first pass of merging in warp (doesn't build)

app/src/terminal/settings_tests.rs

@@ -0,0 +1,48 @@
+use settings_value::SettingsValue;
+
+use super::*;
+
+#[test]
+fn osc52_default_is_deny() {
+    assert_eq!(Osc52ClipboardAccess::default(), Osc52ClipboardAccess::Deny);
+}
+
+#[test]
+fn osc52_deny_blocks_read_and_write() {
+    let access = Osc52ClipboardAccess::Deny;
+    assert!(!access.allows_read());
+    assert!(!access.allows_write());
+}
+
+#[test]
+fn osc52_write_only_allows_write_but_not_read() {
+    let access = Osc52ClipboardAccess::WriteOnly;
+    assert!(access.allows_write());
+    assert!(!access.allows_read());
+}
+
+#[test]
+fn osc52_read_write_allows_both() {
+    let access = Osc52ClipboardAccess::ReadWrite;
+    assert!(access.allows_read());
+    assert!(access.allows_write());
+}
+
+#[test]
+fn osc52_deserializes_all_variants_from_settings_value() {
+    let deny = Osc52ClipboardAccess::from_file_value(&serde_json::json!("deny")).unwrap();
+    assert_eq!(deny, Osc52ClipboardAccess::Deny);
+
+    let write_only =
+        Osc52ClipboardAccess::from_file_value(&serde_json::json!("write_only")).unwrap();
+    assert_eq!(write_only, Osc52ClipboardAccess::WriteOnly);
+
+    let read_write =
+        Osc52ClipboardAccess::from_file_value(&serde_json::json!("read_write")).unwrap();
+    assert_eq!(read_write, Osc52ClipboardAccess::ReadWrite);
+}
+
+#[test]
+fn osc52_rejects_unknown_variant() {
+    assert!(Osc52ClipboardAccess::from_file_value(&serde_json::json!("allow_all")).is_none());
+}