diff --git a/src/functionalTest/kotlin/com/github/jengelman/gradle/plugins/shadow/transformers/AppendingTransformerTest.kt b/src/functionalTest/kotlin/com/github/jengelman/gradle/plugins/shadow/transformers/AppendingTransformerTest.kt
index a883faf8a..7a525bb8f 100644
--- a/src/functionalTest/kotlin/com/github/jengelman/gradle/plugins/shadow/transformers/AppendingTransformerTest.kt
+++ b/src/functionalTest/kotlin/com/github/jengelman/gradle/plugins/shadow/transformers/AppendingTransformerTest.kt
@@ -3,27 +3,36 @@ package com.github.jengelman.gradle.plugins.shadow.transformers
 import assertk.assertThat
 import assertk.assertions.isEqualTo
 import com.github.jengelman.gradle.plugins.shadow.util.getContent
-import java.nio.file.Path
 import kotlin.io.path.appendText
-import org.junit.jupiter.api.Test
+import org.junit.jupiter.params.ParameterizedTest
+import org.junit.jupiter.params.provider.ValueSource
 
 class AppendingTransformerTest : BaseTransformerTest() {
-  @Test
-  fun appendTestProperties() {
+  @ParameterizedTest
+  @ValueSource(booleans = [false, true])
+  fun appendTestProperties(shortSyntax: Boolean) {
     val one = buildJarOne {
       insert(ENTRY_TEST_PROPERTIES, CONTENT_ONE)
     }
     val two = buildJarTwo {
       insert(ENTRY_TEST_PROPERTIES, CONTENT_TWO)
     }
-    projectScriptPath.appendText(
+    val config = if (shortSyntax) {
+      """
+        $shadowJar {
+          ${fromJar(one, two)}
+          append('$ENTRY_TEST_PROPERTIES')
+        }
+      """.trimIndent()
+    } else {
       transform<AppendingTransformer>(
         shadowJarBlock = fromJar(one, two),
         transformerBlock = """
           resource = '$ENTRY_TEST_PROPERTIES'
         """.trimIndent(),
-      ),
-    )
+      )
+    }
+    projectScriptPath.appendText(config)
 
     run(shadowJarTask)
 
@@ -31,68 +40,44 @@ class AppendingTransformerTest : BaseTransformerTest() {
     assertThat(content).isEqualTo(CONTENT_ONE_TWO)
   }
 
-  @Test
-  fun appendTestPropertiesShortSyntax() {
+  @ParameterizedTest
+  @ValueSource(booleans = [false, true])
+  fun appendApplicationYaml(shortSyntax: Boolean) {
     val one = buildJarOne {
-      insert(ENTRY_TEST_PROPERTIES, CONTENT_ONE)
+      insert("resources/$APPLICATION_YML_FILE", CONTENT_ONE)
+      insert("resources/config/$APPLICATION_YML_FILE", CONTENT_TWO)
     }
     val two = buildJarTwo {
-      insert(ENTRY_TEST_PROPERTIES, CONTENT_TWO)
+      insert("resources/$APPLICATION_YML_FILE", CONTENT_TWO)
+      insert("resources/config/$APPLICATION_YML_FILE", CONTENT_THREE)
     }
-    projectScriptPath.appendText(
+    val config = if (shortSyntax) {
       """
         $shadowJar {
           ${fromJar(one, two)}
-          append('$ENTRY_TEST_PROPERTIES')
+          append('resources/$APPLICATION_YML_FILE', '$APPLICATION_YML_SEPARATOR')
+          append('resources/config/$APPLICATION_YML_FILE', '$APPLICATION_YML_SEPARATOR')
         }
-      """.trimIndent(),
-    )
-
-    run(shadowJarTask)
-
-    val content = outputShadowJar.use { it.getContent(ENTRY_TEST_PROPERTIES) }
-    assertThat(content).isEqualTo(CONTENT_ONE_TWO)
-  }
-
-  @Test
-  fun appendApplicationYaml() {
-    val (one, two) = writeApplicationYamlJars()
-
-    projectScriptPath.appendText(
-      transform<AppendingTransformer>(
+      """.trimIndent()
+    } else {
+      val block1 = transform<AppendingTransformer>(
         shadowJarBlock = fromJar(one, two),
         transformerBlock = """
           resource = 'resources/$APPLICATION_YML_FILE'
           separator = '$APPLICATION_YML_SEPARATOR'
         """.trimIndent(),
-      ),
-    )
-
-    run(shadowJarTask)
-
-    val content = outputShadowJar.use { it.getContent("resources/$APPLICATION_YML_FILE") }
-    assertThat(content).isEqualTo(
-      """
-      $CONTENT_ONE
-      ---
-      $CONTENT_TWO
-      """.trimIndent(),
-    )
-  }
+      )
+      val block2 = transform<AppendingTransformer>(
+        shadowJarBlock = fromJar(one, two),
+        transformerBlock = """
+          resource = 'resources/config/$APPLICATION_YML_FILE'
+          separator = '$APPLICATION_YML_SEPARATOR'
+        """.trimIndent(),
+      )
+      block1 + System.lineSeparator() + block2
+    }
 
