woocommerce/tests/unit-tests/tax/tax.php

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<?php
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/**
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* Class Tax.
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* @package WooCommerce\Tests\Tax
*/
class WC_Tests_Tax extends WC_Unit_Test_Case {
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/**
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* Get rates.
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*/
public function test_get_rates() {
global $wpdb;
$wpdb->query( "DELETE FROM {$wpdb->prefix}woocommerce_tax_rates" );
$wpdb->query( "DELETE FROM {$wpdb->prefix}woocommerce_tax_rate_locations" );
$customer_location = WC_Tax::get_tax_location();
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$tax_rate = array(
'tax_rate_country' => $customer_location[0],
'tax_rate_state' => '',
'tax_rate' => '20.0000',
'tax_rate_name' => 'VAT',
'tax_rate_priority' => '1',
'tax_rate_compound' => '0',
'tax_rate_shipping' => '1',
'tax_rate_order' => '1',
'tax_rate_class' => '',
);
$tax_rate_id = WC_Tax::_insert_tax_rate( $tax_rate );
$tax_rates = WC_Tax::get_rates();
$this->assertEquals( $tax_rates, array( $tax_rate_id => array( 'rate' => '20.0000', 'label' => 'VAT', 'shipping' => 'yes', 'compound' => 'no' ) ) );
WC_Tax::_delete_tax_rate( $tax_rate_id );
}
/**
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* Get rates.
*/
public function test_get_shipping_tax_rates() {
global $wpdb;
$wpdb->query( "DELETE FROM {$wpdb->prefix}woocommerce_tax_rates" );
$wpdb->query( "DELETE FROM {$wpdb->prefix}woocommerce_tax_rate_locations" );
$customer_location = WC_Tax::get_tax_location();
$tax_rate = array(
'tax_rate_country' => $customer_location[0],
'tax_rate_state' => '',
'tax_rate' => '20.0000',
'tax_rate_name' => 'VAT',
'tax_rate_priority' => '1',
'tax_rate_compound' => '0',
'tax_rate_shipping' => '1',
'tax_rate_order' => '1',
'tax_rate_class' => '',
);
$tax_rate_id = WC_Tax::_insert_tax_rate( $tax_rate );
$tax_rates = WC_Tax::get_shipping_tax_rates();
$this->assertEquals( $tax_rates, array( $tax_rate_id => array( 'rate' => '20.0000', 'label' => 'VAT', 'shipping' => 'yes', 'compound' => 'no' ) ) );
WC_Tax::_delete_tax_rate( $tax_rate_id );
}
/**
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* Get rates.
*/
public function test_get_base_tax_rates() {
global $wpdb;
$wpdb->query( "DELETE FROM {$wpdb->prefix}woocommerce_tax_rates" );
$wpdb->query( "DELETE FROM {$wpdb->prefix}woocommerce_tax_rate_locations" );
$tax_rate = array(
'tax_rate_country' => 'GB',
'tax_rate_state' => '',
'tax_rate' => '20.0000',
'tax_rate_name' => 'VAT',
'tax_rate_priority' => '1',
'tax_rate_compound' => '0',
'tax_rate_shipping' => '1',
'tax_rate_order' => '1',
'tax_rate_class' => '',
);
$tax_rate_id = WC_Tax::_insert_tax_rate( $tax_rate );
$tax_rates = WC_Tax::get_base_tax_rates();
$this->assertEquals( $tax_rates, array( $tax_rate_id => array( 'rate' => '20.0000', 'label' => 'VAT', 'shipping' => 'yes', 'compound' => 'no' ) ) );
WC_Tax::_delete_tax_rate( $tax_rate_id );
}
/**
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* Find tax rates.
