Add unit tests for `get_term()`.

These tests will be useful as we begin to refactor in favor of `WP_Term`.

See #14162.

git-svn-id: https://develop.svn.wordpress.org/trunk@34035 602fd350-edb4-49c9-b593-d223f7449a82
This commit is contained in:
Boone Gorges 2015-09-11 03:10:47 +00:00
parent 5b9d9c7c07
commit 0546d4ea57
1 changed files with 101 additions and 0 deletions

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<?php
/**
* @group taxonomy
*/
class Tests_Term_GetTerm extends WP_UnitTestCase {
public function setUp() {
parent::setUp();
register_taxonomy( 'wptests_tax', 'post' );
}
public function test_should_return_error_for_empty_term() {
$found = get_term( '', 'wptests_tax' );
$this->assertWPError( $found );
$this->assertSame( 'invalid_term', $found->get_error_code() );
}
public function test_should_return_error_for_invalid_taxonomy() {
$found = get_term( 'foo', 'bar' );
$this->assertWPError( $found );
$this->assertSame( 'invalid_taxonomy', $found->get_error_code() );
}
public function test_passing_term_object_should_skip_database_query_when_filter_property_is_empty() {
global $wpdb;
$term = $this->factory->term->create_and_get( array( 'taxonomy' => 'wptests_tax' ) );
clean_term_cache( $term->term_id, 'wptests_tax' );
$num_queries = $wpdb->num_queries;
unset( $term->filter );
$term_a = get_term( $term, 'wptests_tax' );
$this->assertSame( $num_queries, $wpdb->num_queries );
}
public function test_passing_term_object_should_not_skip_database_query_when_filter_property_is_set() {
global $wpdb;
$term = $this->factory->term->create_and_get( array( 'taxonomy' => 'wptests_tax' ) );
clean_term_cache( $term->term_id, 'wptests_tax' );
$num_queries = $wpdb->num_queries;
$term_a = get_term( $term, 'wptests_tax' );
$this->assertSame( $num_queries + 1, $wpdb->num_queries );
}
public function test_passing_term_string_that_casts_to_int_0_should_return_null() {
$this->assertSame( null, get_term( 'abc', 'wptests_tax' ) );
}
public function test_should_return_null_for_invalid_term_id() {
$this->assertSame( null, get_term( 99999999, 'wptests_tax' ) );
}
public function test_cache_should_be_populated_by_successful_fetch() {
global $wpdb;
$t = $this->factory->term->create( array( 'taxonomy' => 'wptests_tax' ) );
clean_term_cache( $t, 'wptests_tax' );
// Prime cache.
$term_a = get_term( $t, 'wptests_tax' );
$num_queries = $wpdb->num_queries;
// Second call shouldn't require a database query.
$term_b = get_term( $t, 'wptests_tax' );
$this->assertSame( $num_queries, $wpdb->num_queries );
$this->assertEquals( $term_a, $term_b );
}
public function test_output_object() {
$t = $this->factory->term->create( array( 'taxonomy' => 'wptests_tax' ) );
$this->assertInternalType( 'object', get_term( $t, 'wptests_tax', OBJECT ) );
}
public function test_output_array_a() {
$t = $this->factory->term->create( array( 'taxonomy' => 'wptests_tax' ) );
$term = get_term( $t, 'wptests_tax', ARRAY_A );
$this->assertInternalType( 'array', $term );
$this->assertTrue( isset( $term['term_id'] ) );
}
public function test_output_array_n() {
$t = $this->factory->term->create( array( 'taxonomy' => 'wptests_tax' ) );
$term = get_term( $t, 'wptests_tax', ARRAY_N );
$this->assertInternalType( 'array', $term );
$this->assertFalse( isset( $term['term_id'] ) );
foreach ( $term as $k => $v ) {
$this->assertInternalType( 'integer', $k );
}
}
public function test_output_should_fall_back_to_object_for_invalid_input() {
$t = $this->factory->term->create( array( 'taxonomy' => 'wptests_tax' ) );
$this->assertInternalType( 'object', get_term( $t, 'wptests_tax', 'foo' ) );
}
}