-  @Test
-  fun appendApplicationYamlShortSyntax() {
-    val (one, two) = writeApplicationYamlJars()
-
-    projectScriptPath.appendText(
-      """
-        $shadowJar {
-          ${fromJar(one, two)}
-          append('resources/$APPLICATION_YML_FILE', '$APPLICATION_YML_SEPARATOR')
-          append('resources/config/$APPLICATION_YML_FILE', '$APPLICATION_YML_SEPARATOR')
-        }
-      """.trimIndent(),
-    )
+    projectScriptPath.appendText(config)
 
     run(shadowJarTask)
 
@@ -114,18 +99,6 @@ class AppendingTransformerTest : BaseTransformerTest() {
     )
   }
 
-  private fun writeApplicationYamlJars(): Pair<Path, Path> {
-    val one = buildJarOne {
-      insert("resources/$APPLICATION_YML_FILE", CONTENT_ONE)
-      insert("resources/config/$APPLICATION_YML_FILE", CONTENT_TWO)
-    }
-    val two = buildJarTwo {
-      insert("resources/$APPLICATION_YML_FILE", CONTENT_TWO)
-      insert("resources/config/$APPLICATION_YML_FILE", CONTENT_THREE)
-    }
-    return one to two
-  }
-
   private companion object {
     const val APPLICATION_YML_FILE = "application.yml"
     const val APPLICATION_YML_SEPARATOR = "\\n---\\n"
diff --git a/src/functionalTest/kotlin/com/github/jengelman/gradle/plugins/shadow/transformers/GroovyExtensionModuleTransformerTest.kt b/src/functionalTest/kotlin/com/github/jengelman/gradle/plugins/shadow/transformers/GroovyExtensionModuleTransformerTest.kt
index a13a43dbb..ecb4a6991 100644
--- a/src/functionalTest/kotlin/com/github/jengelman/gradle/plugins/shadow/transformers/GroovyExtensionModuleTransformerTest.kt
+++ b/src/functionalTest/kotlin/com/github/jengelman/gradle/plugins/shadow/transformers/GroovyExtensionModuleTransformerTest.kt
@@ -14,15 +14,26 @@ import com.github.jengelman.gradle.plugins.shadow.util.getContent
 import java.nio.file.Path
 import kotlin.io.path.appendText
 import org.junit.jupiter.api.Test
+import org.junit.jupiter.params.ParameterizedTest
+import org.junit.jupiter.params.provider.ValueSource
 
 class GroovyExtensionModuleTransformerTest : BaseTransformerTest() {
-  @Test
-  fun groovyExtensionModuleTransformer() {
-    projectScriptPath.appendText(
+  @ParameterizedTest
+  @ValueSource(booleans = [false, true])
+  fun groovyExtensionModuleTransformer(shortSyntax: Boolean) {
+    val config = if (shortSyntax) {
+      """
+        $shadowJar {
+          ${fromJar(buildJarFoo(), buildJarBar())}
+          mergeGroovyExtensionModules()
+        }
+      """.trimIndent()
+    } else {
       transform<GroovyExtensionModuleTransformer>(
         shadowJarBlock = fromJar(buildJarFoo(), buildJarBar()),
-      ),
-    )
+      )
+    }
+    projectScriptPath.appendText(config)
 
     run(shadowJarTask)
 
@@ -45,22 +56,6 @@ class GroovyExtensionModuleTransformerTest : BaseTransformerTest() {
     commonAssertions(PATH_LEGACY_GROOVY_EXTENSION_MODULE_DESCRIPTOR)
   }
 
-  @Test
-  fun groovyExtensionModuleTransformerShortSyntax() {
-    projectScriptPath.appendText(
-      """
-        $shadowJar {
-          ${fromJar(buildJarFoo(), buildJarBar())}
-          mergeGroovyExtensionModules()
-        }
-      """.trimIndent(),
-    )
-
-    run(shadowJarTask)
-
-    commonAssertions(PATH_GROOVY_EXTENSION_MODULE_DESCRIPTOR)
-  }
-
   private fun buildJarFoo(
     entry: String = PATH_GROOVY_EXTENSION_MODULE_DESCRIPTOR,
   ): Path = buildJar("foo.jar") {
diff --git a/src/functionalTest/kotlin/com/github/jengelman/gradle/plugins/shadow/transformers/ServiceFileTransformerTest.kt b/src/functionalTest/kotlin/com/github/jengelman/gradle/plugins/shadow/transformers/ServiceFileTransformerTest.kt
index 8fef8b325..684f95bbf 100644
--- a/src/functionalTest/kotlin/com/github/jengelman/gradle/plugins/shadow/transformers/ServiceFileTransformerTest.kt
+++ b/src/functionalTest/kotlin/com/github/jengelman/gradle/plugins/shadow/transformers/ServiceFileTransformerTest.kt
@@ -7,18 +7,31 @@ import com.github.jengelman.gradle.plugins.shadow.util.getContent
 import kotlin.io.path.appendText
 import kotlin.io.path.writeText
 import org.junit.jupiter.api.Test
+import org.junit.jupiter.params.ParameterizedTest
+import org.junit.jupiter.params.provider.ValueSource
 
