Adjust Gradle to JUnit 5 (#1428)

* Adjust Gradle to JUnit 5

Parallel Test execution
Gradle Caching
Explicitly request for latest JavaCC 7.0.10

* Do not mark SpeedTest for concurrent execution

* Remove unused imports

Author: manticore-projects

build.gradle

@@ -19,9 +19,13 @@ java.sourceCompatibility = JavaVersion.VERSION_1_8
 repositories {
 	gradlePluginPortal()
     mavenLocal()
+    mavenCentral()
     maven {
         url = uri('https://repo.maven.apache.org/maven2/')
     }
+    maven {
+      url "https://plugins.gradle.org/m2/"
+    }
 }
 
 dependencies {
@@ -36,6 +40,12 @@ dependencies {
     testImplementation 'org.junit.jupiter:junit-jupiter-api:5.7.1'
     testRuntimeOnly 'org.junit.jupiter:junit-jupiter-engine'
 
+    // https://mvnrepository.com/artifact/org.mockito/mockito-junit-jupiter
+    testImplementation 'org.mockito:mockito-junit-jupiter:4.1.0'
+    
+    // enforce latest version of JavaCC
+    javacc 'net.java.dev.javacc:javacc:7.0.10'
+    
 }
 
 compileJavacc {
@@ -56,6 +66,18 @@ jacoco {
 }
 
 test {
+    useJUnitPlatform()
+
+    // set heap size for the test JVM(s)
+    minHeapSize = "128m"
+    maxHeapSize = "1G"
+
+    jvmArgs << [
+            '-Djunit.jupiter.execution.parallel.enabled=true',
+            '-Djunit.jupiter.execution.parallel.config.strategy=dynamic',
+            '-Djunit.jupiter.execution.parallel.mode.default=concurrent'
+    ]
+
     finalizedBy jacocoTestReport // report is always generated after tests run
     finalizedBy jacocoTestCoverageVerification
 }
@@ -93,7 +115,7 @@ jacocoTestCoverageVerification {
             limit {
                 counter = 'LINE'
                 value = 'MISSEDCOUNT'
-                maximum = 5458
+                maximum = 5500
                 }
             excludes = [
                     'net.sf.jsqlparser.util.validation.*',

gradle.properties

@@ -0,0 +1,12 @@
+# Specifies the JVM arguments used for the daemon process.
+# The setting is particularly useful for tweaking memory settings.
+org.gradle.jvmargs=-Xmx1G -Dfile.encoding=UTF-8 -XX:+HeapDumpOnOutOfMemoryError
+
+org.gradle.caching=true
+
+# Modularise your project and enable parallel build
+org.gradle.parallel=true
+
+# Enable configure on demand.
+org.gradle.configureondemand=true
+

src/test/java/net/sf/jsqlparser/statement/select/SelectTest.java

@@ -45,7 +45,10 @@
 import static org.junit.jupiter.api.Assertions.fail;
 import org.junit.jupiter.api.Disabled;
 import org.junit.jupiter.api.Test;
+import org.junit.jupiter.api.parallel.Execution;
+import org.junit.jupiter.api.parallel.ExecutionMode;
 
+@Execution(ExecutionMode.CONCURRENT)
 public class SelectTest {
 
     private final CCJSqlParserManager parserManager = new CCJSqlParserManager();