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taxQuery.php
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1747 lines (1541 loc) · 41.2 KB
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<?php
/**
* @group query
* @group taxonomy
*/
class Tests_Query_TaxQuery extends WP_UnitTestCase {
public function test_tax_query_single_query_single_term_field_slug() {
$t = self::factory()->term->create(
array(
'taxonomy' => 'category',
'slug' => 'foo',
'name' => 'Foo',
)
);
$p1 = self::factory()->post->create();
$p2 = self::factory()->post->create();
wp_set_post_terms( $p1, $t, 'category' );
$q = new WP_Query(
array(
'fields' => 'ids',
'update_post_meta_cache' => false,
'update_post_term_cache' => false,
'tax_query' => array(
array(
'taxonomy' => 'category',
'terms' => array( 'foo' ),
'field' => 'slug',
),
),
)
);
$this->assertSame( array( $p1 ), $q->posts );
}
public function test_tax_query_single_query_single_term_field_name() {
$t = self::factory()->term->create(
array(
'taxonomy' => 'category',
'slug' => 'foo',
'name' => 'Foo',
)
);
$p1 = self::factory()->post->create();
$p2 = self::factory()->post->create();
wp_set_post_terms( $p1, $t, 'category' );
$q = new WP_Query(
array(
'fields' => 'ids',
'update_post_meta_cache' => false,
'update_post_term_cache' => false,
'tax_query' => array(
array(
'taxonomy' => 'category',
'terms' => array( 'Foo' ),
'field' => 'name',
),
),
)
);
$this->assertSame( array( $p1 ), $q->posts );
}
/**
* @ticket 27810
*/
public function test_field_name_should_work_for_names_with_spaces() {
register_taxonomy( 'wptests_tax', 'post' );
$t = self::factory()->term->create(
array(
'taxonomy' => 'wptests_tax',
'slug' => 'foo',
'name' => 'Foo Bar',
)
);
$p1 = self::factory()->post->create();
$p2 = self::factory()->post->create();
wp_set_object_terms( $p1, $t, 'wptests_tax' );
$q = new WP_Query(
array(
'fields' => 'ids',
'tax_query' => array(
array(
'taxonomy' => 'wptests_tax',
'terms' => array( 'Foo Bar' ),
'field' => 'name',
),
),
)
);
$this->assertSame( array( $p1 ), $q->posts );
}
public function test_tax_query_single_query_single_term_field_term_taxonomy_id() {
$t = self::factory()->term->create(
array(
'taxonomy' => 'category',
'slug' => 'foo',
'name' => 'Foo',
)
);
$p1 = self::factory()->post->create();
$p2 = self::factory()->post->create();
$tt_ids = wp_set_post_terms( $p1, $t, 'category' );
$q = new WP_Query(
array(
'fields' => 'ids',
'update_post_meta_cache' => false,
'update_post_term_cache' => false,
'tax_query' => array(
array(
'taxonomy' => 'category',
'terms' => $tt_ids,
'field' => 'term_taxonomy_id',
),
),
)
);
$this->assertSame( array( $p1 ), $q->posts );
}
public function test_tax_query_single_query_single_term_field_term_id() {
$t = self::factory()->term->create(
array(
'taxonomy' => 'category',
'slug' => 'foo',
'name' => 'Foo',
)
);
$p1 = self::factory()->post->create();
$p2 = self::factory()->post->create();
wp_set_post_terms( $p1, $t, 'category' );
$q = new WP_Query(
array(
'fields' => 'ids',
'update_post_meta_cache' => false,
'update_post_term_cache' => false,
'tax_query' => array(
array(
'taxonomy' => 'category',
'terms' => array( $t ),
'field' => 'term_id',
),
),
)
);
$this->assertSame( array( $p1 ), $q->posts );
}
public function test_tax_query_single_query_single_term_operator_in() {
$t = self::factory()->term->create(
array(
'taxonomy' => 'category',
'slug' => 'foo',
'name' => 'Foo',
)
);
$p1 = self::factory()->post->create();
