diff options
Diffstat (limited to 'lib/tools')
| -rw-r--r-- | lib/tools/test/cover_SUITE.erl | 36 | ||||
| -rw-r--r-- | lib/tools/test/cover_SUITE_data/f.erl | 7 |
2 files changed, 32 insertions, 11 deletions
diff --git a/lib/tools/test/cover_SUITE.erl b/lib/tools/test/cover_SUITE.erl index ec61c57cec..80807b1d38 100644 --- a/lib/tools/test/cover_SUITE.erl +++ b/lib/tools/test/cover_SUITE.erl @@ -516,13 +516,11 @@ reconnect(Config) -> cover:flush(N1), rpc:call(N1,f,f1,[]), - %% This will cause a call to f:f2() when nodes()==[] on N1 + %% This will cause first casue the N1 node to initiate a + %% disconnect and then call f:f2() when nodes() =:= [] on N1. rpc:cast(N1,f,call_f2_when_isolated,[]), - - %% Disconnect and check that node is removed from main cover node - net_kernel:disconnect(N1), timer:sleep(500), % allow some to detect disconnect and for f:f2() call - [] = cover:which_nodes(), + cover_which_nodes([]), %% Do some add one module (b) and remove one module (a) code:purge(a), @@ -530,7 +528,7 @@ reconnect(Config) -> {ok,b} = cover:compile(b), cover_compiled = code:which(b), - [] = cover:which_nodes(), + cover_which_nodes([]), check_f_calls(1,0), % only the first call - before the flush %% Reconnect the node and check that b and f are cover compiled but not a @@ -573,7 +571,7 @@ die_and_reconnect(Config) -> %% Kill the node rpc:call(N1,erlang,halt,[]), - [] = cover:which_nodes(), + cover_which_nodes([]), check_f_calls(1,0), % only the first call - before the flush @@ -614,7 +612,7 @@ dont_reconnect_after_stop(Config) -> %% Stop cover on the node, then terminate the node cover:stop(N1), rpc:call(N1,erlang,halt,[]), - [] = cover:which_nodes(), + cover_which_nodes([]), check_f_calls(1,0), @@ -622,7 +620,7 @@ dont_reconnect_after_stop(Config) -> {ok,N1} = ?t:start_node(NodeName,peer, [{args," -pa " ++ DataDir},{start_cover,false}]), timer:sleep(300), - [] = cover:which_nodes(), + cover_which_nodes([]), Beam = rpc:call(N1,code,which,[f]), false = (Beam==cover_compiled), @@ -667,7 +665,7 @@ stop_node_after_disconnect(Config) -> {ok,N1} = ?t:start_node(NodeName,peer, [{args," -pa " ++ DataDir},{start_cover,false}]), timer:sleep(300), - [] = cover:which_nodes(), + cover_which_nodes([]), Beam = rpc:call(N1,code,which,[f]), false = (Beam==cover_compiled), @@ -1575,3 +1573,21 @@ is_unloaded(What) -> check_f_calls(F1,F2) -> {ok,[{{f,f1,0},F1},{{f,f2,0},F2}|_]} = cover:analyse(f,calls,function). + +cover_which_nodes(Expected) -> + case cover:which_nodes() of + Expected -> + ok; + Other -> + {Time,ok} = timer:tc(fun Retry() -> + case cover:which_nodes() of + Expected -> ok; + _ -> + ?t:sleep(100), + Retry() + end + end), + io:format("~p ms before cover:which_nodes() returned ~p", + [Time,Expected]), + Expected = Other + end. diff --git a/lib/tools/test/cover_SUITE_data/f.erl b/lib/tools/test/cover_SUITE_data/f.erl index ce2963014a..a29a67b388 100644 --- a/lib/tools/test/cover_SUITE_data/f.erl +++ b/lib/tools/test/cover_SUITE_data/f.erl @@ -10,10 +10,15 @@ f2() -> f2_line2. call_f2_when_isolated() -> + [Other] = nodes(), + net_kernel:disconnect(Other), + do_call_f2_when_isolated(). + +do_call_f2_when_isolated() -> case nodes() of [] -> f2(); _ -> timer:sleep(100), - call_f2_when_isolated() + do_call_f2_when_isolated() end. |