From 12f41d2ce4a5152ab81eaa1bd8c1bf957d6bdc16 Mon Sep 17 00:00:00 2001
From: nekevss <nekevss@gmail.com>
Date: Sat, 3 Feb 2024 11:01:13 -0500
Subject: [PATCH] fix ToTemporalCalendarSlot on to differentiate builtins

---
 core/engine/src/builtins/temporal/calendar/mod.rs    | 12 ++++++------
 .../src/builtins/temporal/plain_date_time/mod.rs     |  3 +++
 .../src/builtins/temporal/plain_date_time/tests.rs   | 10 ++++++++++
 3 files changed, 19 insertions(+), 6 deletions(-)
 create mode 100644 core/engine/src/builtins/temporal/plain_date_time/tests.rs

diff --git a/core/engine/src/builtins/temporal/calendar/mod.rs b/core/engine/src/builtins/temporal/calendar/mod.rs
index 132af2cd1cd..4cb31160e8a 100644
--- a/core/engine/src/builtins/temporal/calendar/mod.rs
+++ b/core/engine/src/builtins/temporal/calendar/mod.rs
@@ -33,11 +33,6 @@ use boa_temporal::{
 
 mod object;
 
-/*
-#[doc(inline)]
-pub(crate) use object::JsObject;
-*/
-
 #[cfg(test)]
 mod tests;
 /// The `Temporal.Calendar` object.
@@ -1075,7 +1070,12 @@ pub(crate) fn to_temporal_calendar_slot_value(
         }
 
         // c. Return temporalCalendarLike.
-        return Ok(CalendarSlot::Protocol(calendar_like.clone()));
+        match calendar_like.clone().downcast::<Calendar>() {
+            Ok(cal) => return Ok(cal.borrow().data().slot.clone()),
+            Err(custom) => {
+                return Ok(CalendarSlot::Protocol(custom.clone()));
+            }
+        }
     }
 
     // 3. If temporalCalendarLike is not a String, throw a TypeError exception.
diff --git a/core/engine/src/builtins/temporal/plain_date_time/mod.rs b/core/engine/src/builtins/temporal/plain_date_time/mod.rs
index c643adfdd1f..64b830e2205 100644
--- a/core/engine/src/builtins/temporal/plain_date_time/mod.rs
+++ b/core/engine/src/builtins/temporal/plain_date_time/mod.rs
@@ -17,6 +17,9 @@ use crate::{
 use boa_gc::{Finalize, Trace};
 use boa_profiler::Profiler;
 
+#[cfg(test)]
+mod tests;
+
 use boa_temporal::{
     components::{
         calendar::{CalendarSlot, GetCalendarSlot},
diff --git a/core/engine/src/builtins/temporal/plain_date_time/tests.rs b/core/engine/src/builtins/temporal/plain_date_time/tests.rs
new file mode 100644
index 00000000000..4cf106bcfc0
--- /dev/null
+++ b/core/engine/src/builtins/temporal/plain_date_time/tests.rs
@@ -0,0 +1,10 @@
+use crate::{run_test_actions, TestAction};
+
+#[test]
+fn pdt_year_of_week_basic() {
+    run_test_actions([
+        TestAction::run("let calendar = Temporal.Calendar.from('iso8601')"),
+        TestAction::run("let pdt = new Temporal.PlainDateTime(1976, 11, 18, 15, 23, 30, 123, 456, 789, calendar)"),
+        TestAction::assert_eq("pdt.yearOfWeek", 1976),
+    ]);
+}