$p2 = self::factory()->post->create();
wp_set_post_terms( $p1, $t, 'category' );
$q = new WP_Query(
array(
'fields' => 'ids',
'update_post_meta_cache' => false,
'update_post_term_cache' => false,
'tax_query' => array(
array(
'taxonomy' => 'category',
'terms' => array( 'foo' ),
'field' => 'slug',
'operator' => 'IN',
),
),
)
);
$this->assertSame( array( $p1 ), $q->posts );
}
public function test_tax_query_single_query_single_term_operator_not_in() {
$t = self::factory()->term->create(
array(
'taxonomy' => 'category',
'slug' => 'foo',
'name' => 'Foo',
)
);
$p1 = self::factory()->post->create();
$p2 = self::factory()->post->create();
wp_set_post_terms( $p1, $t, 'category' );
$q = new WP_Query(
array(
'fields' => 'ids',
'update_post_meta_cache' => false,
'update_post_term_cache' => false,
'tax_query' => array(
array(
'taxonomy' => 'category',
'terms' => array( 'foo' ),
'field' => 'slug',
'operator' => 'NOT IN',
),
),
)
);
$this->assertSame( array( $p2 ), $q->posts );
}
public function test_tax_query_single_query_single_term_operator_and() {
$t = self::factory()->term->create(
array(
'taxonomy' => 'category',
'slug' => 'foo',
'name' => 'Foo',
)
);
$p1 = self::factory()->post->create();
$p2 = self::factory()->post->create();
wp_set_post_terms( $p1, $t, 'category' );
$q = new WP_Query(
array(
'fields' => 'ids',
'update_post_meta_cache' => false,
'update_post_term_cache' => false,
'tax_query' => array(
array(
'taxonomy' => 'category',
'terms' => array( 'foo' ),
'field' => 'slug',
'operator' => 'AND',
),
),
)
);
$this->assertSame( array( $p1 ), $q->posts );
}
public function test_tax_query_single_query_multiple_terms_operator_in() {
$t1 = self::factory()->term->create(
array(
'taxonomy' => 'category',
'slug' => 'foo',
'name' => 'Foo',
)
);
$t2 = self::factory()->term->create(
array(
'taxonomy' => 'category',
'slug' => 'bar',
'name' => 'Bar',
)
);
$p1 = self::factory()->post->create();
$p2 = self::factory()->post->create();
$p3 = self::factory()->post->create();
wp_set_post_terms( $p1, $t1, 'category' );
wp_set_post_terms( $p2, $t2, 'category' );
$q = new WP_Query(
array(
'fields' => 'ids',
'update_post_meta_cache' => false,
'update_post_term_cache' => false,
'tax_query' => array(
array(
'taxonomy' => 'category',
'terms' => array( 'foo', 'bar' ),
'field' => 'slug',
'operator' => 'IN',
),
),
)
);
$this->assertSameSets( array( $p1, $p2 ), $q->posts );
}
public function test_tax_query_single_query_multiple_terms_operator_not_in() {
$t1 = self::factory()->term->create(
array(
'taxonomy' => 'category',
'slug' => 'foo',
'name' => 'Foo',
)
);
$t2 = self::factory()->term->create(
array(
'taxonomy' => 'category',
'slug' => 'bar',
'name' => 'Bar',
)
);
$p1 = self::factory()->post->create();
$p2 = self::factory()->post->create();
$p3 = self::factory()->post->create();
wp_set_post_terms( $p1, $t1, 'category' );
wp_set_post_terms( $p2, $t2, 'category' );
$q = new WP_Query(
array(
'fields' => 'ids',
'update_post_meta_cache' => false,
'update_post_term_cache' => false,
'tax_query' => array(
array(
'taxonomy' => 'category',
'terms' => array( 'foo', 'bar' ),
'field' => 'slug',
'operator' => 'NOT IN',
),
),
)
);
$this->assertSame( array( $p3 ), $q->posts );
}
/**
* @ticket 18105
*/
public function test_tax_query_single_query_multiple_queries_operator_not_in() {
$t1 = self::factory()->term->create(
array(
'taxonomy' => 'category',
'slug' => 'foo',
'name' => 'Foo',
)
);
