use default field for default test path

plugin-gradle/src/test/java/com/diffplug/gradle/spotless/KotlinExtensionTest.java

@@ -231,9 +231,9 @@ void testWithCustomMaxWidthDefaultStyleKtfmt() throws IOException {
 	}
 
 	private void checkKtlintOfficialStyle() throws IOException {
-		String path = "src/main/kotlin/Main.kt";
-		setFile(path).toResource("kotlin/ktlint/experimentalEditorConfigOverride.dirty");
+		testPath = "src/main/kotlin/Main.kt";
+		setFile(testPath).toResource("kotlin/ktlint/experimentalEditorConfigOverride.dirty");
 		gradleRunner().withArguments("spotlessApply").build();
-		assertFile(path).sameAsResource("kotlin/ktlint/experimentalEditorConfigOverride.ktlintOfficial.clean");
+		assertFile(testPath).sameAsResource("kotlin/ktlint/experimentalEditorConfigOverride.ktlintOfficial.clean");
 	}
 }

plugin-maven/src/test/java/com/diffplug/spotless/maven/MavenProvisionerTest.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2016-2023 DiffPlug
+ * Copyright 2016-2025 DiffPlug
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -38,10 +38,9 @@ void testSingleDependencyIncludingTransitives() throws Exception {
 	}
 
 	private void assertResolveDependenciesWorks() throws Exception {
-		String path = "src/main/java/test.java";
 		String unformattedContent = "package  a;";
-		setFile(path).toContent(unformattedContent);
+		setFile(testPath).toContent(unformattedContent);
 		mavenRunner().withArguments("spotless:apply").runNoError();
-		assertFile(path).hasContent(unformattedContent.replace("  ", " "));
+		assertFile(testPath).hasContent(unformattedContent.replace("  ", " "));
 	}
 }

plugin-maven/src/test/java/com/diffplug/spotless/maven/antlr4/Antlr4FormatterTest.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2016-2021 DiffPlug
+ * Copyright 2016-2025 DiffPlug
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -46,9 +46,9 @@ void applyUsingDefaultVersionSelfclosing() throws Exception {
 	}
 
 	private void runTest() throws Exception {
-		String path = "src/main/antlr4/Hello.g4";
-		setFile(path).toResource("antlr4/Hello.unformatted.g4");
+		testPath = "src/main/antlr4/Hello.g4";
+		setFile(testPath).toResource("antlr4/Hello.unformatted.g4");
 		mavenRunner().withArguments("spotless:apply").runNoError();
-		assertFile(path).sameAsResource("antlr4/Hello.formatted.g4");
+		assertFile(testPath).sameAsResource("antlr4/Hello.formatted.g4");
 	}
 }

plugin-maven/src/test/java/com/diffplug/spotless/maven/generic/IndentTest.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2016-2021 DiffPlug
+ * Copyright 2016-2025 DiffPlug
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -48,9 +48,8 @@ private void runToSpacesTest() throws Exception {
 	}
 
 	private void runTest(String source, String target) throws Exception {
-		String path = "src/main/java/test.java";
-		setFile(path).toResource(source);
+		setFile(testPath).toResource(source);
 		mavenRunner().withArguments("spotless:apply").runNoError();
-		assertFile(path).sameAsResource(target);
+		assertFile(testPath).sameAsResource(target);
 	}
 }

plugin-maven/src/test/java/com/diffplug/spotless/maven/generic/Jsr223Test.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2021 DiffPlug
+ * Copyright 2021-2025 DiffPlug
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -51,9 +51,8 @@ public void groovyFromJarState() throws Exception {
 	}
 
 	private void runTest(String sourceContent, String targetContent) throws Exception {
-		String path = "src/main/java/test.java";
-		setFile(path).toContent(sourceContent);
+		setFile(testPath).toContent(sourceContent);
 		mavenRunner().withArguments("spotless:apply").runNoError();
-		assertFile(path).hasContent(targetContent);
+		assertFile(testPath).hasContent(targetContent);
 	}
 }

plugin-maven/src/test/java/com/diffplug/spotless/maven/generic/LicenseHeaderTest.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2016-2021 DiffPlug
+ * Copyright 2016-2025 DiffPlug
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -44,11 +44,11 @@ void fromContentCpp() throws Exception {
 				"  </content>",
 				"</licenseHeader>");
 
