[Core] Adding some adapter agg. building unit tests

src/module-elasticsuite-core/Search/Adapter/Elasticsuite/Request/Aggregation/Builder/TopHits.php

@@ -39,6 +39,8 @@ public function buildBucket(BucketInterface $bucket)
             throw new \InvalidArgumentException("Query builder : invalid aggregation type {$bucket->getType()}.");
         }
 
+        $params = [];
+
         if (!empty($bucket->getSource())) {
             $params['_source']['includes'] = $bucket->getSource();
         }

src/module-elasticsuite-core/Test/Unit/Search/Adapter/Elasticsuite/Request/Aggregation/Builder/DateHistogramTest.php

@@ -0,0 +1,96 @@
+<?php
+/**
+ * DISCLAIMER
+ *
+ * Do not edit or add to this file if you wish to upgrade this module to newer versions in the future.
+ *
+ * @category  Smile
+ * @package   Smile\ElasticsuiteCore
+ * @author    Richard BAYET <richard.bayet@smile.fr>
+ * @copyright 2024 Smile
+ * @license   Open Software License ("OSL") v. 3.0
+ */
+
+namespace Smile\ElasticsuiteCore\Test\Unit\Search\Adapter\Elasticsuite\Request\Aggregation\Builder;
+
+use Smile\ElasticsuiteCore\Search\Adapter\Elasticsuite\Request\Aggregation\Builder\DateHistogram as HistogramBuilder;
+use Smile\ElasticsuiteCore\Search\Request\Aggregation\Bucket\DateHistogram as HistogramBucket;
+use Smile\ElasticsuiteCore\Search\Request\BucketInterface;
+
+/**
+ * Search adapter date histogram aggregation builder test case.
+ *
+ * @category Smile
+ * @package  Smile\ElasticsuiteCore
+ * @author   Richard BAYET <richard.bayet@smile.fr>
+ */
+class DateHistogramTest extends \PHPUnit\Framework\TestCase
+{
+    /**
+     * Build a histogram aggregation from a bucket.
+     */
+    public function testBasicAggregationBuild(): void
+    {
+        $aggBuilder = $this->getHistogramAggregationBuilder();
+        $bucket = new HistogramBucket('aggregationName', 'fieldName');
+
+        $aggregation = $aggBuilder->buildBucket($bucket);
+
+        $this->assertArrayHasKey('date_histogram', $aggregation);
+        $this->assertEquals('fieldName', $aggregation['date_histogram']['field']);
+        $this->assertEquals('1d', $aggregation['date_histogram']['interval']);
+        $this->assertEquals(0, $aggregation['date_histogram']['min_doc_count']);
+    }
+
+    /**
+     * Build a histogram aggregation from a bucket.
+     */
+    public function testComplexeAggregationBuild(): void
+    {
+        $aggBuilder = $this->getHistogramAggregationBuilder();
+        $bucket = new HistogramBucket(
+            'aggregationName',
+            'fieldName',
+            [],
+            [],
+            [],
+            null,
+            null,
+            null,
+            '2y',
+            10,
+            ['min' => 2008, 'max' => 2050]
+        );
+
+        $aggregation = $aggBuilder->buildBucket($bucket);
+
+        $this->assertArrayHasKey('date_histogram', $aggregation);
+        $this->assertEquals('fieldName', $aggregation['date_histogram']['field']);
+        $this->assertEquals('2y', $aggregation['date_histogram']['interval']);
+        $this->assertEquals(10, $aggregation['date_histogram']['min_doc_count']);
+        $this->assertEquals(['min' => 2008, 'max' => 2050], $aggregation['date_histogram']['extended_bounds']);
+    }
+
+    /**
+     * Test an exception is thrown when using the term aggs builder with another bucket type.
+     */
+    public function testInvalidBucketAggregationBuild(): void
+    {
+        $aggBuilder = $this->getHistogramAggregationBuilder();
+        $this->expectExceptionMessage('Query builder : invalid aggregation type invalidType.');
+        $this->expectException(\InvalidArgumentException::class);
+        $termsBucket = $this->getMockBuilder(BucketInterface::class)->getMock();
+        $termsBucket->method('getType')->willReturn('invalidType');
+
+        $aggBuilder->buildBucket($termsBucket);
+    }
+    /**
+     * Get the histogram builder used in tests.
+     *
+     * @return HistogramBuilder
+     */
+    private function getHistogramAggregationBuilder()
+    {
+        return new HistogramBuilder();
+    }
+}

src/module-elasticsuite-core/Test/Unit/Search/Adapter/Elasticsuite/Request/Aggregation/Builder/MetricTest.php

