Delete trivial example test.

We should have sufficient coverage of empty methods without this.

Bug: b/167145686
Change-Id: Ie598ac404eef50605878cf11c0425465bf25d737
diff --git a/src/test/examples/trivial/Trivial.java b/src/test/examples/trivial/Trivial.java
deleted file mode 100644
index b6b8299..0000000
--- a/src/test/examples/trivial/Trivial.java
+++ /dev/null
@@ -1,9 +0,0 @@
-// Copyright (c) 2016, the R8 project authors. Please see the AUTHORS file
-// for details. All rights reserved. Use of this source code is governed by a
-// BSD-style license that can be found in the LICENSE file.
-package trivial;
-
-public class Trivial {
-  public static void main(String[] args) {
-  }
-}
diff --git a/src/test/java/com/android/tools/r8/ExtractMarkerTest.java b/src/test/java/com/android/tools/r8/ExtractMarkerTest.java
index 1f0ef3c..c7a260a 100644
--- a/src/test/java/com/android/tools/r8/ExtractMarkerTest.java
+++ b/src/test/java/com/android/tools/r8/ExtractMarkerTest.java
@@ -13,6 +13,7 @@
 import com.android.tools.r8.graph.DexString;
 import com.android.tools.r8.utils.BooleanUtils;
 import com.android.tools.r8.utils.ExtractMarkerUtils;
+import java.nio.file.Path;
 import java.nio.file.Paths;
 import java.util.Collection;
 import java.util.Set;
@@ -23,8 +24,15 @@
 
 @RunWith(Parameterized.class)
 public class ExtractMarkerTest extends TestBase {
-  private static final String CLASS_FILE =
-      ToolHelper.EXAMPLES_BUILD_DIR + "classes/trivial/Trivial.class";
+
+  static class TestClass {
+
+    public static void main(String[] args) {
+
+    }
+  }
+
+  private static final Path CLASS_FILE = ToolHelper.getClassFileForTestClass(TestClass.class);
 
   private final TestParameters parameters;
   private boolean includeClassesChecksum;
@@ -55,7 +63,7 @@
     boolean[] testExecuted = {false};
     D8.run(
         D8Command.builder()
-            .addProgramFiles(Paths.get(CLASS_FILE))
+            .addProgramFiles(CLASS_FILE)
             .setMinApiLevel(parameters.getApiLevel().getLevel())
             .setIncludeClassesChecksum(includeClassesChecksum)
             .setProgramConsumer(
@@ -98,7 +106,7 @@
     boolean[] testExecuted = {false};
     R8.run(
         R8Command.builder()
-            .addProgramFiles(Paths.get(CLASS_FILE))
+            .addProgramFiles(CLASS_FILE)
             .addLibraryFiles(ToolHelper.getJava8RuntimeJar())
             .setMode(CompilationMode.DEBUG)
             .setDisableTreeShaking(true)
diff --git a/src/test/java/com/android/tools/r8/ProguardMapMarkerTest.java b/src/test/java/com/android/tools/r8/ProguardMapMarkerTest.java
index e38ecf7..74e36ab 100644
--- a/src/test/java/com/android/tools/r8/ProguardMapMarkerTest.java
+++ b/src/test/java/com/android/tools/r8/ProguardMapMarkerTest.java
@@ -14,6 +14,7 @@
 import com.android.tools.r8.utils.AndroidApiLevel;
 import com.android.tools.r8.utils.ExtractMarkerUtils;
 import com.android.tools.r8.utils.VersionProperties;
+import java.nio.file.Path;
 import java.nio.file.Paths;
 import java.util.Collection;
 import java.util.HashSet;
@@ -26,10 +27,16 @@
 @RunWith(Parameterized.class)
 public class ProguardMapMarkerTest extends TestBase {
 
+  static class TestClass {
+
+    public static void main(String[] args) {
+
+    }
+  }
+
   private static final int EXPECTED_NUMBER_OF_KEYS_DEX = 6;
   private static final int EXPECTED_NUMBER_OF_KEYS_CF = 5;
-  private static final String CLASS_FILE =
-      ToolHelper.EXAMPLES_BUILD_DIR + "classes/trivial/Trivial.class";
+  private static final Path CLASS_FILE = ToolHelper.getClassFileForTestClass(TestClass.class);
 
   @Parameters(name = "{0}")
   public static TestParametersCollection data() {
@@ -60,7 +67,7 @@
     ProguardMapIds proguardMapIds = new ProguardMapIds();
     R8.run(
         R8Command.builder()
-            .addProgramFiles(Paths.get(CLASS_FILE))
+            .addProgramFiles(CLASS_FILE)
             .setDisableTreeShaking(true)
             .setProgramConsumer(
                 new DexIndexedConsumer.ForwardingConsumer(null) {
@@ -107,7 +114,7 @@
     ProguardMapIds buildIds = new ProguardMapIds();
     R8.run(
         R8Command.builder()
-            .addProgramFiles(Paths.get(CLASS_FILE))
+            .addProgramFiles(CLASS_FILE)
             .setDisableTreeShaking(true)
             .setProgramConsumer(
                 new ClassFileConsumer.ForwardingConsumer(null) {
diff --git a/src/test/java/com/android/tools/r8/R8RunExamplesTest.java b/src/test/java/com/android/tools/r8/R8RunExamplesTest.java
index bbce8ea..48e4bee 100644
--- a/src/test/java/com/android/tools/r8/R8RunExamplesTest.java
+++ b/src/test/java/com/android/tools/r8/R8RunExamplesTest.java
@@ -27,7 +27,6 @@
     String[] tests = {
       "arithmetic.Arithmetic",
       "inlining.Inlining",
-      "trivial.Trivial",
       "regress.Regress",
       "regress2.Regress2",
       "regress_37726195.Regress",
diff --git a/src/test/java/com/android/tools/r8/debug/ExamplesDebugTest.java b/src/test/java/com/android/tools/r8/debug/ExamplesDebugTest.java
index ff2c4ba..0d645ad 100644
--- a/src/test/java/com/android/tools/r8/debug/ExamplesDebugTest.java
+++ b/src/test/java/com/android/tools/r8/debug/ExamplesDebugTest.java
@@ -60,11 +60,6 @@
   }
 
   @Test
-  public void testTrivial() throws Exception {
-    testDebugging("trivial", "Trivial");
-  }
-
-  @Test
   public void testRegress() throws Exception {
     testDebugging("regress", "Regress");
   }