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authorBjörn-Egil Dahlberg <[email protected]>2016-11-07 10:57:53 +0100
committerBjörn-Egil Dahlberg <[email protected]>2016-11-07 10:57:53 +0100
commit7f1bcd00a8434e40c07e43c8008c4bd360051032 (patch)
tree9f27c76b46e4381708d114527783588e4531175c /erts
parent6b65755cb4f557f7f80003773368adc18db126f6 (diff)
parenta8f4d0d3a95f2b94bff496b25797c15cf7154d85 (diff)
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Merge branch 'maint'
Diffstat (limited to 'erts')
-rw-r--r--erts/emulator/test/port_SUITE.erl25
1 files changed, 14 insertions, 11 deletions
diff --git a/erts/emulator/test/port_SUITE.erl b/erts/emulator/test/port_SUITE.erl
index 4323849465..d4e77d634a 100644
--- a/erts/emulator/test/port_SUITE.erl
+++ b/erts/emulator/test/port_SUITE.erl
@@ -976,21 +976,21 @@ try_bad_env(Env) ->
%% Test that we can handle a very very large environment gracefully.
huge_env(Config) when is_list(Config) ->
ct:timetrap({minutes, 2}),
- Vars = case os:type() of
- {win32,_} -> 500;
- _ ->
- %% We create a huge environment,
- %% 20000 variables is about 25MB
- %% which seems to be the limit on Linux.
- 20000
- end,
+ {Vars, Cmd} = case os:type() of
+ {win32,_} -> {500, "cmd /q /c ls"};
+ _ ->
+ %% We create a huge environment,
+ %% 20000 variables is about 25MB
+ %% which seems to be the limit on Linux.
+ {20000, "ls"}
+ end,
Env = [{[$a + I div (25*25*25*25) rem 25,
$a + I div (25*25*25) rem 25,
$a + I div (25*25) rem 25,
$a+I div 25 rem 25, $a+I rem 25],
lists:duplicate(100,$a+I rem 25)}
|| I <- lists:seq(1,Vars)],
- try erlang:open_port({spawn,"ls"},[exit_status, {env, Env}]) of
+ try erlang:open_port({spawn,Cmd},[exit_status, {env, Env}]) of
P ->
receive
{P, {exit_status,N}} = M ->
@@ -1009,7 +1009,10 @@ huge_env(Config) when is_list(Config) ->
%% Test to spawn program with command payload buffer
%% just around pipe capacity (9f779819f6bda734c5953468f7798)
pipe_limit_env(Config) when is_list(Config) ->
- Cmd = "true",
+ Cmd = case os:type() of
+ {win32,_} -> "cmd /q /c true";
+ _ -> "true"
+ end,
CmdSize = command_payload_size(Cmd),
Limits = [4096, 16384, 65536], % Try a couple of common pipe buffer sizes
@@ -1026,7 +1029,7 @@ pipe_limit_env_do(Bytes, Cmd, CmdSize) ->
try erlang:open_port({spawn,Cmd},[exit_status, {env, Env}]) of
P ->
receive
- {P, {exit_status,N}} = M ->
+ {P, {exit_status,N}} ->
%% Bug caused exit_status 150 (EINVAL+128)
0 = N
end