@@ -0,0 +1,135 @@
+<?php
+/**
+ * DISCLAIMER
+ *
+ * Do not edit or add to this file if you wish to upgrade this module to newer versions in the future.
+ *
+ * @category  Smile
+ * @package   Smile\Elasticsuite
+ * @author    Richard BAYET <richard.bayet@smile.fr>
+ * @copyright 2024 Smile
+ * @license   Open Software License ("OSL") v. 3.0
+ */
+
+namespace Smile\ElasticsuiteCore\Test\Unit\Search\Adapter\Elasticsuite\Request\Aggregation\Builder;
+
+use Smile\ElasticsuiteCore\Search\Adapter\Elasticsuite\Request\Aggregation\Builder\Metric as MetricBuilder;
+use Smile\ElasticsuiteCore\Search\Request\Aggregation\Bucket\Metric as MetricBucket;
+use Smile\ElasticsuiteCore\Search\Request\BucketInterface;
+use Smile\ElasticsuiteCore\Search\Request\MetricInterface;
+use Smile\ElasticsuiteCore\Search\Request\SortOrderInterface;
+
+/**
+ * Search adapter top level metrics aggregation builder test case.
+ *
+ * @category Smile
+ * @package  Smile\ElasticsuiteCore
+ * @author   Richard BAYET <richard.bayet@smile.fr>
+ */
+class MetricTest extends \PHPUnit\Framework\TestCase
+{
+    /**
+     * Test the basic metric aggregation building.
+     *
+     * @return void
+     */
+    public function testBasicMetricAggregationBuild(): void
+    {
+        $aggBuilder = $this->getAggregationBuilder();
+        $metricBucket = new MetricBucket(
+            'aggregationName',
+            'aggregationField'
+        );
+
+        $aggregation = $aggBuilder->buildBucket($metricBucket);
+        $this->assertEquals(MetricInterface::TYPE_STATS, $metricBucket->getMetricType());
+        $this->assertArrayHasKey($metricBucket->getMetricType(), $aggregation);
+        $this->assertArrayHasKey('field', $aggregation[$metricBucket->getMetricType()]);
+        $this->assertEquals('aggregationField', $aggregation[$metricBucket->getMetricType()]['field']);
+    }
+
+    /**
+     * Test the basic metric aggregation building.
+     *
+     * @return void
+     */
+    public function testBasicMetricConfigAggregationBuild(): void
+    {
+        $aggBuilder = $this->getAggregationBuilder();
+        $metricBucket = new MetricBucket(
+            'aggregationName',
+            'aggregationField',
+            [],
+            [],
+            [],
+            null,
+            null,
+            null,
+            MetricInterface::TYPE_PERCENTILES,
+            ['values' => [500, 600]]
+        );
+
+        $aggregation = $aggBuilder->buildBucket($metricBucket);
+        $this->assertEquals(MetricInterface::TYPE_PERCENTILES, $metricBucket->getMetricType());
+        $this->assertArrayHasKey($metricBucket->getMetricType(), $aggregation);
+        $this->assertArrayHasKey('field', $aggregation[$metricBucket->getMetricType()]);
+        $this->assertEquals('aggregationField', $aggregation[$metricBucket->getMetricType()]['field']);
+        $this->assertArrayHasKey('values', $aggregation[$metricBucket->getMetricType()]);
+        $this->assertEquals([500, 600], $aggregation[$metricBucket->getMetricType()]['values']);
+    }
+
+    /**
+     * Test the metric aggregation building with a script.
+     *
+     * @return void
+     */
+    public function testScriptMetricAggregationBuild(): void
+    {
+        $aggBuilder = $this->getAggregationBuilder();
+        $metricBucket = new MetricBucket(
+            'aggregationName',
+            'aggregationField',
+            [],
+            [],
+            [],
+            null,
+            null,
+            null,
+            MetricInterface::TYPE_AVG,
+            ['script' => '_score']
+        );
+
+        $aggregation = $aggBuilder->buildBucket($metricBucket);
+        $this->assertEquals(MetricInterface::TYPE_AVG, $metricBucket->getMetricType());
+        $this->assertArrayHasKey($metricBucket->getMetricType(), $aggregation);
+
+        $this->assertArrayNotHasKey('field', $aggregation[$metricBucket->getMetricType()]);
+        $this->assertArrayHasKey('script', $aggregation[$metricBucket->getMetricType()]);
+        $this->assertEquals('_score', $aggregation[$metricBucket->getMetricType()]['script']);
+    }
+
+    /**
+     * Test an exception is thrown when using the metric aggs builder with another bucket type.
+     *
+     * @return void
+     */
+    public function testInvalidMetricAggregationBuild(): void
+    {
+        $this->expectExceptionMessage("Query builder : invalid aggregation type invalidType.");
+        $this->expectException(\InvalidArgumentException::class);
+        $metricBucket = $this->getMockBuilder(BucketInterface::class)->getMock();
+        $metricBucket->method('getType')->will($this->returnValue('invalidType'));
+
+        $this->getAggregationBuilder()->buildBucket($metricBucket);
+    }
+
+    /**
+     * Aggregation builder used in tests.
+     *
+     * @return MetricBuilder
+     */
+    private function getAggregationBuilder(): MetricBuilder
+    {
+        return new MetricBuilder();
+    }
+}

