https://www.graalvm.org/ 
class com.oracle.truffle.sl.test.SLTestRunner$TestCase
  minor version: 0
  major version: 59
  flags: flags: (0x0020) ACC_SUPER
  this_class: com.oracle.truffle.sl.test.SLTestRunner$TestCase
  super_class: java.lang.Object
{
  protected final org.junit.runner.Description name;
    descriptor: Lorg/junit/runner/Description;
    flags: (0x0014) ACC_PROTECTED, ACC_FINAL

  protected final java.nio.file.Path path;
    descriptor: Ljava/nio/file/Path;
    flags: (0x0014) ACC_PROTECTED, ACC_FINAL

  protected final java.lang.String sourceName;
    descriptor: Ljava/lang/String;
    flags: (0x0014) ACC_PROTECTED, ACC_FINAL

  protected final java.lang.String testInput;
    descriptor: Ljava/lang/String;
    flags: (0x0014) ACC_PROTECTED, ACC_FINAL

  protected final java.lang.String expectedOutput;
    descriptor: Ljava/lang/String;
    flags: (0x0014) ACC_PROTECTED, ACC_FINAL

  protected final java.util.Map<java.lang.String, java.lang.String> options;
    descriptor: Ljava/util/Map;
    flags: (0x0014) ACC_PROTECTED, ACC_FINAL
    Signature: Ljava/util/Map<Ljava/lang/String;Ljava/lang/String;>;

  protected java.lang.String actualOutput;
    descriptor: Ljava/lang/String;
    flags: (0x0004) ACC_PROTECTED

  protected void <init>(java.lang.Class<?>, java.lang.String, java.lang.String, java.nio.file.Path, java.lang.String, java.lang.String, java.util.Map<java.lang.String, java.lang.String>);
    descriptor: (Ljava/lang/Class;Ljava/lang/String;Ljava/lang/String;Ljava/nio/file/Path;Ljava/lang/String;Ljava/lang/String;Ljava/util/Map;)V
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=3, locals=8, args_size=8
        start local 0 // com.oracle.truffle.sl.test.SLTestRunner$TestCase this
        start local 1 // java.lang.Class testClass
        start local 2 // java.lang.String baseName
        start local 3 // java.lang.String sourceName
        start local 4 // java.nio.file.Path path
        start local 5 // java.lang.String testInput
        start local 6 // java.lang.String expectedOutput
        start local 7 // java.util.Map options
         0: .line 105
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
         1: .line 106
            aload 0 /* this */
            aload 1 /* testClass */
            aload 2 /* baseName */
            invokestatic org.junit.runner.Description.createTestDescription:(Ljava/lang/Class;Ljava/lang/String;)Lorg/junit/runner/Description;
            putfield com.oracle.truffle.sl.test.SLTestRunner$TestCase.name:Lorg/junit/runner/Description;
         2: .line 107
            aload 0 /* this */
            aload 3 /* sourceName */
            putfield com.oracle.truffle.sl.test.SLTestRunner$TestCase.sourceName:Ljava/lang/String;
         3: .line 108
            aload 0 /* this */
            aload 4 /* path */
            putfield com.oracle.truffle.sl.test.SLTestRunner$TestCase.path:Ljava/nio/file/Path;
         4: .line 109
            aload 0 /* this */
            aload 5 /* testInput */
            putfield com.oracle.truffle.sl.test.SLTestRunner$TestCase.testInput:Ljava/lang/String;
         5: .line 110
            aload 0 /* this */
            aload 6 /* expectedOutput */
            putfield com.oracle.truffle.sl.test.SLTestRunner$TestCase.expectedOutput:Ljava/lang/String;
         6: .line 111
            aload 0 /* this */
            aload 7 /* options */
            putfield com.oracle.truffle.sl.test.SLTestRunner$TestCase.options:Ljava/util/Map;
         7: .line 112
            return
        end local 7 // java.util.Map options
        end local 6 // java.lang.String expectedOutput
        end local 5 // java.lang.String testInput
        end local 4 // java.nio.file.Path path
        end local 3 // java.lang.String sourceName
        end local 2 // java.lang.String baseName
        end local 1 // java.lang.Class testClass
        end local 0 // com.oracle.truffle.sl.test.SLTestRunner$TestCase this
      LocalVariableTable:
        Start  End  Slot            Name  Signature
            0    8     0            this  Lcom/oracle/truffle/sl/test/SLTestRunner$TestCase;
            0    8     1       testClass  Ljava/lang/Class<*>;
            0    8     2        baseName  Ljava/lang/String;
            0    8     3      sourceName  Ljava/lang/String;
            0    8     4            path  Ljava/nio/file/Path;
            0    8     5       testInput  Ljava/lang/String;
            0    8     6  expectedOutput  Ljava/lang/String;
            0    8     7         options  Ljava/util/Map<Ljava/lang/String;Ljava/lang/String;>;
    Signature: (Ljava/lang/Class<*>;Ljava/lang/String;Ljava/lang/String;Ljava/nio/file/Path;Ljava/lang/String;Ljava/lang/String;Ljava/util/Map<Ljava/lang/String;Ljava/lang/String;>;)V
    MethodParameters:
                Name  Flags
      testClass       
      baseName        
      sourceName      
      path            
      testInput       
      expectedOutput  
      options         
}
SourceFile: "SLTestRunner.java"
NestHost: com.oracle.truffle.sl.test.SLTestRunner
InnerClasses:
  TestCase = com.oracle.truffle.sl.test.SLTestRunner$TestCase of com.oracle.truffle.sl.test.SLTestRunner