 class ServiceFileTransformerTest : BaseTransformerTest() {
-  @Test
-  fun serviceResourceTransformer() {
-    projectScriptPath.appendText(
+  @ParameterizedTest
+  @ValueSource(booleans = [false, true])
+  fun serviceResourceTransformer(shortSyntax: Boolean) {
+    val config = if (shortSyntax) {
+      """
+        $shadowJar {
+          ${fromJar(buildJarOne(), buildJarTwo())}
+          mergeServiceFiles {
+            exclude 'META-INF/services/com.acme.*'
+          }
+        }
+      """.trimIndent()
+    } else {
       transform<ServiceFileTransformer>(
         shadowJarBlock = fromJar(buildJarOne(), buildJarTwo()),
         transformerBlock = """
           exclude 'META-INF/services/com.acme.*'
         """.trimIndent(),
-      ),
-    )
+      )
+    }
+    projectScriptPath.appendText(config)
 
     run(shadowJarTask)
 
@@ -28,22 +41,31 @@ class ServiceFileTransformerTest : BaseTransformerTest() {
     }
   }
 
-  @Test
-  fun serviceResourceTransformerAlternatePath() {
+  @ParameterizedTest
+  @ValueSource(booleans = [false, true])
+  fun serviceResourceTransformerAlternatePath(shortSyntax: Boolean) {
     val one = buildJarOne {
       insert(ENTRY_FOO_SHADE, CONTENT_ONE)
     }
     val two = buildJarTwo {
       insert(ENTRY_FOO_SHADE, CONTENT_TWO)
     }
-    projectScriptPath.appendText(
+    val config = if (shortSyntax) {
+      """
+        $shadowJar {
+          ${fromJar(one, two)}
+          mergeServiceFiles("META-INF/foo")
+        }
+      """.trimIndent()
+    } else {
       transform<ServiceFileTransformer>(
         shadowJarBlock = fromJar(one, two),
         transformerBlock = """
           path = 'META-INF/foo'
         """.trimIndent(),
-      ),
-    )
+      )
+    }
+    projectScriptPath.appendText(config)
 
     run(shadowJarTask)
 
@@ -52,28 +74,7 @@ class ServiceFileTransformerTest : BaseTransformerTest() {
   }
 
   @Test
-  fun serviceResourceTransformerShortSyntax() {
-    projectScriptPath.appendText(
-      """
-        $shadowJar {
-          ${fromJar(buildJarOne(), buildJarTwo())}
-          mergeServiceFiles {
-            exclude 'META-INF/services/com.acme.*'
-          }
-        }
-      """.trimIndent(),
-    )
-
-    run(shadowJarTask)
-
-    assertThat(outputShadowJar).useAll {
-      getContent(ENTRY_SERVICES_SHADE).isEqualTo(CONTENT_ONE_TWO)
-      getContent(ENTRY_SERVICES_FOO).isEqualTo("one")
-    }
-  }
-
-  @Test
-  fun serviceResourceTransformerShortSyntaxRelocation() {
+  fun serviceResourceTransformerRelocation() {
     val one = buildJarOne {
       insert(
         "META-INF/services/java.sql.Driver",
@@ -148,29 +149,6 @@ class ServiceFileTransformerTest : BaseTransformerTest() {
     }
   }
 
-  @Test
-  fun serviceResourceTransformerShortSyntaxAlternatePath() {
-    val one = buildJarOne {
-      insert(ENTRY_FOO_SHADE, CONTENT_ONE)
-    }
-    val two = buildJarTwo {
-      insert(ENTRY_FOO_SHADE, CONTENT_TWO)
-    }
-    projectScriptPath.appendText(
-      """
-        $shadowJar {
-          ${fromJar(one, two)}
-          mergeServiceFiles("META-INF/foo")
-        }
-      """.trimIndent(),
-    )
-
-    run(shadowJarTask)
-
-    val content = outputShadowJar.use { it.getContent(ENTRY_FOO_SHADE) }
-    assertThat(content).isEqualTo(CONTENT_ONE_TWO)
-  }
-
   @Issue(
     "https://github.com/GradleUp/shadow/issues/70",
     "https://github.com/GradleUp/shadow/issues/71",