$t2 = self::factory()->term->create(
array(
'taxonomy' => 'category',
'slug' => 'bar',
'name' => 'Bar',
)
);
$p1 = self::factory()->post->create();
$p2 = self::factory()->post->create();
$p3 = self::factory()->post->create();
wp_set_post_terms( $p1, $t1, 'category' );
wp_set_post_terms( $p2, $t2, 'category' );
$q = new WP_Query(
array(
'fields' => 'ids',
'update_post_meta_cache' => false,
'update_post_term_cache' => false,
'tax_query' => array(
'relation' => 'AND',
array(
'taxonomy' => 'category',
'terms' => array( 'foo' ),
'field' => 'slug',
'operator' => 'NOT IN',
),
array(
'taxonomy' => 'category',
'terms' => array( 'bar' ),
'field' => 'slug',
'operator' => 'NOT IN',
),
),
)
);
$this->assertSame( array( $p3 ), $q->posts );
}
public function test_tax_query_single_query_multiple_terms_operator_and() {
$t1 = self::factory()->term->create(
array(
'taxonomy' => 'category',
'slug' => 'foo',
'name' => 'Foo',
)
);
$t2 = self::factory()->term->create(
array(
'taxonomy' => 'category',
'slug' => 'bar',
'name' => 'Bar',
)
);
$p1 = self::factory()->post->create();
$p2 = self::factory()->post->create();
$p3 = self::factory()->post->create();
wp_set_object_terms( $p1, $t1, 'category' );
wp_set_object_terms( $p2, array( $t1, $t2 ), 'category' );
$q = new WP_Query(
array(
'fields' => 'ids',
'update_post_meta_cache' => false,
'update_post_term_cache' => false,
'tax_query' => array(
array(
'taxonomy' => 'category',
'terms' => array( 'foo', 'bar' ),
'field' => 'slug',
'operator' => 'AND',
),
),
)
);
$this->assertSame( array( $p2 ), $q->posts );
}
/**
* @ticket 29181
*/
public function test_tax_query_operator_not_exists() {
register_taxonomy( 'wptests_tax1', 'post' );
register_taxonomy( 'wptests_tax2', 'post' );
$t1 = self::factory()->term->create( array( 'taxonomy' => 'wptests_tax1' ) );
$t2 = self::factory()->term->create( array( 'taxonomy' => 'wptests_tax2' ) );
$p1 = self::factory()->post->create();
$p2 = self::factory()->post->create();
$p3 = self::factory()->post->create();
wp_set_object_terms( $p1, array( $t1 ), 'wptests_tax1' );
wp_set_object_terms( $p2, array( $t2 ), 'wptests_tax2' );
$q = new WP_Query(
array(
'fields' => 'ids',
'orderby' => 'ID',
'order' => 'ASC',
'tax_query' => array(
array(
'taxonomy' => 'wptests_tax2',
'operator' => 'NOT EXISTS',
),
),
)
);
$this->assertSameSets( array( $p1, $p3 ), $q->posts );
}
/**
* @ticket 36343
*/
public function test_tax_query_operator_not_exists_combined() {
register_post_type( 'wptests_cpt1' );
register_taxonomy( 'wptests_tax1', 'wptests_cpt1' );
register_taxonomy( 'wptests_tax2', 'wptests_cpt1' );
$t1 = self::factory()->term->create( array( 'taxonomy' => 'wptests_tax1' ) );
$t2 = self::factory()->term->create( array( 'taxonomy' => 'wptests_tax1' ) );
$t3 = self::factory()->term->create( array( 'taxonomy' => 'wptests_tax2' ) );
$p1 = self::factory()->post->create( array( 'post_type' => 'wptests_cpt1' ) );
$p2 = self::factory()->post->create( array( 'post_type' => 'wptests_cpt1' ) );
$p3 = self::factory()->post->create( array( 'post_type' => 'wptests_cpt1' ) );
$p4 = self::factory()->post->create( array( 'post_type' => 'wptests_cpt1' ) );
wp_set_object_terms( $p1, array( $t1 ), 'wptests_tax1' );
wp_set_object_terms( $p2, array( $t2 ), 'wptests_tax1' );
wp_set_object_terms( $p3, array( $t3 ), 'wptests_tax2' );
$q = new WP_Query(
array(
'post_type' => 'wptests_cpt1',
'fields' => 'ids',
'tax_query' => array(
'relation' => 'OR',
array(