src/module-elasticsuite-core/Test/Unit/Search/Adapter/Elasticsuite/Request/Aggregation/Builder/ReverseNestedTest.php

@@ -0,0 +1,56 @@
+<?php
+/**
+ * DISCLAIMER
+ *
+ * Do not edit or add to this file if you wish to upgrade this module to newer versions in the future.
+ *
+ * @category  Smile
+ * @package   Smile\ElasticsuiteCore
+ * @author    Richard BAYET <richard.bayet@smile.fr>
+ * @copyright 2024 Smile
+ * @license   Open Software License ("OSL") v. 3.0
+ */
+
+namespace Smile\ElasticsuiteCore\Test\Unit\Search\Adapter\Elasticsuite\Request\Aggregation\Builder;
+
+use Smile\ElasticsuiteCore\Search\Adapter\Elasticsuite\Request\Aggregation\Builder\ReverseNested as ReverseNestedBuilder;
+use Smile\ElasticsuiteCore\Search\Request\Aggregation\Bucket\ReverseNested;
+use Smile\ElasticsuiteCore\Search\Request\BucketInterface;
+
+/**
+ * Search adapter reverse nested aggregation builder test case.
+ *
+ * @category Smile
+ * @package  Smile\ElasticsuiteCore
+ * @author   Richard BAYET <richard.bayet@smile.fr>
+ */
+class ReverseNestedTest extends \PHPUnit\Framework\TestCase
+{
+    /**
+     * Build a reverse nested aggregation from a bucket.
+     */
+    public function testReverseNestedAggregationBuild(): void
+    {
+        $aggBuilder = new ReverseNestedBuilder();
+        $bucket = new ReverseNested('aggregationName', 'fieldName');
+
+        $aggregation = $aggBuilder->buildBucket($bucket);
+
+        $this->assertArrayHasKey('reverse_nested', $aggregation);
+        $this->assertIsObject($aggregation['reverse_nested']);
+    }
+
+    /**
+     * Test an exception is thrown when using the term aggs builder with another bucket type.
+     */
+    public function testInvalidBucketAggregationBuild(): void
+    {
+        $aggBuilder = new ReverseNestedBuilder();
+        $this->expectExceptionMessage('Query builder : invalid aggregation type invalidType.');
+        $this->expectException(\InvalidArgumentException::class);
+        $termsBucket = $this->getMockBuilder(BucketInterface::class)->getMock();
+        $termsBucket->method('getType')->willReturn('invalidType');
+
+        $aggBuilder->buildBucket($termsBucket);
+    }
+}

src/module-elasticsuite-core/Test/Unit/Search/Adapter/Elasticsuite/Request/Aggregation/Builder/SignificantTermTest.php

