Initial SQLite development (#1)

Reviewed-on: #1

tests/unit/Query/PatchTest.php

@@ -0,0 +1,80 @@
+<?php declare(strict_types=1);
+
+namespace Test\Unit\Query;
+
+use BitBadger\PDODocument\{Configuration, DocumentException, Field, Mode};
+use BitBadger\PDODocument\Query\Patch;
+use PHPUnit\Framework\Attributes\TestDox;
+use PHPUnit\Framework\TestCase;
+
+/**
+ * Unit tests for the Patch class
+ */
+class PatchTest extends TestCase
+{
+    #[TestDox('By ID succeeds for PostgreSQL')]
+    public function testByIdSucceedsForPostgreSQL(): void
+    {
+        try {
+            Configuration::$mode = Mode::PgSQL;
+            $this->assertEquals("UPDATE doc_table SET data = data || :data WHERE data->>'id' = :id",
+                Patch::byId('doc_table'), 'Patch UPDATE statement is not correct');
+        } finally {
+            Configuration::$mode = null;
+        }
+    }
+
+    #[TestDox('By ID succeeds for SQLite')]
+    public function testByIdSucceedsForSQLite(): void
+    {
+        try {
+            Configuration::$mode = Mode::SQLite;
+            $this->assertEquals("UPDATE my_table SET data = json_patch(data, json(:data)) WHERE data->>'id' = :id",
+                Patch::byId('my_table'), 'Patch UPDATE statement is not correct');
+        } finally {
+            Configuration::$mode = null;
+        }
+    }
+
+    #[TestDox('By ID fails when mode not set')]
+    public function testByIdFailsWhenModeNotSet(): void
+    {
+        $this->expectException(DocumentException::class);
+        Configuration::$mode = null;
+        Patch::byId('oof');
+    }
+
+    #[TestDox('By fields succeeds for PostgreSQL')]
+    public function testByFieldsSucceedsForPostgreSQL(): void
+    {
+        try {
+            Configuration::$mode = Mode::PgSQL;
+            $this->assertEquals("UPDATE that SET data = data || :data WHERE data->>'something' < :some",
+                Patch::byFields('that', [Field::LT('something', 17, ':some')]),
+                'Patch UPDATE statement is not correct');
+        } finally {
+            Configuration::$mode = null;
+        }
+    }
+
+    #[TestDox('By fields succeeds for SQLite')]
+    public function testByFieldsSucceedsForSQLite(): void
+    {
+        try {
+            Configuration::$mode = Mode::SQLite;
+            $this->assertEquals(
+                "UPDATE a_table SET data = json_patch(data, json(:data)) WHERE data->>'something' > :it",
+                Patch::byFields('a_table', [Field::GT('something', 17, ':it')]),
+                'Patch UPDATE statement is not correct');
+        } finally {
+            Configuration::$mode = null;
+        }
+    }
+
+    public function testByFieldsFailsWhenModeNotSet(): void
+    {
+        $this->expectException(DocumentException::class);
+        Configuration::$mode = null;
+        Patch::byFields('oops', []);
+    }
+}