*/
public function test_find_rates() {
global $wpdb;
$wpdb->query( "DELETE FROM {$wpdb->prefix}woocommerce_tax_rates" );
$wpdb->query( "DELETE FROM {$wpdb->prefix}woocommerce_tax_rate_locations" );
$tax_rate = array(
'tax_rate_country' => 'GB',
'tax_rate_state' => '',
'tax_rate' => '20.0000',
'tax_rate_name' => 'VAT',
'tax_rate_priority' => '1',
'tax_rate_compound' => '0',
'tax_rate_shipping' => '1',
'tax_rate_order' => '1',
'tax_rate_class' => '',
);
$tax_rate_id = WC_Tax::_insert_tax_rate( $tax_rate );
$tax_rates = WC_Tax::find_rates( array(
'country' => 'GB',
'state' => 'Cambs',
'postcode' => 'PE14 1XX',
'city' => 'Somewhere',
'tax_class' => '',
) );
$this->assertEquals( $tax_rates, array( $tax_rate_id => array( 'rate' => '20.0000', 'label' => 'VAT', 'shipping' => 'yes', 'compound' => 'no' ) ) );
WC_Tax::_delete_tax_rate( $tax_rate_id );
}
/**
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* Find tax rates.
*/
public function test_find_shipping_rates() {
global $wpdb;
$wpdb->query( "DELETE FROM {$wpdb->prefix}woocommerce_tax_rates" );
$wpdb->query( "DELETE FROM {$wpdb->prefix}woocommerce_tax_rate_locations" );
$tax_rate = array(
'tax_rate_country' => 'GB',
'tax_rate_state' => '',
'tax_rate' => '20.0000',
'tax_rate_name' => 'VAT',
'tax_rate_priority' => '1',
'tax_rate_compound' => '0',
'tax_rate_shipping' => '1',
'tax_rate_order' => '1',
'tax_rate_class' => '',
);
$tax_rate_id = WC_Tax::_insert_tax_rate( $tax_rate );
$tax_rates = WC_Tax::find_shipping_rates( array(
'country' => 'GB',
'state' => 'Cambs',
'postcode' => 'PE14 1XX',
'city' => 'Somewhere',
'tax_class' => '',
) );
$this->assertEquals( $tax_rates, array( $tax_rate_id => array( 'rate' => '20.0000', 'label' => 'VAT', 'shipping' => 'yes', 'compound' => 'no' ) ) );
WC_Tax::_delete_tax_rate( $tax_rate_id );
}
/**
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* Test tax amounts.
*/
public function test_calc_tax() {
global $wpdb;
$wpdb->query( "DELETE FROM {$wpdb->prefix}woocommerce_tax_rates" );
$wpdb->query( "DELETE FROM {$wpdb->prefix}woocommerce_tax_rate_locations" );
$tax_rate = array(
'tax_rate_country' => 'GB',
'tax_rate_state' => '',
'tax_rate' => '20.0000',
'tax_rate_name' => 'VAT',
'tax_rate_priority' => '1',
'tax_rate_compound' => '0',
'tax_rate_shipping' => '1',
'tax_rate_order' => '1',
'tax_rate_class' => '',
);
$tax_rate_id = WC_Tax::_insert_tax_rate( $tax_rate );
$tax_rates = WC_Tax::find_rates( array(
'country' => 'GB',
'state' => 'Cambs',
'postcode' => 'PE14 1XX',
'city' => 'Somewhere',
'tax_class' => '',
) );
$calced_tax = WC_Tax::calc_tax( '9.99', $tax_rates, true, false );
$this->assertEquals( $calced_tax, array( $tax_rate_id => '1.665' ) );
$calced_tax = WC_Tax::calc_tax( '9.99', $tax_rates, false, false );
$this->assertEquals( $calced_tax, array( $tax_rate_id => '1.998' ) );
WC_Tax::_delete_tax_rate( $tax_rate_id );
}
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/**
* Test compound tax amounts
*/
public function test_calc_compound_tax() {
global $wpdb;
$wpdb->query( "DELETE FROM {$wpdb->prefix}woocommerce_tax_rates" );
$wpdb->query( "DELETE FROM {$wpdb->prefix}woocommerce_tax_rate_locations" );
update_option( 'woocommerce_default_country', 'CA' );
update_option( 'woocommerce_default_state', 'QC' );
$tax_rate_1 = array(
'tax_rate_country' => 'CA',
'tax_rate_state' => '',
'tax_rate' => '5.0000',
'tax_rate_name' => 'GST',
'tax_rate_priority' => '1',
'tax_rate_compound' => '0',
