From fb46e265544cc57c5afc8c9b1ff903c19e48dcee Mon Sep 17 00:00:00 2001
From: John Koster <john@stillat.com>
Date: Mon, 29 Aug 2022 08:58:39 -0500
Subject: [PATCH] Adds default entity type values for backwards compatibility
 #7

---
 src/EntryRelationship.php |  4 ++--
 tests/OneToManyTest.php   | 35 +++++++++++++++++++++++++++++++++++
 2 files changed, 37 insertions(+), 2 deletions(-)

diff --git a/src/EntryRelationship.php b/src/EntryRelationship.php
index 49b8d68..9fd7400 100644
--- a/src/EntryRelationship.php
+++ b/src/EntryRelationship.php
@@ -38,7 +38,7 @@ public function collection($collection)
         $this->leftCollection = $collection;
     }
 
-    public function field($handle, $entityType)
+    public function field($handle, $entityType = 'entry')
     {
         $this->leftField = $handle;
         $this->leftType = $entityType;
@@ -53,7 +53,7 @@ public function isRelatedTo($rightCollectionHandle)
         return $this;
     }
 
-    public function through($rightCollectionFieldHandle, $entityType)
+    public function through($rightCollectionFieldHandle, $entityType = 'entry')
     {
         $this->rightField = $rightCollectionFieldHandle;
         $this->rightType = $entityType;
diff --git a/tests/OneToManyTest.php b/tests/OneToManyTest.php
index a5645ef..fc5ddff 100644
--- a/tests/OneToManyTest.php
+++ b/tests/OneToManyTest.php
@@ -33,6 +33,41 @@ public function test_one_to_many_relationships()
         $this->assertSame([], Entry::find('authors-2')->get('books', []));
     }
 
+    public function test_explicit_one_to_many()
+    {
+        Relate::clear();
+        Relate::collection('books')
+                ->field('author')
+            ->isRelatedTo('authors')
+                ->through('books')
+            ->manyToOne();
+
+        Relate::collection('authors')
+                ->field('books')
+            ->isRelatedTo('books')
+                ->through('author')
+            ->oneToMany();
+
+        Entry::find('books-1')->set('author', 'authors-1')->save();
+
+        $this->assertSame(['books-1'], Entry::find('authors-1')->get('books', []));
+
+        Entry::find('books-2')->set('author', 'authors-1')->save();
+
+        $this->assertSame(['books-1', 'books-2'], Entry::find('authors-1')->get('books', []));
+
+        Entry::find('books-2')->set('author', 'authors-2')->save();
+
+        $this->assertSame(['books-1'], Entry::find('authors-1')->get('books', []));
+        $this->assertSame(['books-2'], Entry::find('authors-2')->get('books', []));
+
+        Entry::find('books-1')->set('author', null)->save();
+        Entry::find('books-2')->set('author', null)->save();
+
+        $this->assertSame([], Entry::find('authors-1')->get('books', []));
+        $this->assertSame([], Entry::find('authors-2')->get('books', []));
+    }
+
     public function test_one_to_many_user_relationships()
     {
         Relate::clear()