Create tests for Method group

error-prone-contrib/src/test/java/tech/picnic/errorprone/bugpatterns/RefasterCheckTest.java

@@ -57,6 +57,7 @@ public final class RefasterCheckTest {
           "JUnit",
           "LongStream",
           "MapEntry",
+          "Method",
           "Mockito",
           "Multimap",
           "Null",

error-prone-contrib/src/test/resources/tech/picnic/errorprone/bugpatterns/MethodTemplatesTestInput.java

@@ -0,0 +1,68 @@
+package tech.picnic.errorprone.bugpatterns;
+
+import java.util.stream.Collectors;
+
+final class MethodTemplateTest implements RefasterTemplateTestCase {
+  String testObjectReturn() {
+    String var = "Hello!";
+    return var;
+  }
+
+  byte testByteReturn() {
+    byte var = Byte.MAX_VALUE;
+    return var;
+  }
+
+  char testCharacterReturn() {
+    char var = Character.MAX_VALUE;
+    return var;
+  }
+
+  short testShortReturn() {
+    short var = Short.MAX_VALUE;
+    return var;
+  }
+
+  int testIntegerReturn() {
+    int var = Integer.MAX_VALUE;
+    return var;
+  }
+
+  long testLongReturn() {
+    long var = 349827359L;
+    return var;
+  }
+
+  float testFloatReturn() {
+    float var = 4324.347284F;
+    return var;
+  }
+
+  double testDoubleReturn() {
+    double var = 3492.34284D;
+    return var;
+  }
+
+  boolean testBooleanReturn() {
+    boolean var = true;
+    return var;
+  }
+
+  String testStuffAboveDoesntMatter() {
+    System.out.println("Hi");
+    String var = "Hello!";
+    return var;
+  }
+
+  String testStuffBelowDoesMatter() {
+    String var = "Hello!";
+    System.out.println("Hi");
+    return var;
+  }
+
+  String testChainedReturn() {
+    String var =
+        Stream.of("I", "like", "error-prone", ":-)").collect(Collectors.joining(" ", "", "!"));
+    return var;
+  }
+}

error-prone-contrib/src/test/resources/tech/picnic/errorprone/bugpatterns/MethodTemplatesTestOutput.java

@@ -0,0 +1,56 @@
+package tech.picnic.errorprone.bugpatterns;
+
+import java.util.stream.Collectors;
+
+final class MethodTemplateTest implements RefasterTemplateTestCase {
+  String testObjectReturn() {
+    return "Hello!";
+  }
+
+  byte testByteReturn() {
+    return Byte.MAX_VALUE;
+  }
+
+  char testCharacterReturn() {
+    return Character.MAX_VALUE;
+  }
+
+  short testShortReturn() {
+    return Short.MAX_VALUE;
+  }
+
+  int testIntegerReturn() {
+    return Integer.MAX_VALUE;
+  }
+
+  long testLongReturn() {
+    return 349827359L;
+  }
+
+  float testFloatReturn() {
+    return 4324.347284F;
+  }
+
+  double testDoubleReturn() {
+    return 3492.34284D;
+  }
+
+  boolean testBooleanReturn() {
+    return true;
+  }
+
+  String testStuffAboveDoesntMatter() {
+    System.out.println("Hi");
+    return "Hello!";
+  }
+
+  String testStuffBelowDoesMatter() {
+    String var = "Hello!";
+    System.out.println("Hi");
+    return var;
+  }
+
+  String testChainedReturn() {
+    return Stream.of("I", "like", "error-prone", ":-)").collect(Collectors.joining(" ", "", "!"));
+  }
+}