'tax_rate_shipping' => '1',
'tax_rate_order' => '1',
'tax_rate_class' => '',
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);
$tax_rate_2 = array(
'tax_rate_country' => 'CA',
'tax_rate_state' => 'QC',
'tax_rate' => '8.5000',
'tax_rate_name' => 'PST',
'tax_rate_priority' => '2',
'tax_rate_compound' => '1',
'tax_rate_shipping' => '1',
'tax_rate_order' => '2',
'tax_rate_class' => '',
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);
$tax_rate_1_id = WC_Tax::_insert_tax_rate( $tax_rate_1 );
$tax_rate_2_id = WC_Tax::_insert_tax_rate( $tax_rate_2 );
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$tax_rates = WC_Tax::find_rates( array(
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'country' => 'CA',
'state' => 'QC',
'postcode' => '12345',
'city' => '',
'tax_class' => '',
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) );
// prices exclusive of tax
$calced_tax = WC_Tax::calc_tax( '100', $tax_rates, false, false );
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$this->assertEquals( $calced_tax, array( $tax_rate_1_id => '5.0000', $tax_rate_2_id => '8.925' ) );
// prices inclusive of tax
$calced_tax = WC_Tax::calc_tax( '100', $tax_rates, true, false );
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/**
* 100 is inclusive of all taxes.
*
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* Compound would be 100 - ( 100 / 1.085 ) = 7.8341.
* Next tax would be calced on 100 - 7.8341 = 92.1659.
* 92.1659 - ( 92.1659 / 1.05 ) = 4.38885.
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*/
$this->assertEquals( $calced_tax, array( $tax_rate_1_id => 4.3889, $tax_rate_2_id => 7.8341 ) );
WC_Tax::_delete_tax_rate( $tax_rate_1_id );
WC_Tax::_delete_tax_rate( $tax_rate_2_id );
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update_option( 'woocommerce_default_country', 'GB' );
update_option( 'woocommerce_default_state', '' );
}
/**
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* Shipping tax amounts.
*/
public function test_calc_shipping_tax() {
global $wpdb;
$wpdb->query( "DELETE FROM {$wpdb->prefix}woocommerce_tax_rates" );
$wpdb->query( "DELETE FROM {$wpdb->prefix}woocommerce_tax_rate_locations" );
$tax_rate = array(
'tax_rate_country' => 'GB',
'tax_rate_state' => '',
'tax_rate' => '20.0000',
'tax_rate_name' => 'VAT',
'tax_rate_priority' => '1',
'tax_rate_compound' => '0',
'tax_rate_shipping' => '1',
'tax_rate_order' => '1',
'tax_rate_class' => '',
);
$tax_rate_id = WC_Tax::_insert_tax_rate( $tax_rate );
$tax_rates = WC_Tax::find_rates( array(
'country' => 'GB',
'state' => 'Cambs',
'postcode' => 'PE14 1XX',
'city' => 'Somewhere',
'tax_class' => '',
) );
$calced_tax = WC_Tax::calc_shipping_tax( '10', $tax_rates );
$this->assertEquals( $calced_tax, array( $tax_rate_id => '2' ) );
WC_Tax::_delete_tax_rate( $tax_rate_id );
}
/**
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* Test rate labels.
*/
public function test_get_rate_label() {
global $wpdb;
$tax_rate = array(
'tax_rate_country' => 'GB',
'tax_rate_state' => '',
'tax_rate' => '20.0000',
'tax_rate_name' => 'VAT',
'tax_rate_priority' => '1',
'tax_rate_compound' => '1',
'tax_rate_shipping' => '1',
'tax_rate_order' => '1',
'tax_rate_class' => '',
);
$tax_rate_id = WC_Tax::_insert_tax_rate( $tax_rate );
$this->assertEquals(WC_Tax::get_rate_label( $tax_rate_id ), 'VAT' );
WC_Tax::_delete_tax_rate( $tax_rate_id );
}
/**
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* Test rate percent.