-		String path = "src/test/cpp/file.c++";
+		testPath = "src/test/cpp/file.c++";
 		String cppContent = "#include <whatsoever.h>";
-		setFile(path).toContent(cppContent);
+		setFile(testPath).toContent(cppContent);
 		mavenRunner().withArguments("spotless:apply").runNoError();
-		assertFile(path).hasContent(cppLicense + '\n' + cppContent);
+		assertFile(testPath).hasContent(cppLicense + '\n' + cppContent);
 	}
 
 	@Test
@@ -61,10 +61,10 @@ void fromContentGroovy() throws Exception {
 				"  </content>",
 				"</licenseHeader>");
 
-		String path = "src/main/groovy/test.groovy";
-		setFile(path).toResource("license/MissingLicense.test");
+		testPath = "src/main/groovy/test.groovy";
+		setFile(testPath).toResource("license/MissingLicense.test");
 		mavenRunner().withArguments("spotless:apply").runNoError();
-		assertFile(path).sameAsResource("license/HasLicense.test");
+		assertFile(testPath).sameAsResource("license/HasLicense.test");
 	}
 
 	@Test
@@ -123,12 +123,12 @@ void fromContentKotlin() throws Exception {
 				"  </content>",
 				"</licenseHeader>");
 
-		String path = "src/main/kotlin/test.kt";
+		testPath = "src/main/kotlin/test.kt";
 		String noLicenseHeader = getTestResource("kotlin/licenseheader/KotlinCodeWithoutHeader.test");
 
-		setFile(path).toContent(noLicenseHeader);
+		setFile(testPath).toContent(noLicenseHeader);
 		mavenRunner().withArguments("spotless:apply").runNoError();
-		assertFile(path).hasContent(KOTLIN_LICENSE_HEADER + '\n' + noLicenseHeader);
+		assertFile(testPath).hasContent(KOTLIN_LICENSE_HEADER + '\n' + noLicenseHeader);
 	}
 
 	@Test
@@ -142,10 +142,9 @@ void unsupportedModuleInfo() throws Exception {
 	}
 
 	private void runTest() throws Exception {
-		String path = "src/main/java/test.java";
-		setFile(path).toResource("license/MissingLicense.test");
+		setFile(testPath).toResource("license/MissingLicense.test");
 		mavenRunner().withArguments("spotless:apply").runNoError();
-		assertFile(path).sameAsResource("license/HasLicense.test");
+		assertFile(testPath).sameAsResource("license/HasLicense.test");
 	}
 
 	private void testUnsupportedFile(String file) throws Exception {
@@ -156,12 +155,12 @@ private void testUnsupportedFile(String file) throws Exception {
 				"  </content>",
 				"</licenseHeader>");
 
-		String path = "src/main/java/com/diffplug/spotless/" + file;
-		setFile(path).toResource("license/" + file + ".test");
+		testPath = "src/main/java/com/diffplug/spotless/" + file;
+		setFile(testPath).toResource("license/" + file + ".test");
 
 		mavenRunner().withArguments("spotless:apply").runNoError();
 
 		// file should remain the same
-		assertFile(path).sameAsResource("license/" + file + ".test");
+		assertFile(testPath).sameAsResource("license/" + file + ".test");
 	}
 }

plugin-maven/src/test/java/com/diffplug/spotless/maven/generic/LineEndingsTest.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2016-2021 DiffPlug
+ * Copyright 2016-2025 DiffPlug
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -44,10 +44,9 @@ private void runToUnixTest() throws Exception {
 	}
 
 	private void runTest(String sourceContent, String targetContent) throws Exception {
-		String path = "src/main/java/test.java";
-		setFile(path).toContent(sourceContent);
+		setFile(testPath).toContent(sourceContent);
 		mavenRunner().withArguments("spotless:apply").runNoError();
-		assertFile(path).hasContent(targetContent);
+		assertFile(testPath).hasContent(targetContent);
 	}
 
 	private String getClassWithLineEndings(String lineEnding) {

plugin-maven/src/test/java/com/diffplug/spotless/maven/generic/NativeCmdTest.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2021 DiffPlug
+ * Copyright 2021-2025 DiffPlug
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -41,9 +41,8 @@ public void fromStdInToStdOut() throws Exception {
 	}
 
