fbbb387311
Wires PRAutoblogger into Comet Opik cloud for per-call tracing. - Thin PHP REST client (class-opik-client.php, 276 LOC) - Async fire-and-forget dispatch via wp_schedule_single_event - Feature flag PRAUTOBLOGGER_OPIK_ENABLED defaults OFF - One trace per article, 5 spans across content-generator + chief-editor - Exponential backoff 2s/4s/8s, max 3 retries, drops on failure - Admin settings page (api-key configured indicator only, never rendered) - ARCHITECTURE.md + CONVENTIONS.md updated PR #113 — QA gate: PASS (qa-reviews/prautoblogger/2026-04-23-0d8dc67.md)
282 lines
8.0 KiB
PHP
282 lines
8.0 KiB
PHP
<?php
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declare(strict_types=1);
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/**
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* Unit tests for PRAutoBlogger_Opik_Client.
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*
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* @see includes/services/opik/class-opik-client.php
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*/
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namespace PRAutoBlogger\Tests\Services;
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use PRAutoBlogger\Tests\BaseTestCase;
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use Brain\Monkey\Functions;
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/**
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* @group opik
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* @group services
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*/
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class TestOpikClient extends BaseTestCase {
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/**
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* Test constructor initializes properties correctly.
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*/
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public function test_constructor_sets_properties(): void {
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$client = new \PRAutoBlogger_Opik_Client(
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'test-api-key',
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'test-workspace',
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'https://api.example.com/opik/',
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45
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);
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$this->assertInstanceOf( \PRAutoBlogger_Opik_Client::class, $client );
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}
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/**
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* Test create_trace sends correct payload to endpoint.
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*/
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public function test_create_trace_sends_payload(): void {
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$client = new \PRAutoBlogger_Opik_Client(
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'test-key',
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'test-workspace'
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);
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$trace_payload = array(
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'id' => 'trace-123',
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'name' => 'test_trace',
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'project_name' => 'prautoblogger',
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'start_time' => '2026-04-23T10:00:00Z',
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'end_time' => '2026-04-23T10:01:00Z',
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'input' => array( 'topic' => 'test' ),
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'output' => array( 'status' => 'ok' ),
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'metadata' => array(),
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);
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// Mock wp_remote_post to return success.
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Functions\when( 'wp_remote_post' )->justReturn(
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array(
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'response' => array( 'code' => 200 ),
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'body' => wp_json_encode( array( 'id' => 'trace-123' ) ),
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)
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);
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Functions\when( 'wp_remote_retrieve_response_code' )->justReturn( 200 );
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Functions\when( 'wp_remote_retrieve_body' )->justReturn( wp_json_encode( array( 'id' => 'trace-123' ) ) );
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Functions\when( 'wp_json_encode' )->alias( 'json_encode' );
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Functions\when( 'is_wp_error' )->justReturn( false );
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$result = $client->create_trace( $trace_payload );
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$this->assertIsArray( $result );
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$this->assertArrayHasKey( 'id', $result );
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}
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/**
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* Test create_span sends span with correct structure.
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*/
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public function test_create_span_sends_payload(): void {
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$client = new \PRAutoBlogger_Opik_Client(
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'test-key',
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'test-workspace'
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);
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$span_payload = array(
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'id' => 'span-456',
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'trace_id' => 'trace-123',
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'name' => 'draft_generation',
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'type' => 'llm',
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'start_time' => '2026-04-23T10:00:00Z',
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'end_time' => '2026-04-23T10:00:15Z',
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'input' => array( 'prompt_hash' => 'sha256-abc' ),
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'output' => array( 'response' => 'test' ),
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'model' => 'gpt-4',
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'provider' => 'openrouter',
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'usage' => array(
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'prompt_tokens' => 100,
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'completion_tokens' => 50,
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'total_tokens' => 150,
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),
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);
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Functions\when( 'wp_remote_post' )->justReturn(
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array(
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'response' => array( 'code' => 200 ),
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'body' => wp_json_encode( array( 'id' => 'span-456' ) ),
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)
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);
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Functions\when( 'wp_remote_retrieve_response_code' )->justReturn( 200 );
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Functions\when( 'wp_remote_retrieve_body' )->justReturn( wp_json_encode( array( 'id' => 'span-456' ) ) );
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Functions\when( 'wp_json_encode' )->alias( 'json_encode' );
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Functions\when( 'is_wp_error' )->justReturn( false );
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$result = $client->create_span( $span_payload );
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$this->assertIsArray( $result );
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}
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/**
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* Test batch_create_spans respects the 100-item limit.
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*/
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public function test_batch_create_spans_truncates_over_100(): void {
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$client = new \PRAutoBlogger_Opik_Client(
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'test-key',
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'test-workspace'
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);
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// Create 150 dummy spans.