*/
public function test_get_rate_percent() {
global $wpdb;
$tax_rate = array(
'tax_rate_country' => 'GB',
'tax_rate_state' => '',
'tax_rate' => '20.0000',
'tax_rate_name' => 'VAT',
'tax_rate_priority' => '1',
'tax_rate_compound' => '1',
'tax_rate_shipping' => '1',
'tax_rate_order' => '1',
'tax_rate_class' => '',
);
$tax_rate_id = WC_Tax::_insert_tax_rate( $tax_rate );
$this->assertEquals(WC_Tax::get_rate_percent( $tax_rate_id ), '20%' );
WC_Tax::_delete_tax_rate( $tax_rate_id );
}
/**
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* Test rate code.
*/
public function test_get_rate_code() {
global $wpdb;
$tax_rate = array(
'tax_rate_country' => 'GB',
'tax_rate_state' => '',
'tax_rate' => '20.0000',
'tax_rate_name' => 'VAT',
'tax_rate_priority' => '1',
'tax_rate_compound' => '1',
'tax_rate_shipping' => '1',
'tax_rate_order' => '1',
'tax_rate_class' => '',
);
$tax_rate_id = WC_Tax::_insert_tax_rate( $tax_rate );
$this->assertEquals(WC_Tax::get_rate_code( $tax_rate_id ), 'GB-VAT-1' );
WC_Tax::_delete_tax_rate( $tax_rate_id );
}
/**
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* Test is compound.
*/
public function test_is_compound() {
global $wpdb;
$tax_rate = array(
'tax_rate_country' => 'GB',
'tax_rate_state' => '',
'tax_rate' => '20.0000',
'tax_rate_name' => 'VAT',
'tax_rate_priority' => '1',
'tax_rate_compound' => '1',
'tax_rate_shipping' => '1',
'tax_rate_order' => '1',
'tax_rate_class' => '',
);
$tax_rate_id = WC_Tax::_insert_tax_rate( $tax_rate );
$this->assertTrue(WC_Tax::is_compound( $tax_rate_id ) );
WC_Tax::_delete_tax_rate( $tax_rate_id );
}
/**
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* Test the rounding method.
*/
public function test_round() {
$this->assertEquals(WC_Tax::round( '2.1234567' ), '2.1235' );
}
/**
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* Get tax totals.
*/
public function test_get_tax_total() {
$to_total = array(
'1' => '1.665',
'2' => '2',
);
$this->assertEquals(WC_Tax::get_tax_total( $to_total ), '3.665' );
}
/**
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* Test getting the tax classes.
*/
public function test_get_tax_classes() {
$tax_classes = WC_Tax::get_tax_classes();
$this->assertEquals( $tax_classes, array( 'Reduced Rate', 'Zero Rate' ) );
}
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/**
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* Test Inserting a tax rate.
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*/
public function test__insert_tax_rate() {
global $wpdb;
// Define a rate
$tax_rate = array(
'tax_rate_country' => 'gb',
'tax_rate_state' => '',
'tax_rate' => '20',
'tax_rate_name' => '',
'tax_rate_priority' => '1',
'tax_rate_compound' => '0',
'tax_rate_shipping' => '1',
'tax_rate_order' => '1',
'tax_rate_class' => '',
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);
// Run function
$tax_rate_id = WC_Tax::_insert_tax_rate( $tax_rate );
$this->assertGreaterThan( 0, $tax_rate_id );
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$new_row = $wpdb->get_row( $wpdb->prepare( "SELECT * FROM {$wpdb->prefix}woocommerce_tax_rates WHERE tax_rate_id = %d", $tax_rate_id ) );
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$this->assertEquals( $new_row->tax_rate_country, 'GB' );
$this->assertEquals( $new_row->tax_rate_state, '' );
$this->assertEquals( $new_row->tax_rate, '20.0000' );
$this->assertEquals( $new_row->tax_rate_name, 'Tax' );
$this->assertEquals( $new_row->tax_rate_priority, '1' );
$this->assertEquals( $new_row->tax_rate_compound, '0' );
$this->assertEquals( $new_row->tax_rate_shipping, '1' );
$this->assertEquals( $new_row->tax_rate_order, '1' );
$this->assertEquals( $new_row->tax_rate_class, '' );
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WC_Tax::_delete_tax_rate( $tax_rate_id );
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}
/**
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* Test updating a tax rate.
