First round of snapshot tests for patch_compute

src/snapshot/tests/compute.rs

@@ -1,14 +1,21 @@
 use std::borrow::Cow;
 
-use rbx_dom_weak::RbxInstanceProperties;
+use insta::assert_yaml_snapshot;
+use maplit::hashmap;
+use rbx_dom_weak::{RbxInstanceProperties, RbxValue};
+
+use rojo_insta_ext::RedactionMap;
 
 use crate::snapshot::{compute_patch_set, InstancePropertiesWithMeta, InstanceSnapshot, RojoTree};
 
 #[test]
-fn reify_folder() {
-    let tree = empty_tree();
+fn set_name_and_class_name() {
+    let mut redactions = RedactionMap::new();
 
-    let folder = InstanceSnapshot {
+    let tree = empty_tree();
+    redactions.intern(tree.get_root_id());
+
+    let snapshot = InstanceSnapshot {
         snapshot_id: None,
         metadata: Default::default(),
         name: Cow::Borrowed("Some Folder"),
@@ -17,10 +24,69 @@ fn reify_folder() {
         children: Vec::new(),
     };
 
-    let _patch_set = compute_patch_set(&folder, &tree, tree.get_root_id());
+    let patch_set = compute_patch_set(&snapshot, &tree, tree.get_root_id());
+    let patch_value = redactions.redacted_yaml(patch_set);
 
-    // TODO: Make assertions about patch set using snapshots. This needs patches
-    // to be serializable and also to have ID redactions more readily available.
+    assert_yaml_snapshot!(patch_value);
+}
+
+#[test]
+fn set_property() {
+    let mut redactions = RedactionMap::new();
+
+    let tree = empty_tree();
+    redactions.intern(tree.get_root_id());
+
+    let snapshot = InstanceSnapshot {
+        snapshot_id: None,
+        metadata: Default::default(),
+        name: Cow::Borrowed("ROOT"),
+        class_name: Cow::Borrowed("ROOT"),
+        properties: hashmap! {
+            "PropertyName".to_owned() => RbxValue::String {
+                value: "Hello, world!".to_owned(),
+            },
+        },
+        children: Vec::new(),
+    };
+
+    let patch_set = compute_patch_set(&snapshot, &tree, tree.get_root_id());
+    let patch_value = redactions.redacted_yaml(patch_set);
+
+    assert_yaml_snapshot!(patch_value);
+}
+
+#[test]
+fn remove_property() {
+    let mut redactions = RedactionMap::new();
+
+    let mut tree = empty_tree();
+    redactions.intern(tree.get_root_id());
+
+    {
+        let root_id = tree.get_root_id();
+        let mut root_instance = tree.get_instance_mut(root_id).unwrap();
+        root_instance.properties_mut().insert(
+            "Foo".to_owned(),
+            RbxValue::String {
+                value: "This should be removed by the patch.".to_owned(),
+            },
+        );
+    }
+
+    let snapshot = InstanceSnapshot {
+        snapshot_id: None,
+        metadata: Default::default(),
+        name: Cow::Borrowed("ROOT"),
+        class_name: Cow::Borrowed("ROOT"),
+        properties: Default::default(),
+        children: Vec::new(),
+    };
+
+    let patch_set = compute_patch_set(&snapshot, &tree, tree.get_root_id());
+    let patch_value = redactions.redacted_yaml(patch_set);
+
+    assert_yaml_snapshot!(patch_value);
 }
 
 fn empty_tree() -> RojoTree {

src/snapshot/tests/snapshots/compute__remove_property.snap

@@ -0,0 +1,13 @@
+---
+source: src/snapshot/tests/compute.rs
+expression: patch_value
+---
+removed_instances: []
+added_instances: []
+updated_instances:
+  - id: id-1
+    changed_name: ~
+    changed_class_name: ~
+    changed_properties:
+      Foo: ~
+    changed_metadata: ~

src/snapshot/tests/snapshots/compute__set_name_and_class_name.snap

@@ -0,0 +1,12 @@
+---
+source: src/snapshot/tests/compute.rs
+expression: patch_value
+---
+removed_instances: []
+added_instances: []
+updated_instances:
+  - id: id-1
+    changed_name: Some Folder
+    changed_class_name: Folder
+    changed_properties: {}
+    changed_metadata: ~

src/snapshot/tests/snapshots/compute__set_property.snap

@@ -0,0 +1,15 @@
+---
+source: src/snapshot/tests/compute.rs
+expression: patch_value
+---
+removed_instances: []
+added_instances: []
+updated_instances:
+  - id: id-1
+    changed_name: ~
+    changed_class_name: ~
+    changed_properties:
+      PropertyName:
+        Type: String
+        Value: "Hello, world!"
+    changed_metadata: ~