diff --git a/tests/phpunit/tests/term/wpDeleteObjectTermRelationships.php b/tests/phpunit/tests/term/wpDeleteObjectTermRelationships.php
new file mode 100644
index 0000000000..c4b7611153
--- /dev/null
+++ b/tests/phpunit/tests/term/wpDeleteObjectTermRelationships.php
@@ -0,0 +1,56 @@
+<?php
+
+/**
+ * @group taxonomy
+ * @covers ::wp_delete_object_term_relationships
+ */
+class Tests_Term_WpDeleteObjectTermRelationships extends WP_UnitTestCase {
+	public function test_single_taxonomy() {
+		register_taxonomy( 'wptests_tax1', 'post' );
+		register_taxonomy( 'wptests_tax2', 'post' );
+
+		$t1 = $this->factory->term->create( array( 'taxonomy' => 'wptests_tax1' ) );
+		$t2 = $this->factory->term->create( array( 'taxonomy' => 'wptests_tax2' ) );
+
+		$object_id = 567;
+
+		wp_set_object_terms( $object_id, array( $t1 ), 'wptests_tax1' );
+		wp_set_object_terms( $object_id, array( $t2 ), 'wptests_tax2' );
+
+		// Confirm the setup.
+		$terms = wp_get_object_terms( $object_id, array( 'wptests_tax1', 'wptests_tax2' ), array( 'fields' => 'ids' ) );
+		$this->assertEqualSets( array( $t1, $t2 ), $terms );
+
+		// wp_delete_object_term_relationships() doesn't have a return value.
+		wp_delete_object_term_relationships( $object_id, 'wptests_tax2' );
+		$terms = wp_get_object_terms( $object_id, array( 'wptests_tax1', 'wptests_tax2' ), array( 'fields' => 'ids' ) );
+
+		$this->assertEqualSets( array( $t1 ), $terms );
+	}
+
+	public function test_array_of_taxonomies() {
+		register_taxonomy( 'wptests_tax1', 'post' );
+		register_taxonomy( 'wptests_tax2', 'post' );
+		register_taxonomy( 'wptests_tax3', 'post' );
+
+		$t1 = $this->factory->term->create( array( 'taxonomy' => 'wptests_tax1' ) );
+		$t2 = $this->factory->term->create( array( 'taxonomy' => 'wptests_tax2' ) );
+		$t3 = $this->factory->term->create( array( 'taxonomy' => 'wptests_tax3' ) );
+
+		$object_id = 567;
+
+		wp_set_object_terms( $object_id, array( $t1 ), 'wptests_tax1' );
+		wp_set_object_terms( $object_id, array( $t2 ), 'wptests_tax2' );
+		wp_set_object_terms( $object_id, array( $t3 ), 'wptests_tax3' );
+
+		// Confirm the setup.
+		$terms = wp_get_object_terms( $object_id, array( 'wptests_tax1', 'wptests_tax2', 'wptests_tax3' ), array( 'fields' => 'ids' ) );
+		$this->assertEqualSets( array( $t1, $t2, $t3 ), $terms );
+
+		// wp_delete_object_term_relationships() doesn't have a return value.
+		wp_delete_object_term_relationships( $object_id, array( 'wptests_tax1', 'wptests_tax3' ) );
+		$terms = wp_get_object_terms( $object_id, array( 'wptests_tax1', 'wptests_tax2', 'wptests_tax3' ), array( 'fields' => 'ids' ) );
+
+		$this->assertEqualSets( array( $t2 ), $terms );
+	}
+}