Attempt to improve performance of phpunit with coverage. (#513)

Author: fubhy

.travis.yml

@@ -77,6 +77,10 @@ install:
   # Reference the module in the build site.
   - ln -s $TRAVIS_BUILD_DIR $DRUPAL_BUILD_DIR/modules/graphql
 
+  # Copy the customized phpunit configuration file to the core directory so
+  # the relative paths are correct.
+  - cp $DRUPAL_BUILD_DIR/modules/graphql/phpunit.xml.dist $DRUPAL_BUILD_DIR/core/phpunit.xml
+
   # When running with phpdbg we need to replace all code occurrences that check
   # for 'cli' with 'phpdbg'. Some files might be write protected, hence the
   # fallback.
@@ -91,12 +95,12 @@ install:
 script:
   # Run the unit tests using phpdbg if the environment variable is 'true'.
   - if [[ "$WITH_PHPDBG_COVERAGE" == "true" ]];
-      then phpdbg -qrr $DRUPAL_BUILD_DIR/vendor/bin/phpunit --configuration $DRUPAL_BUILD_DIR/core/phpunit.xml.dist --coverage-clover $TRAVIS_BUILD_DIR/coverage.xml $TRAVIS_BUILD_DIR;
+      then phpdbg -qrr $DRUPAL_BUILD_DIR/vendor/bin/phpunit --configuration $DRUPAL_BUILD_DIR/core/phpunit.xml --coverage-clover $TRAVIS_BUILD_DIR/coverage.xml $TRAVIS_BUILD_DIR;
     fi
 
   # Run the unit tests with standard php otherwise.
   - if [[ "$WITH_PHPDBG_COVERAGE" != "true" ]];
-      then $DRUPAL_BUILD_DIR/vendor/bin/phpunit --configuration $DRUPAL_BUILD_DIR/core/phpunit.xml.dist $TRAVIS_BUILD_DIR;
+      then $DRUPAL_BUILD_DIR/vendor/bin/phpunit --configuration $DRUPAL_BUILD_DIR/core/phpunit.xml $TRAVIS_BUILD_DIR;
     fi
 
 after_success:

phpunit.xml.dist

@@ -0,0 +1,29 @@
+<?xml version="1.0" encoding="UTF-8"?>
+
+<phpunit bootstrap="tests/bootstrap.php" colors="true"
+         beStrictAboutTestsThatDoNotTestAnything="true"
+         beStrictAboutOutputDuringTests="true"
+         beStrictAboutChangesToGlobalState="true"
+         checkForUnintentionallyCoveredCode="false">
+  <testsuites>
+    <testsuite name="unit">
+      <file>./tests/TestSuites/UnitTestSuite.php</file>
+    </testsuite>
+    <testsuite name="kernel">
+      <file>./tests/TestSuites/KernelTestSuite.php</file>
+    </testsuite>
+  </testsuites>
+  <listeners>
+    <listener class="\Drupal\Tests\Listeners\DrupalStandardsListener">
+    </listener>
+  </listeners>
+  <filter>
+    <whitelist>
+      <directory suffix=".php">./modules/graphql</directory>
+      <exclude>
+        <directory suffix="Test.php">./</directory>
+        <directory suffix="TestBase.php">./</directory>
+      </exclude>
+    </whitelist>
+  </filter>
+</phpunit>