Add test inventory which uses reference default value and Python test

Author: simu

tests/inventory-reference-default-values/classes/class1.yml

@@ -0,0 +1,6 @@
+parameters:
+  class1:
+    foo: ${class1:bar::default}
+    foo2: ${class1:foo}
+    qux: \${foo}
+    qux2: ${foo::\${foo\}}

tests/inventory-reference-default-values/classes/class2.yml

@@ -0,0 +1,11 @@
+parameters:
+  class2:
+    foo: ${bar::default}
+    bar:
+      baz:
+        foo: foo
+        qux:
+          foo: foo
+          bar: bar
+    qux:
+      foo: class2foo

tests/inventory-reference-default-values/nodes/n1.yml

@@ -0,0 +1,47 @@
+classes:
+  - class1
+  - class2
+
+parameters:
+  n1_a: ${class3::${class1}}
+  n1_list:
+    - a
+    - \${bar}
+  n1_b: ${foo::${n1_list}}
+  class2:
+    foo: foo
+    bar: ${class1}
+    qux:
+      foo: ${class1:bar::${class1:foo}}
+
+  expected:
+    class1:
+      foo: default
+      foo2: default
+      qux: \${foo}
+      qux2: \${foo}
+    class2:
+      foo: foo
+      bar:
+        foo: default
+        foo2: default
+        qux: \${foo}
+        qux2: \${foo}
+        baz:
+          foo: foo
+          qux:
+            foo: foo
+            bar: bar
+      qux:
+        foo: default
+    n1_a:
+      foo: default
+      foo2: default
+      qux: \${foo}
+      qux2: \${foo}
+    n1_list:
+      - a
+      - \${bar}
+    n1_b:
+      - a
+      - \${bar}

tests/test_inventory_reference_default_values.py

@@ -0,0 +1,29 @@
+import reclass_rs
+import pytest
+import sys
+
+
+def test_inventory_class_mappings():
+    import reclass
+    import reclass.core
+
+    config_options = {
+        "nodes_uri": "nodes",
+        "classes_uri": "classes",
+    }
+    c = reclass_rs.Config.from_dict(
+        "./tests/inventory-reference-default-values", config_options
+    )
+    assert c is not None
+
+    r = reclass_rs.Reclass.from_config(c)
+    assert r is not None
+
+    inv = r.inventory().as_dict()
+
+    n1_params = inv["nodes"]["n1"]["parameters"]
+    n1_expected = n1_params["expected"]
+    del n1_params["expected"]
+    del n1_params["_reclass_"]
+
+    assert n1_params == n1_expected