Add test for where clause with optional

Author: mbrandonw

Tests/StructuredQueriesTests/WhereTests.swift

@@ -1,6 +1,8 @@
+import Dependencies
 import Foundation
 import InlineSnapshotTesting
 import StructuredQueries
+import StructuredQueriesSQLite
 import Testing
 
 extension SnapshotTests {
@@ -109,5 +111,30 @@ extension SnapshotTests {
         """
       }
     }
+
+    @Test func optionalBoolean() throws {
+      @Dependency(\.defaultDatabase) var db
+      let remindersListIDs = try db.execute(
+        RemindersList.insert {
+          RemindersList.Draft(title: "New list")
+        }
+          .returning(\.id)
+      )
+      let remindersListID = try #require(remindersListIDs.first)
+
+      assertQuery(
+        RemindersList
+          .find(remindersListID)
+          .leftJoin(Reminder.all) { $0.id.eq($1.remindersListID) }
+          .where { $1.isCompleted }
+      ) {
+        """
+        SELECT "remindersLists"."id", "remindersLists"."color", "remindersLists"."title", "reminders"."id", "reminders"."assignedUserID", "reminders"."dueDate", "reminders"."isCompleted", "reminders"."isFlagged", "reminders"."notes", "reminders"."priority", "reminders"."remindersListID", "reminders"."title"
+        FROM "remindersLists"
+        LEFT JOIN "reminders" ON ("remindersLists"."id" = "reminders"."remindersListID")
+        WHERE ("remindersLists"."id" = 4) AND "reminders"."isCompleted"
+        """
+      }
+    }
   }
 }