From 64764fb9fac0227f8e0443e7c7519d73aec275b9 Mon Sep 17 00:00:00 2001
From: Murilo Ijanc <murilo@ijanc.org>
Date: Sun, 26 Jul 2026 14:58:55 -0300
Subject: Initial import

---
 tests/ServerTestCase.php | 106 +++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 106 insertions(+)
 create mode 100644 tests/ServerTestCase.php

(limited to 'tests/ServerTestCase.php')

diff --git a/tests/ServerTestCase.php b/tests/ServerTestCase.php
new file mode 100644
index 0000000..d000778
--- /dev/null
+++ b/tests/ServerTestCase.php
@@ -0,0 +1,106 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Cepis\Tests;
+
+use Cepis\Client;
+use PHPUnit\Framework\TestCase;
+
+/**
+ * A fake server and a client whose backoff is near zero.
+ *
+ * The backoff is tiny because what is under test is the retry logic, not
+ * `usleep`'s ability to sleep.
+ */
+abstract class ServerTestCase extends TestCase
+{
+    /**
+     * A CEP as the API returns it, used as the fixture across the suite. The
+     * field names stay Portuguese because they mirror the API's JSON.
+     */
+    protected const SE_ADDRESS = [
+        'cep' => '01001000',
+        'logradouro' => 'Praça da Sé',
+        'complemento' => 'lado ímpar',
+        'unidade' => '',
+        'bairro' => 'Sé',
+        'localidade' => 'São Paulo',
+        'uf' => 'SP',
+        'estado' => 'São Paulo',
+        'regiao' => 'Sudeste',
+        'ibge' => '3550308',
+        'gia' => '1004',
+        'ddd' => '11',
+        'siafi' => '7107',
+    ];
+
+    protected const CSV_HEADER = 'cep,logradouro,complemento,unidade,bairro,localidade,uf,'
+        . 'estado,regiao,ibge,gia,ddd,siafi';
+
+    protected TestServer $server;
+
+    protected Client $client;
+
+    protected function setUp(): void
+    {
+        $this->server = new TestServer();
+        $this->client = new Client(
+            baseUrl: $this->server->url,
+            timeout: 5.0,
+            backoffBase: 0.001,
+            backoffMax: 0.01,
+        );
+    }
+
+    protected function tearDown(): void
+    {
+        $this->server->stop();
+    }
+
+    /**
+     * @param array<string, mixed>  $body
+     * @param array<string, string> $headers
+     *
+     * @return array<string, mixed>
+     */
+    protected static function json(array $body, int $status = 200, array $headers = []): array
+    {
+        return [
+            'status' => $status,
+            'body' => json_encode($body, JSON_THROW_ON_ERROR | JSON_UNESCAPED_UNICODE),
+            'headers' => $headers,
+            'content_type' => 'application/json; charset=utf-8',
+        ];
+    }
+
+    /**
+     * @param array<string, string> $headers
+     *
+     * @return array<string, mixed>
+     */
+    protected static function raw(int $status, string $body, array $headers = []): array
+    {
+        return ['status' => $status, 'body' => $body, 'headers' => $headers];
+    }
+
+    /**
+     * @param list<string> $rows
+     *
+     * @return array<string, mixed>
+     */
+    protected static function csv(array $rows): array
+    {
+        return [
+            'status' => 200,
+            'body' => self::CSV_HEADER . "\n" . implode("\n", $rows) . "\n",
+            'headers' => [],
+            'content_type' => 'text/csv; charset=utf-8',
+        ];
+    }
+
+    protected static function monotonic(): float
+    {
+        return hrtime(true) / 1_000_000_000;
+    }
+}
-- 
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