Added phpunit code coverage support.

.gitignore

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+coverage

phpunit.xml.dist

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+<?xml version="1.0" encoding="UTF-8"?>
+
+<phpunit bootstrap="tests/bootstrap.php" colors="true">
+ <php>
+ <!-- Set error reporting to E_ALL. -->
+ <ini name="error_reporting" value="32767"/>
+ <!-- Do not limit the amount of memory tests take to run. -->
+ <ini name="memory_limit" value="-1"/>
+ </php>
+ <testsuites>
+ <testsuite name="Addressfield lookup Unit Test Suite">
+ <directory>./tests/src/Unit</directory>
+ </testsuite>
+ </testsuites>
+ <listeners>
+ <listener class="\Drupal\Tests\Listeners\DrupalListener">
+ </listener>
+ </listeners>
+ <!-- Filter for coverage reports. -->
+ <filter>
+ <whitelist>
+ <directory>./src</directory>
+ <!-- By definition test classes have no tests. -->
+ <exclude>
+ <directory suffix="Test.php">./</directory>
+ <directory suffix="TestBase.php">./</directory>
+ </exclude>
+ </whitelist>
+ </filter>
+ <logging>
+ <log type="coverage-html" target="coverage" showUncoveredFiles="true"/>
+ </logging>
+</phpunit>

tests/bootstrap.php

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+<?php
+
+/**
+ * @file
+ * Searches for the core bootstrap file.
+ */
+
+$dir = __DIR__;
+
+// Match against previous dir for Windows.
+$previous_dir = '';
+
+while ($dir = dirname($dir)) {
+ // We've reached the root.
+ if ($dir === $previous_dir) {
+ break;
+ }
+
+ $previous_dir = $dir;
+
+ if (is_file($dir . '/core/tests/bootstrap.php')) {
+ require_once $dir . '/core/tests/bootstrap.php';
+ return;
+ }
+}
+
+throw new RuntimeException('Unable to load core bootstrap.php.');