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$spans = array_map(
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function( $i ) {
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return array(
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'id' => "span-$i",
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'trace_id' => 'trace-123',
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'name' => 'test',
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'type' => 'llm',
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'start_time' => '2026-04-23T10:00:00Z',
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'end_time' => '2026-04-23T10:00:01Z',
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'input' => array(),
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'output' => array(),
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'model' => 'gpt-4',
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'provider' => 'openrouter',
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'usage' => array( 'total_tokens' => 10 ),
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);
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},
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range( 1, 150 )
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);
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Functions\when( 'wp_remote_post' )->justReturn(
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array(
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'response' => array( 'code' => 200 ),
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'body' => wp_json_encode( array( 'inserted' => 100 ) ),
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)
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);
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Functions\when( 'wp_remote_retrieve_response_code' )->justReturn( 200 );
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Functions\when( 'wp_remote_retrieve_body' )->justReturn( wp_json_encode( array( 'inserted' => 100 ) ) );
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Functions\when( 'wp_json_encode' )->alias( 'json_encode' );
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Functions\when( 'is_wp_error' )->justReturn( false );
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// Should truncate and succeed.
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$result = $client->batch_create_spans( $spans );
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$this->assertIsArray( $result );
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}
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/**
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* Test that HTTP 500 errors trigger retry logic.
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*/
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public function test_retry_on_500_error(): void {
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$client = new \PRAutoBlogger_Opik_Client(
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'test-key',
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'test-workspace',
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'https://api.example.com/opik/',
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1 // 1-second timeout to make test fast
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);
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$call_count = 0;
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Functions\when( 'wp_remote_post' )->alias(
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function() use ( &$call_count ) {
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++$call_count;
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if ( $call_count < 3 ) {
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// First two calls return 500.
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return array(
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'response' => array( 'code' => 500 ),
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'body' => 'Server error',
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);
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}
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// Third call succeeds.
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return array(
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'response' => array( 'code' => 200 ),
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'body' => wp_json_encode( array( 'ok' => true ) ),
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);
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}
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);
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Functions\when( 'wp_remote_retrieve_response_code' )->alias(
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function() use ( &$call_count ) {
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return $call_count < 3 ? 500 : 200;
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}
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);
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Functions\when( 'wp_remote_retrieve_body' )->alias(
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function() use ( &$call_count ) {
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return $call_count < 3 ? 'Server error' : wp_json_encode( array( 'ok' => true ) );
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}
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);
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Functions\when( 'wp_json_encode' )->alias( 'json_encode' );
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Functions\when( 'is_wp_error' )->justReturn( false );
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$result = $client->create_trace( array( 'id' => 'test', 'name' => 'test' ) );
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// Should eventually succeed on 3rd attempt.
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$this->assertIsArray( $result );
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$this->assertEquals( 3, $call_count );
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}
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/**
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* Test that HTTP 400 errors don't retry.
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*/
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public function test_no_retry_on_400_error(): void {
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$client = new \PRAutoBlogger_Opik_Client(
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'test-key',
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'test-workspace'
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);
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$call_count = 0;
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Functions\when( 'wp_remote_post' )->alias(
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function() use ( &$call_count ) {
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++$call_count;
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return array(
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'response' => array( 'code' => 400 ),
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'body' => wp_json_encode( array( 'error' => 'Bad request' ) ),
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);
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}
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);
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Functions\when( 'wp_remote_retrieve_response_code' )->justReturn( 400 );
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Functions\when( 'wp_remote_retrieve_body' )->justReturn( wp_json_encode( array( 'error' => 'Bad request' ) ) );
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Functions\when( 'wp_json_encode' )->alias( 'json_encode' );
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Functions\when( 'is_wp_error' )->justReturn( false );
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$result = $client->create_trace( array( 'id' => 'test', 'name' => 'test' ) );
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// Should fail on first attempt, not retry.
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$this->assertNull( $result );
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$this->assertEquals( 1, $call_count );
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}
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/**
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* Test that API key and workspace are included in headers.
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*/
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public function test_headers_include_credentials(): void {
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$client = new \PRAutoBlogger_Opik_Client(
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'secret-key-12345',
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'my-workspace'
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);
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$captured_headers = null;
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Functions\when( 'wp_remote_post' )->alias(
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function( $url, $args ) use ( &$captured_headers ) {
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$captured_headers = $args['headers'] ?? array();
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return array(
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'response' => array( 'code' => 200 ),
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'body' => wp_json_encode( array() ),
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);
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}
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);
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Functions\when( 'wp_remote_retrieve_response_code' )->justReturn( 200 );
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Functions\when( 'wp_remote_retrieve_body' )->justReturn( wp_json_encode( array() ) );
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Functions\when( 'wp_json_encode' )->alias( 'json_encode' );
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Functions\when( 'is_wp_error' )->justReturn( false );
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$client->create_trace( array( 'id' => 'test', 'name' => 'test' ) );
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$this->assertIsArray( $captured_headers );
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$this->assertArrayHasKey( 'Authorization', $captured_headers );
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$this->assertEquals( 'secret-key-12345', $captured_headers['Authorization'] );
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$this->assertArrayHasKey( 'Comet-Workspace', $captured_headers );
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$this->assertEquals( 'my-workspace', $captured_headers['Comet-Workspace'] );
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}
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}
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