tests: Introduce QuoterTest

tests/QuoterTest.php

@@ -0,0 +1,45 @@
+<?php
+
+namespace ipl\Tests\Sql;
+
+class QuoterTest extends \PHPUnit\Framework\TestCase
+{
+    protected $adapter;
+
+    protected function db()
+    {
+        if ($this->adapter === null) {
+            $this->adapter = new TestAdapter();
+        }
+
+        return $this->adapter;
+    }
+
+    /**
+     * @depends testSimpleNamesAreEscaped
+     * @depends testRelationPathsAreEscaped
+     * @depends testArrayValuesAreEscapedAsIs
+     */
+    public function testWildcardsAreNotEscaped()
+    {
+        $this->assertEquals('*', $this->db()->quoteIdentifier('*'));
+        $this->assertEquals('*', $this->db()->quoteIdentifier(['*']));
+        $this->assertEquals('"foo".*', $this->db()->quoteIdentifier('foo.*'));
+        $this->assertEquals('"foo".*', $this->db()->quoteIdentifier(['foo', '*']));
+    }
+
+    public function testSimpleNamesAreEscaped()
+    {
+        $this->assertEquals('"foo"', $this->db()->quoteIdentifier('foo'));
+    }
+
+    public function testRelationPathsAreEscaped()
+    {
+        $this->assertEquals('"foo"."bar"."rab"."oof"', $this->db()->quoteIdentifier('foo.bar.rab.oof'));
+    }
+
+    public function testArrayValuesAreEscapedAsIs()
+    {
+        $this->assertEquals('"foo.bar"."rab.oof"', $this->db()->quoteIdentifier(['foo.bar', 'rab.oof']));
+    }
+}