Add ssl (and crypto and public_key) ensure tests.

That is, for test cases that depend of a running
ssl app, added tests that ssl is actually running
(actually the key app here is crypto, since the
simplest way to test if ssl works is by testing
if crypto does...).

1 files changed, 32 insertions, 0 deletions

diff --git a/lib/inets/test/inets_test_lib.erl b/lib/inets/test/inets_test_lib.erl
index ddb1a49394..bbed35e1f8 100644
--- a/lib/inets/test/inets_test_lib.erl
+++ b/lib/inets/test/inets_test_lib.erl
@@ -35,6 +35,7 @@
 -export([check_body/1]).
 -export([millis/0, millis_diff/2, hours/1, minutes/1, seconds/1, sleep/1]).
 -export([oscmd/1, has_ipv6_support/1]).
+-export([ensure_started/1]).
 -export([non_pc_tc_maybe_skip/4, os_based_skip/1, skip/3, fail/3]).
 -export([flush/0]).
 -export([start_node/1, stop_node/1]).
@@ -126,6 +127,37 @@ await_stopped(Node, N) ->
 
 
 %% ----------------------------------------------------------------
+%% Ensure apps are started
+%% This to ensure we dont attempt to run teatcases on platforms 
+%% where there is no working ssl app.
+
+ensure_started([]) ->
+    ok;
+ensure_started([App|Apps]) ->
+    ensure_started(App),
+    ensure_started(Apps);
+ensure_started(crypto = App) ->
+    %% We have to treat crypto in this special way because 
+    %% only this function ensures that the NIF lib is actually
+    %% loaded. And only by loading that lib can we know if it 
+    %% is even possible to run crypto.
+    do_ensure_started(App, fun() -> crypto:start() end);
+ensure_started(App) when is_atom(App) ->
+    do_ensure_started(App, fun() -> application:start(App) end).
+
+do_ensure_started(App, Start) when is_function(Start) ->
+    case (catch Start()) of
+	ok ->
+	    ok;
+	{error, {already_started, _}} ->
+	    ok;
+	Error ->
+	    throw({error, {failed_starting, App, Error}})
+    end.
+
+
+
+%% ----------------------------------------------------------------
 %% HTTPD starter functions
 %%