'taxonomy' => 'wptests_tax1',
'operator' => 'NOT EXISTS',
),
array(
'taxonomy' => 'wptests_tax1',
'field' => 'slug',
'terms' => get_term_field( 'slug', $t1 ),
),
),
)
);
unregister_post_type( 'wptests_cpt1' );
unregister_taxonomy( 'wptests_tax1' );
unregister_taxonomy( 'wptests_tax2' );
$this->assertSameSets( array( $p1, $p3, $p4 ), $q->posts );
}
/**
* @ticket 29181
*/
public function test_tax_query_operator_exists() {
register_taxonomy( 'wptests_tax1', 'post' );
register_taxonomy( 'wptests_tax2', 'post' );
$t1 = self::factory()->term->create( array( 'taxonomy' => 'wptests_tax1' ) );
$t2 = self::factory()->term->create( array( 'taxonomy' => 'wptests_tax2' ) );
$p1 = self::factory()->post->create();
$p2 = self::factory()->post->create();
$p3 = self::factory()->post->create();
wp_set_object_terms( $p1, array( $t1 ), 'wptests_tax1' );
wp_set_object_terms( $p2, array( $t2 ), 'wptests_tax2' );
$q = new WP_Query(
array(
'fields' => 'ids',
'orderby' => 'ID',
'order' => 'ASC',
'tax_query' => array(
array(
'taxonomy' => 'wptests_tax2',
'operator' => 'EXISTS',
),
),
)
);
$this->assertSameSets( array( $p2 ), $q->posts );
}
/**
* @ticket 29181
*/
public function test_tax_query_operator_exists_should_ignore_terms() {
register_taxonomy( 'wptests_tax1', 'post' );
register_taxonomy( 'wptests_tax2', 'post' );
$t1 = self::factory()->term->create( array( 'taxonomy' => 'wptests_tax1' ) );
$t2 = self::factory()->term->create( array( 'taxonomy' => 'wptests_tax2' ) );
$p1 = self::factory()->post->create();
$p2 = self::factory()->post->create();
$p3 = self::factory()->post->create();
wp_set_object_terms( $p1, array( $t1 ), 'wptests_tax1' );
wp_set_object_terms( $p2, array( $t2 ), 'wptests_tax2' );
$q = new WP_Query(
array(
'fields' => 'ids',
'orderby' => 'ID',
'order' => 'ASC',
'tax_query' => array(
array(
'taxonomy' => 'wptests_tax2',
'operator' => 'EXISTS',
'terms' => array( 'foo', 'bar' ),
),
),
)
);
$this->assertSameSets( array( $p2 ), $q->posts );
}
/**
* @ticket 29181
*/
public function test_tax_query_operator_exists_with_no_taxonomy() {
register_taxonomy( 'wptests_tax1', 'post' );
register_taxonomy( 'wptests_tax2', 'post' );
$t1 = self::factory()->term->create( array( 'taxonomy' => 'wptests_tax1' ) );
$t2 = self::factory()->term->create( array( 'taxonomy' => 'wptests_tax2' ) );
$p1 = self::factory()->post->create();
$p2 = self::factory()->post->create();
$p3 = self::factory()->post->create();
wp_set_object_terms( $p1, array( $t1 ), 'wptests_tax1' );
wp_set_object_terms( $p2, array( $t2 ), 'wptests_tax2' );
$q = new WP_Query(
array(
'fields' => 'ids',
'orderby' => 'ID',
'order' => 'ASC',
'tax_query' => array(
array(
'operator' => 'EXISTS',
),
),
)
);
$this->assertEmpty( $q->posts );
}
public function test_tax_query_multiple_queries_relation_and() {
$t1 = self::factory()->term->create(
array(
'taxonomy' => 'category',
'slug' => 'foo',
'name' => 'Foo',
)
);
$t2 = self::factory()->term->create(
array(
'taxonomy' => 'category',
'slug' => 'bar',
'name' => 'Bar',
)
);
$p1 = self::factory()->post->create();
$p2 = self::factory()->post->create();
$p3 = self::factory()->post->create();
wp_set_object_terms( $p1, $t1, 'category' );
wp_set_object_terms( $p2, array( $t1, $t2 ), 'category' );
$q = new WP_Query(
array(
'fields' => 'ids',
'update_post_meta_cache' => false,
'update_post_term_cache' => false,
'tax_query' => array(
'relation' => 'AND',
array(
'taxonomy' => 'category',
