53 @@ too_many_arguments(Config) when is_list(Config) ->
ok.
+%% Test some basic errors to improve coverage.
+basic_errors(Config) ->
+ Ts = [{redefine_module,
+ <<"-module(redefine_module).">>,
+ [],
+ {errors,[{1,erl_lint,redefine_module}],[]}},
+
+ {attr_after_function,
+ <<"f() -> ok.
+ -attr(x).">>,
+ [],
+ {errors,[{2,erl_lint,{attribute,attr}}],[]}},
+
+ {redefine_function,
+ <<"f() -> ok.
+ f() -> ok.">>,
+ [],
+ {errors,[{2,erl_lint,{redefine_function,{f,0}}}],[]}},
+
+ {redefine_record,
+ <<"-record(r, {a}).
+ -record(r, {a}).
+ f(#r{}) -> ok.">>,
+ [],
+ {errors,[{2,erl_lint,{redefine_record,r}}],[]}},
+
+ {illegal_record_info,
+ <<"f1() -> record_info(42, record).
+ f2() -> record_info(shoe_size, record).">>,
+ [],
+ {errors,[{1,erl_lint,illegal_record_info},
+ {2,erl_lint,illegal_record_info}],[]}},
+
+ {illegal_expr,
+ <<"f() -> a:b.">>,
+ [],
+ {errors,[{1,erl_lint,illegal_expr}],[]}},
+
+ {illegal_pattern,
+ <<"f(A+B) -> ok.">>,
+ [],
+ {errors,[{1,erl_lint,illegal_pattern}],[]}}
+ ],
+ [] = run(Config, Ts),
+ ok.
+
+
run(Config, Tests) ->
F = fun({N,P,Ws,E}, BadL) ->
case catch run_test(Config, P, Ws) of