Hamcrest to AssertJ dependency tests (#390)

* Verify AssertJ dependencies are added with the correct scope

* Correct parentheses

Author: timtebeek

build.gradle.kts

@@ -40,4 +40,9 @@ dependencies {
 
     testImplementation("org.openrewrite:rewrite-java-17")
     testImplementation("org.openrewrite:rewrite-groovy")
+
+    testRuntimeOnly("org.gradle:gradle-tooling-api:latest.release")
+
+//    testImplementation("org.hamcrest:hamcrest:latest.release")
+//    testImplementation("org.assertj:assertj-core:latest.release")
 }

src/test/java/org/openrewrite/java/testing/hamcrest/MigrateHamcrestToAssertJTest.java

@@ -15,6 +15,8 @@
  */
 package org.openrewrite.java.testing.hamcrest;
 
+import org.intellij.lang.annotations.Language;
+import org.junit.jupiter.api.Nested;
 import org.junit.jupiter.api.Test;
 import org.junit.jupiter.params.ParameterizedTest;
 import org.junit.jupiter.params.provider.Arguments;
@@ -29,10 +31,14 @@
 
 import java.util.stream.Stream;
 
-import static org.openrewrite.java.Assertions.java;
+import static org.openrewrite.gradle.Assertions.buildGradle;
+import static org.openrewrite.gradle.Assertions.withToolingApi;
+import static org.openrewrite.java.Assertions.*;
+import static org.openrewrite.maven.Assertions.pomXml;
 
 @Issue("https://github.com/openrewrite/rewrite-testing-frameworks/issues/212")
 class MigrateHamcrestToAssertJTest implements RewriteTest {
+
     @Override
     public void defaults(RecipeSpec spec) {
         spec
@@ -81,14 +87,15 @@ void testEquals() {
             }
             """));
     }
-    @DocumentExample
+
     @Test
+    @DocumentExample
     void flattenAllOfStringMatchersAndConvert() {
         rewriteRun(
           //language=java
           java("""
             import org.junit.jupiter.api.Test;
-            
+                        
             import static org.hamcrest.MatcherAssert.assertThat;
             import static org.hamcrest.Matchers.allOf;
             import static org.hamcrest.Matchers.equalTo;
@@ -102,7 +109,7 @@ void test() {
                     assertThat(str1, allOf(equalTo(str2), hasLength(12)));
                 }
             }
-            ""","""
+            """, """
             import org.junit.jupiter.api.Test;
 
             import static org.assertj.core.api.Assertions.assertThat;
@@ -426,4 +433,118 @@ void test() {
         String after = template.formatted(importsAfter, "assertThat(%s).%s(%s);".formatted(actual, assertJAssertion, matcherArgs));
         rewriteRun(java(before, after));
     }
+
+    @Nested
+    class Dependencies {
+        @Language("java")
+        private static final String JAVA_BEFORE = """
+          import org.junit.jupiter.api.Test;
+                              
+          import static org.hamcrest.MatcherAssert.assertThat;
+          import static org.hamcrest.Matchers.equalTo;
+                        
+          class ATest {
+              @Test
+              void test() {
+                  assertThat("Hello world!", equalTo("Hello world!"));
+              }
+          }
+          """;
+        @Language("java")
+        private static final String JAVA_AFTER = """
+          import org.junit.jupiter.api.Test;
+                              
+          import static org.assertj.core.api.Assertions.assertThat;
+                        
+          class ATest {
+              @Test
+              void test() {
+                  assertThat("Hello world!").isEqualTo("Hello world!");
+              }
+          }
+          """;
+
+        @Test
+        void assertjMavenDependencyAddedWithTestScope() {
+            rewriteRun(
+              mavenProject("project",
+                //language=java
+                srcTestJava(java(JAVA_BEFORE, JAVA_AFTER)),
+                //language=xml
+                pomXml("""
+                  <project>
+                      <modelVersion>4.0.0</modelVersion>
+                      <groupId>com.example</groupId>
+                      <artifactId>demo</artifactId>
+                      <version>0.0.1-SNAPSHOT</version>
+                      <dependencies>
+                          <dependency>
+                              <groupId>org.hamcrest</groupId>
+                              <artifactId>hamcrest</artifactId>
+                              <version>2.2</version>
+                              <scope>test</scope>
+                          </dependency>
+                      </dependencies>
+                  </project>
+                  """, """
+                  <project>
+                      <modelVersion>4.0.0</modelVersion>
+                      <groupId>com.example</groupId>
+                      <artifactId>demo</artifactId>
+                      <version>0.0.1-SNAPSHOT</version>
+                      <dependencies>
+                          <dependency>
+                              <groupId>org.assertj</groupId>
+                              <artifactId>assertj-core</artifactId>
+                              <version>3.24.2</version>
+                              <scope>test</scope>
+                          </dependency>
+                          <dependency>
+                              <groupId>org.hamcrest</groupId>
+                              <artifactId>hamcrest</artifactId>
+                              <version>2.2</version>
+                              <scope>test</scope>
+                          </dependency>
+                      </dependencies>
+                  </project>
+                  """)));
+        }
+
+        @Test
+        void assertjGradleDependencyAddedWithTestScope() {
+            rewriteRun(
+              spec -> spec.beforeRecipe(withToolingApi()),
+              mavenProject("project",
+                //language=java
+                srcTestJava(java(JAVA_BEFORE, JAVA_AFTER)),
+                //language=groovy
+                buildGradle("""
+                  plugins {
+                      id "java-library"
+                  }
+                                      
+                  repositories {
+                      mavenCentral()
+                  }
+                                      
+                  dependencies {
+                      testImplementation "org.hamcrest:hamcrest:2.2"
+                  }
+                  """, """
+                  plugins {
+                      id "java-library"
+                  }
+                                      
+                  repositories {
+                      mavenCentral()
+                  }
+                                      
+                  dependencies {
+                      testImplementation "org.assertj:assertj-core:3.24.2"
+                      testImplementation "org.hamcrest:hamcrest:2.2"
+                  }
+                  """)));
+        }
+    }
+
 }