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-rw-r--r--lib/stdlib/test/binary_module_SUITE.erl15
-rw-r--r--lib/stdlib/test/calendar_SUITE.erl14
2 files changed, 26 insertions, 3 deletions
diff --git a/lib/stdlib/test/binary_module_SUITE.erl b/lib/stdlib/test/binary_module_SUITE.erl
index c5cfea5e9e..e0811f19cf 100644
--- a/lib/stdlib/test/binary_module_SUITE.erl
+++ b/lib/stdlib/test/binary_module_SUITE.erl
@@ -22,7 +22,8 @@
-export([all/0, suite/0,
interesting/1,scope_return/1,random_ref_comp/1,random_ref_sr_comp/1,
random_ref_fla_comp/1,parts/1, bin_to_list/1, list_to_bin/1,
- copy/1, referenced/1,guard/1,encode_decode/1,badargs/1,longest_common_trap/1]).
+ copy/1, referenced/1,guard/1,encode_decode/1,badargs/1,longest_common_trap/1,
+ check_no_invalid_read_bug/1]).
-export([random_number/1, make_unaligned/1]).
@@ -36,7 +37,7 @@ all() ->
[scope_return,interesting, random_ref_fla_comp, random_ref_sr_comp,
random_ref_comp, parts, bin_to_list, list_to_bin, copy,
referenced, guard, encode_decode, badargs,
- longest_common_trap].
+ longest_common_trap, check_no_invalid_read_bug].
-define(MASK_ERROR(EXPR),mask_error((catch (EXPR)))).
@@ -1361,3 +1362,13 @@ make_unaligned2(Bin0) when is_binary(Bin0) ->
Bin.
id(I) -> I.
+
+check_no_invalid_read_bug(Config) when is_list(Config) ->
+ check_no_invalid_read_bug(24);
+check_no_invalid_read_bug(60) ->
+ ok;
+check_no_invalid_read_bug(I) ->
+ N = 1 bsl I,
+ binary:encode_unsigned(N+N),
+ binary:encode_unsigned(N+N, little),
+ check_no_invalid_read_bug(I+1).
diff --git a/lib/stdlib/test/calendar_SUITE.erl b/lib/stdlib/test/calendar_SUITE.erl
index df62c0921d..c6d9dbca4a 100644
--- a/lib/stdlib/test/calendar_SUITE.erl
+++ b/lib/stdlib/test/calendar_SUITE.erl
@@ -24,6 +24,7 @@
-export([all/0, suite/0,groups/0,init_per_suite/1, end_per_suite/1,
init_per_group/2,end_per_group/2,
gregorian_days/1,
+ big_gregorian_days/1,
gregorian_seconds/1,
day_of_the_week/1,
day_of_the_week_calibrate/1,
@@ -36,13 +37,16 @@
-define(START_YEAR, 1947).
-define(END_YEAR, 2012).
+-define(BIG_START_YEAR, 20000000).
+-define(BIG_END_YEAR, 20000020).
+
suite() -> [{ct_hooks,[ts_install_cth]}].
all() ->
[gregorian_days, gregorian_seconds, day_of_the_week,
day_of_the_week_calibrate, leap_years,
last_day_of_the_month, local_time_to_universal_time_dst,
- iso_week_number, system_time, rfc3339].
+ iso_week_number, system_time, rfc3339, big_gregorian_days].
groups() ->
[].
@@ -67,6 +71,14 @@ gregorian_days(Config) when is_list(Config) ->
MaxDays = calendar:date_to_gregorian_days({?END_YEAR, 1, 1}),
check_gregorian_days(Days, MaxDays).
+%% Tests that date_to_gregorian_days and gregorian_days_to_date
+%% are each others inverses from ?BIG_START_YEAR-01-01 up to ?BIG_END_YEAR-01-01.
+%% At the same time valid_date is tested.
+big_gregorian_days(Config) when is_list(Config) ->
+ Days = calendar:date_to_gregorian_days({?BIG_START_YEAR, 1, 1}),
+ MaxDays = calendar:date_to_gregorian_days({?BIG_END_YEAR, 1, 1}),
+ check_gregorian_days(Days, MaxDays).
+
%% Tests that datetime_to_gregorian_seconds and
%% gregorian_seconds_to_date are each others inverses for a sampled
%% number of seconds from ?START_YEAR-01-01 up to ?END_YEAR-01-01: We check