wip

Author: Syndesi

tests/Type/RelationTest.php

@@ -0,0 +1,102 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Syndesi\CypherDataStructures\Tests\Type;
+
+use PHPUnit\Framework\TestCase;
+use Syndesi\CypherDataStructures\Type\Node;
+use Syndesi\CypherDataStructures\Type\Relation;
+
+class RelationTest extends TestCase
+{
+    public function testRelationIsInitiallyEmpty(): void
+    {
+        $relation = new Relation();
+        $this->assertNull($relation->getType());
+        $this->assertEmpty($relation->getProperties());
+        $this->assertEmpty($relation->getIdentifiers());
+        $this->assertNull($relation->getStartNode());
+        $this->assertNull($relation->getEndNode());
+    }
+
+    public function testRelationType(): void
+    {
+        $relation = new Relation();
+        $relation->setType('SOME_TYPE');
+        $this->assertSame('SOME_TYPE', $relation->getType());
+        $relation->setType(null);
+        $this->assertNull($relation->getType());
+    }
+
+    public function testRelationStartNode(): void
+    {
+        $relation = new Relation();
+        $this->assertNull($relation->getStartNode());
+        $node = (new Node())
+            ->addLabel('Node')
+            ->addProperty('id', 123)
+            ->addIdentifier('id');
+        $relation->setStartNode($node);
+        $this->assertSame($node, $relation->getStartNode());
+        $relation->setStartNode(null);
+        $this->assertNull($relation->getStartNode());
+    }
+
+    public function testRelationEndNode(): void
+    {
+        $relation = new Relation();
+        $this->assertNull($relation->getEndNode());
+        $node = (new Node())
+            ->addLabel('Node')
+            ->addProperty('id', 123)
+            ->addIdentifier('id');
+        $relation->setEndNode($node);
+        $this->assertSame($node, $relation->getEndNode());
+        $relation->setEndNode(null);
+        $this->assertNull($relation->getEndNode());
+    }
+
+    public function testToString(): void
+    {
+        $relation = (new Relation())
+            ->setType('SOME_TYPE')
+            ->addProperty('id', 123)
+            ->addProperty('hello', 'world')
+            ->addIdentifier('id')
+            ->setStartNode(
+                (new Node())
+                    ->addLabel('StartNode')
+            )
+            ->setEndNode(
+                (new Node())
+                    ->addLabel('EndNode')
+            );
+        $this->assertSame("(:StartNode)-[:SOME_TYPE {hello: 'world', id: '123'}]->(:EndNode)", (string) $relation);
+    }
+
+    public function testIsEqualTo(): void
+    {
+        $relation = (new Relation())
+            ->setType('SOME_TYPE')
+            ->addProperty('id', 123)
+            ->addProperty('hello', 'world')
+            ->addIdentifier('id')
+            ->setStartNode(
+                (new Node())
+                    ->addLabel('StartNode')
+            )
+            ->setEndNode(
+                (new Node())
+                    ->addLabel('EndNode')
+            );
+        $this->assertFalse($relation->isEqualTo(123));
+        $this->assertFalse($relation->isEqualTo(
+            (new Relation())
+                ->setStartNode(new Node())
+                ->setEndNode(new Node())
+        ));
+        $this->assertTrue($relation->isEqualTo($relation));
+        $this->assertTrue($relation->isEqualTo(clone $relation));
+    }
+}