 	private void runTest(String sourceContent, String targetContent) throws Exception {
-		String path = "src/main/java/test.java";
-		setFile(path).toContent(sourceContent);
+		setFile(testPath).toContent(sourceContent);
 		mavenRunner().withArguments("spotless:apply").runNoError();
-		assertFile(path).hasContent(targetContent);
+		assertFile(testPath).hasContent(targetContent);
 	}
 }

plugin-maven/src/test/java/com/diffplug/spotless/maven/generic/ReplaceRegexTest.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2016-2021 DiffPlug
+ * Copyright 2016-2025 DiffPlug
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -34,9 +34,8 @@ void fromContent() throws Exception {
 	}
 
 	private void runTest(String sourceContent, String targetContent) throws Exception {
-		String path = "src/main/java/test.java";
-		setFile(path).toContent(sourceContent);
+		setFile(testPath).toContent(sourceContent);
 		mavenRunner().withArguments("spotless:apply").runNoError();
-		assertFile(path).hasContent(targetContent);
+		assertFile(testPath).hasContent(targetContent);
 	}
 }

plugin-maven/src/test/java/com/diffplug/spotless/maven/generic/ReplaceTest.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2016-2021 DiffPlug
+ * Copyright 2016-2025 DiffPlug
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -33,9 +33,8 @@ void fromContent() throws Exception {
 	}
 
 	private void runTest(String sourceContent, String targetContent) throws Exception {
-		String path = "src/main/java/test.java";
-		setFile(path).toContent(sourceContent);
+		setFile(testPath).toContent(sourceContent);
 		mavenRunner().withArguments("spotless:apply").runNoError();
-		assertFile(path).hasContent(targetContent);
+		assertFile(testPath).hasContent(targetContent);
 	}
 }

plugin-maven/src/test/java/com/diffplug/spotless/maven/generic/TrimTrailingWhitespaceTest.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2016-2021 DiffPlug
+ * Copyright 2016-2025 DiffPlug
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -32,10 +32,9 @@ void fromContentToTabs() throws Exception {
 	}
 
 	private void runTest(String sourceContent, String targetContent) throws Exception {
-		String path = "src/main/java/test.java";
-		setFile(path).toContent(sourceContent);
+		setFile(testPath).toContent(sourceContent);
 		mavenRunner().withArguments("spotless:apply").runNoError();
-		assertFile(path).hasContent(targetContent);
+		assertFile(testPath).hasContent(targetContent);
 	}
 
 }

plugin-maven/src/test/java/com/diffplug/spotless/maven/groovy/GrEclipseTest.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2020-2023 DiffPlug
+ * Copyright 2020-2025 DiffPlug
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -27,10 +27,10 @@ class GrEclipseTest extends MavenIntegrationHarness {
 	void testEclipse() throws Exception {
 		writePomWithGrEclipse();
 
-		String path = "src/main/groovy/test.groovy";
-		setFile(path).toResource("groovy/greclipse/format/unformatted.test");
+		testPath = "src/main/groovy/test.groovy";
+		setFile(testPath).toResource("groovy/greclipse/format/unformatted.test");
 		mavenRunner().withArguments("spotless:apply").runNoError();
-		assertFile(path).sameAsResource("groovy/greclipse/format/formatted.test");
+		assertFile(testPath).sameAsResource("groovy/greclipse/format/formatted.test");
 	}
 
 	@Test

plugin-maven/src/test/java/com/diffplug/spotless/maven/groovy/ImportOrderTest.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2020-2021 DiffPlug
+ * Copyright 2020-2025 DiffPlug
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -50,9 +50,9 @@ private void runTest() throws Exception {
 	}
 
 	private void runTest(String expectedResource) throws Exception {
-		String path = "src/main/groovy/test.groovy";
-		setFile(path).toResource("java/importsorter/GroovyCodeUnsortedMisplacedImports.test");
+		testPath = "src/main/groovy/test.groovy";
+		setFile(testPath).toResource("java/importsorter/GroovyCodeUnsortedMisplacedImports.test");
 		mavenRunner().withArguments("spotless:apply").runNoError();
-		assertFile(path).sameAsResource(expectedResource);
+		assertFile(testPath).sameAsResource(expectedResource);
 	}
 }

plugin-maven/src/test/java/com/diffplug/spotless/maven/groovy/RemoveSemicolonsTest.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2023 DiffPlug
+ * Copyright 2023-2025 DiffPlug
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -37,16 +37,16 @@ void testNotRemoveSemicolonsString() throws Exception {
 	void testRemoveSemicolons() throws Exception {
 		writePomWithGroovySteps("<removeSemicolons/>");
 