'terms' => array( 'foo' ),
'field' => 'slug',
),
array(
'taxonomy' => 'category',
'terms' => array( 'bar' ),
'field' => 'slug',
),
),
)
);
$this->assertSame( array( $p2 ), $q->posts );
}
public function test_tax_query_multiple_queries_relation_or() {
$t1 = self::factory()->term->create(
array(
'taxonomy' => 'category',
'slug' => 'foo',
'name' => 'Foo',
)
);
$t2 = self::factory()->term->create(
array(
'taxonomy' => 'category',
'slug' => 'bar',
'name' => 'Bar',
)
);
$p1 = self::factory()->post->create();
$p2 = self::factory()->post->create();
$p3 = self::factory()->post->create();
wp_set_object_terms( $p1, $t1, 'category' );
wp_set_object_terms( $p2, array( $t1, $t2 ), 'category' );
$q = new WP_Query(
array(
'fields' => 'ids',
'update_post_meta_cache' => false,
'update_post_term_cache' => false,
'tax_query' => array(
'relation' => 'OR',
array(
'taxonomy' => 'category',
'terms' => array( 'foo' ),
'field' => 'slug',
),
array(
'taxonomy' => 'category',
'terms' => array( 'bar' ),
'field' => 'slug',
),
),
)
);
$this->assertSameSets( array( $p1, $p2 ), $q->posts );
}
public function test_tax_query_multiple_queries_different_taxonomies() {
$t1 = self::factory()->term->create(
array(
'taxonomy' => 'post_tag',
'slug' => 'foo',
'name' => 'Foo',
)
);
$t2 = self::factory()->term->create(
array(
'taxonomy' => 'category',
'slug' => 'bar',
'name' => 'Bar',
)
);
$p1 = self::factory()->post->create();
$p2 = self::factory()->post->create();
$p3 = self::factory()->post->create();
wp_set_object_terms( $p1, $t1, 'post_tag' );
wp_set_object_terms( $p2, $t2, 'category' );
$q = new WP_Query(
array(
'fields' => 'ids',
'update_post_meta_cache' => false,
'update_post_term_cache' => false,
'tax_query' => array(
'relation' => 'OR',
array(
'taxonomy' => 'post_tag',
'terms' => array( 'foo' ),
'field' => 'slug',
),
array(
'taxonomy' => 'category',
'terms' => array( 'bar' ),
'field' => 'slug',
),
),
)
);
$this->assertSameSets( array( $p1, $p2 ), $q->posts );
}
/**
* @ticket 29738
*/
public function test_tax_query_two_nested_queries() {
register_taxonomy( 'foo', 'post' );
register_taxonomy( 'bar', 'post' );
$foo_term_1 = self::factory()->term->create(
array(
'taxonomy' => 'foo',
)
);
$foo_term_2 = self::factory()->term->create(
array(
'taxonomy' => 'foo',
)
);
$bar_term_1 = self::factory()->term->create(
array(
'taxonomy' => 'bar',
)
);
$bar_term_2 = self::factory()->term->create(
array(
'taxonomy' => 'bar',
)
);
$p1 = self::factory()->post->create();
$p2 = self::factory()->post->create();
$p3 = self::factory()->post->create();
wp_set_object_terms( $p1, array( $foo_term_1 ), 'foo' );
wp_set_object_terms( $p1, array( $bar_term_1 ), 'bar' );
wp_set_object_terms( $p2, array( $foo_term_2 ), 'foo' );
wp_set_object_terms( $p2, array( $bar_term_2 ), 'bar' );
wp_set_object_terms( $p3, array( $foo_term_1 ), 'foo' );
wp_set_object_terms( $p3, array( $bar_term_2 ), 'bar' );
$q = new WP_Query(
array(
'fields' => 'ids',
'update_post_meta_cache' => false,
'update_post_term_cache' => false,
'tax_query' => array(
'relation' => 'OR',
array(
'relation' => 'AND',
array(
'taxonomy' => 'foo',
'terms' => array( $foo_term_1 ),
'field' => 'term_id',
),
array(
'taxonomy' => 'bar',
'terms' => array( $bar_term_1 ),
'field' => 'term_id',
),
),
array(
'relation' => 'AND',
array(
'taxonomy' => 'foo',
'terms' => array( $foo_term_2 ),
'field' => 'term_id',
),
array(
'taxonomy' => 'bar',
'terms' => array( $bar_term_2 ),
'field' => 'term_id',