@@ -0,0 +1,89 @@
+<?php
+/**
+ * DISCLAIMER
+ *
+ * Do not edit or add to this file if you wish to upgrade this module to newer versions in the future.
+ *
+ * @category  Smile
+ * @package   Smile\ElasticsuiteCore
+ * @author    Richard BAYET <richard.bayet@smile.fr>
+ * @copyright 2024 Smile
+ * @license   Open Software License ("OSL") v. 3.0
+ */
+
+namespace Smile\ElasticsuiteCore\Test\Unit\Search\Adapter\Elasticsuite\Request\Aggregation\Builder;
+
+use Smile\ElasticsuiteCore\Search\Adapter\Elasticsuite\Request\Aggregation\Builder\SignificantTerm as SignificantTermBuilder;
+use Smile\ElasticsuiteCore\Search\Request\Aggregation\Bucket\SignificantTerm;
+use Smile\ElasticsuiteCore\Search\Request\BucketInterface;
+
+/**
+ * Search adapter significant term aggregation builder test case.
+ *
+ * @category Smile
+ * @package  Smile\ElasticsuiteCore
+ * @author   Richard BAYET <richard.bayet@smile.fr>
+ */
+class SignificantTermTest extends \PHPUnit\Framework\TestCase
+{
+    /**
+     * Build a significant term aggregation from a bucket.
+     */
+    public function testBasicAggregationBuild(): void
+    {
+        $aggBuilder = new SignificantTermBuilder();
+        $bucket = new SignificantTerm('aggregationName', 'fieldName');
+
+        $aggregation = $aggBuilder->buildBucket($bucket);
+
+        $this->assertArrayHasKey('significant_terms', $aggregation);
+        $this->assertEquals('fieldName', $aggregation['significant_terms']['field']);
+        $this->assertEquals(BucketInterface::MAX_BUCKET_SIZE, $aggregation['significant_terms']['size']);
+        $this->assertEquals(5, $aggregation['significant_terms']['min_doc_count']);
+        $this->assertArrayHasKey('gnd', $aggregation['significant_terms']);
+    }
+
+    /**
+     * Build a significant term aggregation from a bucket.
+     */
+    public function testComplexAggregationBuild(): void
+    {
+        $aggBuilder = new SignificantTermBuilder();
+        $bucket = new SignificantTerm(
+            'aggregationName',
+            'fieldName',
+            [],
+            [],
+            [],
+            null,
+            null,
+            null,
+            12,
+            10,
+            SignificantTerm::ALGORITHM_PERCENTAGE,
+        );
+
+        $aggregation = $aggBuilder->buildBucket($bucket);
+
+        $this->assertArrayHasKey('significant_terms', $aggregation);
+        $this->assertEquals('fieldName', $aggregation['significant_terms']['field']);
+        $this->assertEquals(12, $aggregation['significant_terms']['size']);
+        $this->assertEquals(10, $aggregation['significant_terms']['min_doc_count']);
+        $this->assertArrayNotHasKey('gnd', $aggregation['significant_terms']);
+        $this->assertArrayHasKey('percentage', $aggregation['significant_terms']);
+    }
+
+    /**
+     * Test an exception is thrown when using the term aggs builder with another bucket type.
+     */
+    public function testInvalidBucketAggregationBuild(): void
+    {
+        $aggBuilder = new SignificantTermBuilder();
+        $this->expectExceptionMessage('Query builder : invalid aggregation type invalidType.');
+        $this->expectException(\InvalidArgumentException::class);
+        $termsBucket = $this->getMockBuilder(BucketInterface::class)->getMock();
+        $termsBucket->method('getType')->willReturn('invalidType');
+
+        $aggBuilder->buildBucket($termsBucket);
+    }
+}