-		String path = "src/main/groovy/test.groovy";
-		setFile(path).toResource("groovy/removeSemicolons/GroovyCodeWithSemicolons.test");
+		testPath = "src/main/groovy/test.groovy";
+		setFile(testPath).toResource("groovy/removeSemicolons/GroovyCodeWithSemicolons.test");
 		mavenRunner().withArguments("spotless:apply").runNoError();
-		assertFile(path).sameAsResource("groovy/removeSemicolons/GroovyCodeWithSemicolonsFormatted.test");
+		assertFile(testPath).sameAsResource("groovy/removeSemicolons/GroovyCodeWithSemicolonsFormatted.test");
 	}
 
 	private void runTest(String sourceContent, String targetContent) throws Exception {
-		String path = "src/main/groovy/test.groovy";
-		setFile(path).toContent(sourceContent);
+		testPath = "src/main/groovy/test.groovy";
+		setFile(testPath).toContent(sourceContent);
 		mavenRunner().withArguments("spotless:apply").runNoError();
-		assertFile(path).hasContent(targetContent);
+		assertFile(testPath).hasContent(targetContent);
 	}
 }

plugin-maven/src/test/java/com/diffplug/spotless/maven/incremental/UpToDateCheckingTest.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2021-2023 DiffPlug
+ * Copyright 2021-2025 DiffPlug
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -246,8 +246,8 @@ private List<File> writeUnformattedFiles(int count) throws IOException {
 	private List<File> writeFiles(String resource, String suffix, int count) throws IOException {
 		List<File> result = new ArrayList<>(count);
 		for (int i = 0; i < count; i++) {
-			String path = "src/main/java/test_" + suffix + "_" + i + ".java";
-			File file = setFile(path).toResource(resource);
+			testPath = "src/main/java/test_" + suffix + "_" + i + ".java";
+			File file = setFile(testPath).toResource(resource);
 			result.add(file);
 		}
 		return result;

plugin-maven/src/test/java/com/diffplug/spotless/maven/java/CleanthatJavaRefactorerTest.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2022-2023 DiffPlug
+ * Copyright 2022-2025 DiffPlug
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -101,10 +101,9 @@ void testIncludeOnlyLiteralsFirstInComparisons() throws Exception {
 	}
 
 	private void runTest(String dirtyPath, String cleanPath) throws Exception {
-		String path = "src/main/java/test.java";
-		setFile(path).toResource("java/cleanthat/" + dirtyPath);
+		setFile(testPath).toResource("java/cleanthat/" + dirtyPath);
 		// .withRemoteDebug(21654)
 		Assertions.assertThat(mavenRunner().withArguments("spotless:apply").runNoError().stdOutUtf8()).doesNotContain("[ERROR]");
-		assertFile(path).sameAsResource("java/cleanthat/" + cleanPath);
+		assertFile(testPath).sameAsResource("java/cleanthat/" + cleanPath);
 	}
 }

plugin-maven/src/test/java/com/diffplug/spotless/maven/java/EclipseFormatStepTest.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2016-2021 DiffPlug
+ * Copyright 2016-2025 DiffPlug
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -29,9 +29,9 @@ void testEclipse() throws Exception {
 				"</eclipse>");
 		setFile("formatter.xml").toResource("java/eclipse/formatter.xml");
 
-		String path = "src/main/java/test.java";
-		setFile(path).toResource("java/eclipse/JavaCodeUnformatted.test");
+		testPath = "src/main/java/test.java";
+		setFile(testPath).toResource("java/eclipse/JavaCodeUnformatted.test");
 		mavenRunner().withArguments("spotless:apply").runNoError();
-		assertFile(path).sameAsResource("java/eclipse/JavaCodeFormatted.test");
+		assertFile(testPath).sameAsResource("java/eclipse/JavaCodeFormatted.test");
 	}
 }