fixup! tests/heap_cmd: shell-based heap function test app

Author: gschorcht

tests/heap_cmd/Makefile

@@ -7,6 +7,4 @@ USEMODULE += shell
 USEMODULE += shell_commands
 USEMODULE += ps
 
-TEST_ON_CI_WHITELIST += all
-
 include $(RIOTBASE)/Makefile.include

tests/heap_cmd/tests/01-run.py

@@ -9,11 +9,14 @@
 import sys
 from testrunner import run
 
+
 def testfunc(child):
     # check startup message
     child.expect('Shell-based test application for heap functions.')
     child.sendline('heap')
-    child.expect('heap: \d+ \(used \d+, free \d+\) \[bytes\]')
+    ret = child.expect(['heap: \d+ \(used \d+, free \d+\) \[bytes\]', 'heap statistics are not supported'])
+    if ret == 1:
+        return
     child.sendline('malloc 100')
     child.expect('allocated 0x')
     addr = child.readline()
@@ -27,5 +30,6 @@ def testfunc(child):
     child.sendline('heap')
     child.expect('heap: \d+ \(used \d+, free \d+\) \[bytes\]')
 
+
 if __name__ == "__main__":
     sys.exit(run(testfunc))