Added tests for module dispatcher

.gitignore

@@ -167,4 +167,7 @@ cython_debug/
 # and should all have detailed explanations
 
 # Version created and populated by setuptools_scm
-/src/pytest_ansible/_version.py
+/src/pytest_ansible/_version.py
+
+# JetBrains
+.idea

extra_inventory

@@ -0,0 +1,5 @@
+[extrahosts]
+extra-host-1.example.com
+extra-host-2.example.com
+extra-host-3.example.com
+extra-host-4.example.com

tests/conftest.py

@@ -12,6 +12,7 @@
 
 
 ALL_HOSTS = ["another_host", "localhost", "yet_another_host"]
+ALL_EXTRA_HOSTS = ["extrahosts"]
 
 POSITIVE_HOST_PATTERNS = [
     ("all", 3),
@@ -30,6 +31,7 @@
         marks=pytest.mark.requires_ansible_v2(),
     ),  # this is confusing, but how host slicing works on v2
     pytest.param("*[0:]", 3, marks=pytest.mark.requires_ansible_v2()),
+    ("extrahosts", 4)
 ]
 
 NEGATIVE_HOST_PATTERNS = [
@@ -118,6 +120,18 @@ def __init__(self, config, testdir) -> None:
         """,
         )
 
+        # Create extra inventory file
+        self.extra_inventory = testdir.makefile(
+            ".ini",
+            inventory="""
+                    [extrahosts]
+                    extra-host-1.example.com
+                    extra-host-2.example.com
+                    extra-host-3.example.com
+                    extra-host-4.example.com
+                """,
+        )
+
         # Create ansible.cfg file
 
     @property
@@ -148,4 +162,4 @@ def option(request, testdir):
 def hosts():
     from pytest_ansible.host_manager import get_host_manager
 
-    return get_host_manager(inventory=",".join(ALL_HOSTS), connection="local")
+    return get_host_manager(inventory=",".join(ALL_HOSTS), extra_inventory=",".join(ALL_EXTRA_HOSTS), connection="local")