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*/
public function test__update_tax_rate() {
global $wpdb;
// Define a rate
$tax_rate = array(
'tax_rate_country' => 'GB',
'tax_rate_state' => '',
'tax_rate' => '20.0000',
'tax_rate_name' => 'VAT',
'tax_rate_priority' => '1',
'tax_rate_compound' => '0',
'tax_rate_shipping' => '1',
'tax_rate_order' => '1',
'tax_rate_class' => '',
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);
// Run function
$tax_rate_id = WC_Tax::_insert_tax_rate( $tax_rate );
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// Update a rate
$tax_rate = array(
'tax_rate_country' => 'US',
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);
// Run function
WC_Tax::_update_tax_rate( $tax_rate_id, $tax_rate );
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$this->assertNotFalse( $wpdb->last_result );
WC_Tax::_delete_tax_rate( $tax_rate_id );
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}
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/**
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* Test deleting a tax rate.
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*/
public function test__delete_tax_rate() {
global $wpdb;
// Define a rate
$tax_rate = array(
'tax_rate_country' => 'GB',
'tax_rate_state' => '',
'tax_rate' => '20.0000',
'tax_rate_name' => 'VAT',
'tax_rate_priority' => '1',
'tax_rate_compound' => '0',
'tax_rate_shipping' => '1',
'tax_rate_order' => '1',
'tax_rate_class' => '',
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);
// Run function
$tax_rate_id = WC_Tax::_insert_tax_rate( $tax_rate );
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// Run function
WC_Tax::_delete_tax_rate( $tax_rate_id );
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$this->assertNotFalse( $wpdb->last_result );
WC_Tax::_delete_tax_rate( $tax_rate_id );
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}
/**
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* Postcode saving.
*/
public function test__update_tax_rate_postcodes() {
global $wpdb;
$to_save = '12345;90210...90215';
$tax_rate = array(
'tax_rate_country' => 'GB',
'tax_rate_state' => '',
'tax_rate' => '20.0000',
'tax_rate_name' => 'VAT',
'tax_rate_priority' => '1',
'tax_rate_compound' => '0',
'tax_rate_shipping' => '1',
'tax_rate_order' => '1',
'tax_rate_class' => '',
);
// Run function
$tax_rate_id = WC_Tax::_insert_tax_rate( $tax_rate );
WC_Tax::_update_tax_rate_postcodes( $tax_rate_id, $to_save );
$results = $wpdb->get_col( $wpdb->prepare( "SELECT location_code FROM {$wpdb->prefix}woocommerce_tax_rate_locations WHERE tax_rate_id = %d ORDER BY location_code ASC", $tax_rate_id ) );
$this->assertEquals( array( '12345', '90210...90215' ), $results );
WC_Tax::_delete_tax_rate( $tax_rate_id );
}
/**
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* City saving.
*/
public function test__update_tax_rate_cities() {
global $wpdb;
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$to_save = 'SOMEWHERE;SOMEWHERE_ELSE';
$tax_rate = array(
'tax_rate_country' => 'GB',
'tax_rate_state' => '',
'tax_rate' => '20.0000',
'tax_rate_name' => 'VAT',
'tax_rate_priority' => '1',
'tax_rate_compound' => '0',
'tax_rate_shipping' => '1',
'tax_rate_order' => '1',
'tax_rate_class' => '',
);
// Run function
$tax_rate_id = WC_Tax::_insert_tax_rate( $tax_rate );
WC_Tax::_update_tax_rate_cities( $tax_rate_id, $to_save );
$results = $wpdb->get_col( $wpdb->prepare( "SELECT location_code FROM {$wpdb->prefix}woocommerce_tax_rate_locations WHERE tax_rate_id = %d ORDER BY location_code ASC", $tax_rate_id ) );
$this->assertEquals( array( 'SOMEWHERE', 'SOMEWHERE_ELSE' ), $results );
WC_Tax::_delete_tax_rate( $tax_rate_id );
}
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}