Test commands database generation.

plugins/src/functionalTest/java/br/dev/pedrolamarao/gradle/metal/base/CommandsFunctionalTest.java

@@ -3,11 +3,15 @@
 import org.gradle.testkit.runner.GradleRunner;
 import org.junit.jupiter.api.Test;
 import org.junit.jupiter.api.io.TempDir;
+import org.junit.jupiter.params.ParameterizedTest;
+import org.junit.jupiter.params.provider.ValueSource;
 
 import java.io.IOException;
 import java.nio.file.Files;
 import java.nio.file.Path;
 
+import static org.junit.jupiter.api.Assertions.assertTrue;
+
 public class CommandsFunctionalTest
 {
     @TempDir Path projectDir;
@@ -30,4 +34,60 @@ public void apply () throws IOException
             .withArguments("commands")
             .build();
     }
+
+    @ParameterizedTest
+    @ValueSource(strings={"asm","c","cxx","ixx"})
+    public void language (String language) throws IOException
+    {
+        final var subprojectDir = projectDir.resolve("sub");
+        final var subprojectSourceDir = subprojectDir.resolve("src/main/%s".formatted(language));
+
+        Files.createDirectories(subprojectSourceDir);
+
+        Files.writeString(subprojectDir.resolve("build.gradle.kts"),
+        """
+        plugins {
+             id("br.dev.pedrolamarao.metal.%s")
+        }
+         
+        metal {
+            %s {
+                create("main")
+            }
+        }
+        """.formatted(language,language)
+        );
+
+        Files.writeString(subprojectSourceDir.resolve("foo.%s".formatted(language)),
+        """
+        """
+        );
+
+        Files.writeString(projectDir.resolve("build.gradle.kts"),
+        """
+        plugins {
+             id("br.dev.pedrolamarao.metal.commands")
+        }
+        
+        dependencies {
+            commands(project(":sub"))
+        }
+        """.formatted(language,language)
+        );
+
+        Files.writeString(projectDir.resolve("settings.gradle.kts"),
+    """
+        include("sub")
+        """
+        );
+
+        GradleRunner.create()
+            .withPluginClasspath()
+            .withProjectDir(projectDir.toFile())
+            .withDebug(true)
+            .withArguments("commands")
+            .build();
+
+        assertTrue( Files.exists( projectDir.resolve("compile_commands.json") ) );
+    }
 }