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Behat _error_log() & _var_dump(). #4

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Behat _error_log() & _var_dump(). #4

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29 changes: 29 additions & 0 deletions features/bootstrap/debug.php
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Original file line number Diff line number Diff line change
@@ -0,0 +1,29 @@
<?php

// Debug helpers when running in behat.

if ( ! function_exists( '_error_log' ) ) {
// Put error messages to PHP's 'error_log' when running shelled out with captured STDERR.
function _error_log( $msg ) {
error_log( sprintf( "[%s] %s\n", date( 'r' ), $msg ), 3, ini_get( 'error_log' ) );
}
}

if ( ! function_exists( '_var_dump' ) ) {
// Wrapper around PHP's var_dump to return a string rather than interfere with captured STDOUT.
// Fixes up __FILE__:__LINE__: prefix for PHP >= 7.
function _var_dump( $var ) {
$ret = '';
if ( $php_ver_7 = version_compare( PHP_VERSION, '7', '>=' ) ) {
$bt = debug_backtrace( 0, 1 );
$file_line = isset( $bt[0] ) ? "{$bt[0]['file']}:{$bt[0]['line']}:\n" : '';
}
for ( $i = 0, $cnt = func_num_args(); $i < $cnt; $i++ ) {
ob_start();
var_dump( func_get_arg( $i ) );
$v = ob_get_clean();
$ret .= $php_ver_7 ? preg_replace( '/^.*?:\n/', $file_line, $v ) : $v;
}
return $ret;
}
}