),
),
),
)
);
_unregister_taxonomy( 'foo' );
_unregister_taxonomy( 'bar' );
$this->assertSameSets( array( $p1, $p2 ), $q->posts );
}
/**
* @ticket 29738
*/
public function test_tax_query_one_nested_query_one_first_order_query() {
register_taxonomy( 'foo', 'post' );
register_taxonomy( 'bar', 'post' );
$foo_term_1 = self::factory()->term->create(
array(
'taxonomy' => 'foo',
)
);
$foo_term_2 = self::factory()->term->create(
array(
'taxonomy' => 'foo',
)
);
$bar_term_1 = self::factory()->term->create(
array(
'taxonomy' => 'bar',
)
);
$bar_term_2 = self::factory()->term->create(
array(
'taxonomy' => 'bar',
)
);
$p1 = self::factory()->post->create();
$p2 = self::factory()->post->create();
$p3 = self::factory()->post->create();
wp_set_object_terms( $p1, array( $foo_term_1 ), 'foo' );
wp_set_object_terms( $p1, array( $bar_term_1 ), 'bar' );
wp_set_object_terms( $p2, array( $foo_term_2 ), 'foo' );
wp_set_object_terms( $p2, array( $bar_term_2 ), 'bar' );
wp_set_object_terms( $p3, array( $foo_term_1 ), 'foo' );
wp_set_object_terms( $p3, array( $bar_term_2 ), 'bar' );
$q = new WP_Query(
array(
'fields' => 'ids',
'update_post_meta_cache' => false,
'update_post_term_cache' => false,
'tax_query' => array(
'relation' => 'OR',
array(
'taxonomy' => 'foo',
'terms' => array( $foo_term_2 ),
'field' => 'term_id',
),
array(
'relation' => 'AND',
array(
'taxonomy' => 'foo',
'terms' => array( $foo_term_1 ),
'field' => 'term_id',
),
array(
'taxonomy' => 'bar',
'terms' => array( $bar_term_1 ),
'field' => 'term_id',
),
),
),
)
);
_unregister_taxonomy( 'foo' );
_unregister_taxonomy( 'bar' );
$this->assertSameSets( array( $p1, $p2 ), $q->posts );
}
/**
* @ticket 29738
*/
public function test_tax_query_one_double_nested_query_one_first_order_query() {
register_taxonomy( 'foo', 'post' );
register_taxonomy( 'bar', 'post' );
$foo_term_1 = self::factory()->term->create(
array(
'taxonomy' => 'foo',
)
);
$foo_term_2 = self::factory()->term->create(
array(
'taxonomy' => 'foo',
)
);
$bar_term_1 = self::factory()->term->create(
array(
'taxonomy' => 'bar',
)
);
$bar_term_2 = self::factory()->term->create(
array(
'taxonomy' => 'bar',
)
);
$p1 = self::factory()->post->create();
$p2 = self::factory()->post->create();
$p3 = self::factory()->post->create();
$p4 = self::factory()->post->create();
wp_set_object_terms( $p1, array( $foo_term_1 ), 'foo' );
wp_set_object_terms( $p1, array( $bar_term_1 ), 'bar' );
wp_set_object_terms( $p2, array( $foo_term_2 ), 'foo' );
wp_set_object_terms( $p2, array( $bar_term_2 ), 'bar' );
wp_set_object_terms( $p3, array( $foo_term_1 ), 'foo' );
wp_set_object_terms( $p3, array( $bar_term_2 ), 'bar' );
$q = new WP_Query(
array(
'fields' => 'ids',
'update_post_meta_cache' => false,
'update_post_term_cache' => false,
'tax_query' => array(
'relation' => 'OR',
array(
'taxonomy' => 'foo',
'terms' => array( $foo_term_2 ),
'field' => 'term_id',
),
array(
'relation' => 'AND',
array(
'taxonomy' => 'foo',
'terms' => array( $foo_term_1 ),
'field' => 'term_id',
),
array(
'relation' => 'OR',
array(
'taxonomy' => 'bar',
'terms' => array( $bar_term_1 ),
'field' => 'term_id',
),
array(
'taxonomy' => 'bar',
'terms' => array( $bar_term_2 ),
'field' => 'term_id',
),
),
),
),
)
);
_unregister_taxonomy( 'foo' );
_unregister_taxonomy( 'bar' );
$this->assertSameSets( array( $p1, $p2, $p3 ), $q->posts );
}
/**
* An empty tax query should return an empty array, not all posts.
*
* @ticket 20604
*/