add test for Explorer run_global_explorers

Signed-off-by: Steven Armstrong <steven@icarus.ethz.ch>

lib/cdist/test/explorer/__init__.py

@@ -62,7 +62,7 @@ class ExplorerClassTestCase(test.CdistTestCase):
         shutil.rmtree(self.remote_base_path)
 
     def test_list_global_explorer_names(self):
-        expected = ['global']
+        expected = ['foobar', 'global']
         self.assertEqual(self.explorer.list_global_explorer_names(), expected)
 
     def test_transfer_global_explorers(self):
@@ -76,6 +76,12 @@ class ExplorerClassTestCase(test.CdistTestCase):
         output = self.explorer.run_global_explorer('global')
         self.assertEqual(output, 'global\n')
 
+    def test_run_global_explorers(self):
+        out_path = self.mkdtemp()
+        self.explorer.run_global_explorers(out_path)
+        self.assertEqual(os.listdir(out_path), ['foobar', 'global'])
+        shutil.rmtree(out_path)
+
     def test_list_type_explorer_names(self):
         cdist_type = core.Type(self.local.type_path, '__test_type')
         expected = cdist_type.explorers

lib/cdist/test/explorer/fixtures/conf/explorer/foobar

@@ -0,0 +1,2 @@
+#!/bin/sh
+echo foobar