Introduce rule to drop default setFixChooser

error-prone-contrib/pom.xml

@@ -37,7 +37,6 @@
         <dependency>
             <groupId>${groupId.error-prone}</groupId>
             <artifactId>error_prone_test_helpers</artifactId>
-            <scope>test</scope>
         </dependency>
         <dependency>
             <groupId>${project.groupId}</groupId>

error-prone-contrib/src/main/java/tech/picnic/errorprone/refasterrules/BugCheckerRules.java

@@ -0,0 +1,29 @@
+package tech.picnic.errorprone.refasterrules;
+
+import com.google.errorprone.BugCheckerRefactoringTestHelper;
+import com.google.errorprone.BugCheckerRefactoringTestHelper.FixChoosers;
+import com.google.errorprone.refaster.annotation.AfterTemplate;
+import com.google.errorprone.refaster.annotation.BeforeTemplate;
+import tech.picnic.errorprone.refaster.annotation.OnlineDocumentation;
+
+@OnlineDocumentation
+final class BugCheckerRules {
+  private BugCheckerRules() {}
+
+  /**
+   * Drop {@link
+   * BugCheckerRefactoringTestHelper#setFixChooser(BugCheckerRefactoringTestHelper.FixChooser)} when
+   * set to the default {@link FixChoosers#FIRST}.
+   */
+  static final class SetFixChooserDefault {
+    @BeforeTemplate
+    BugCheckerRefactoringTestHelper before(BugCheckerRefactoringTestHelper helper) {
+      return helper.setFixChooser(FixChoosers.FIRST);
+    }
+
+    @AfterTemplate
+    BugCheckerRefactoringTestHelper after(BugCheckerRefactoringTestHelper helper) {
+      return helper;
+    }
+  }
+}

error-prone-contrib/src/test/java/tech/picnic/errorprone/refasterrules/RefasterRulesTest.java

@@ -35,6 +35,7 @@ final class RefasterRulesTest {
           AssertJThrowingCallableRules.class,
           AssortedRules.class,
           BigDecimalRules.class,
+          BugCheckerRules.class,
           CollectionRules.class,
           ComparatorRules.class,
           DoubleStreamRules.class,

error-prone-contrib/src/test/resources/tech/picnic/errorprone/refasterrules/BugCheckerRulesTestInput.java

@@ -0,0 +1,19 @@
+package tech.picnic.errorprone.refasterrules;
+
+import com.google.common.collect.ImmutableSet;
+import com.google.errorprone.BugCheckerRefactoringTestHelper;
+import com.google.errorprone.BugCheckerRefactoringTestHelper.FixChoosers;
+import tech.picnic.errorprone.bugpatterns.StringCaseLocaleUsage;
+import tech.picnic.errorprone.refaster.test.RefasterRuleCollectionTestCase;
+
+final class BugCheckerRulesTest implements RefasterRuleCollectionTestCase {
+  @Override
+  public ImmutableSet<?> elidedTypesAndStaticImports() {
+    return ImmutableSet.of(FixChoosers.class);
+  }
+
+  BugCheckerRefactoringTestHelper testSetFixChooserDefault() {
+    return BugCheckerRefactoringTestHelper.newInstance(StringCaseLocaleUsage.class, getClass())
+        .setFixChooser(FixChoosers.FIRST);
+  }
+}

error-prone-contrib/src/test/resources/tech/picnic/errorprone/refasterrules/BugCheckerRulesTestOutput.java

@@ -0,0 +1,18 @@
+package tech.picnic.errorprone.refasterrules;
+
+import com.google.common.collect.ImmutableSet;
+import com.google.errorprone.BugCheckerRefactoringTestHelper;
+import com.google.errorprone.BugCheckerRefactoringTestHelper.FixChoosers;
+import tech.picnic.errorprone.bugpatterns.StringCaseLocaleUsage;
+import tech.picnic.errorprone.refaster.test.RefasterRuleCollectionTestCase;
+
+final class BugCheckerRulesTest implements RefasterRuleCollectionTestCase {
+  @Override
+  public ImmutableSet<?> elidedTypesAndStaticImports() {
+    return ImmutableSet.of(FixChoosers.class);
+  }
+
+  BugCheckerRefactoringTestHelper testSetFixChooserDefault() {
+    return BugCheckerRefactoringTestHelper.newInstance(StringCaseLocaleUsage.class, getClass());
+  }
+}