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authorPatrik Nyblom <[email protected]>2010-05-10 16:27:58 +0200
committerBjörn Gustavsson <[email protected]>2010-05-17 15:51:50 +0200
commit97ab480df55cf574ab42a87b6927ef5bba83000e (patch)
treea19bfd73bfb45d772c4fd54cad13c1050a6b59a3 /lib/stdlib/test
parentdce00e268eb36048a729db9a2a9aebd4df0e7395 (diff)
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Add documentation for binary module
Correct behaviour of copy/2 witn 0 copies.
Diffstat (limited to 'lib/stdlib/test')
-rw-r--r--lib/stdlib/test/binary_module_SUITE.erl5
-rw-r--r--lib/stdlib/test/binref.erl2
2 files changed, 4 insertions, 3 deletions
diff --git a/lib/stdlib/test/binary_module_SUITE.erl b/lib/stdlib/test/binary_module_SUITE.erl
index 028b7f0f17..16ed9a2c26 100644
--- a/lib/stdlib/test/binary_module_SUITE.erl
+++ b/lib/stdlib/test/binary_module_SUITE.erl
@@ -727,9 +727,10 @@ copy(Config) when is_list(Config) ->
?line RS = random_string({1,10000}),
?line RS = RS2 = binary:copy(RS),
?line false = erts_debug:same(RS,RS2),
- ?line badarg = ?MASK_ERROR(binary:copy(<<1,2,3>>,0)),
+ ?line <<>> = ?MASK_ERROR(binary:copy(<<1,2,3>>,0)),
?line badarg = ?MASK_ERROR(binary:copy(<<1,2,3:3>>,2)),
- ?line badarg = ?MASK_ERROR(binary:copy(<<>>,0)),
+ ?line badarg = ?MASK_ERROR(binary:copy([],0)),
+ ?line <<>> = ?MASK_ERROR(binary:copy(<<>>,0)),
?line badarg = ?MASK_ERROR(binary:copy(<<1,2,3>>,1.0)),
?line badarg = ?MASK_ERROR(binary:copy(<<1,2,3>>,
16#FFFFFFFFFFFFFFFFFFFFFFFFFFFFFF)),
diff --git a/lib/stdlib/test/binref.erl b/lib/stdlib/test/binref.erl
index af79c8fa09..6d96736ef3 100644
--- a/lib/stdlib/test/binref.erl
+++ b/lib/stdlib/test/binref.erl
@@ -465,7 +465,7 @@ copy(Subject) ->
copy(Subject,1).
copy(Subject,N) ->
try
- true = is_integer(N) and (N > 0) and is_binary(Subject), % Badarg, not function clause
+ true = is_integer(N) and (N >= 0) and is_binary(Subject), % Badarg, not function clause
erlang:list_to_binary(lists:duplicate(N,Subject))
catch
_:_ ->