test: init intergratio test for hello controller

fkl_cli/.gitignore

@@ -1 +1,3 @@
 *.java
+test_data/**/build/**
+!test_data/**/*.java

fkl_cli/src/e2e.rs

@@ -0,0 +1,16 @@
+#[cfg(test)]
+mod tests {
+  use std::path::PathBuf;
+  use crate::code_gen_exec;
+
+  #[test]
+  fn test_java_package_to_path() {
+    let d: PathBuf = PathBuf::from(env!("CARGO_MANIFEST_DIR"));
+    let base_path = d.clone();
+
+    let mut input_path = d.clone();
+    input_path.push(format!("test_data/spring/spring.fkl"));
+
+    code_gen_exec::code_gen_exec(Some(&input_path), Some(&"HelloGot".to_string()), &base_path);
+  }
+}

fkl_cli/src/exec/code_gen_exec.rs

@@ -25,7 +25,7 @@ pub enum DddLayer {
   Infrastructure,
 }
 
-pub fn code_gen_exec(feakin_path: Option<&PathBuf>, filter_impl: Option<&String>) {
+pub fn code_gen_exec(feakin_path: Option<&PathBuf>, filter_impl: Option<&String>, base_path: &PathBuf) {
   if feakin_path.is_none() {
     error!("Please provide a path to a manifest file");
     return;
@@ -45,12 +45,21 @@ pub fn code_gen_exec(feakin_path: Option<&PathBuf>, filter_impl: Option<&String>
 
     code_blocks.iter().for_each(|code_block| {
       let file_name = code_block.class_name.clone() + ".java";
-      let target_path: String = layer_map.interface_path().clone() + &file_name;
-      let code_file = JavaIdent::parse(&target_path);
+      let mut target_path = base_path.clone();
+      target_path.push(layer_map.interface_path().clone());
+      target_path.push(file_name);
+
+      if !target_path.exists() {
+        panic!("target file not found: {}", target_path.to_str().unwrap());
+      }
+
+      let path = format!("{}", target_path.display());
+
+      let code_file = JavaIdent::parse(&path);
       let first_class = &code_file.classes[0];
 
       let lines: Vec<String> = code_block.code.split("\n").map(|s| s.to_string()).collect();
-      JavaInserter::insert(&target_path, first_class, lines)
+      JavaInserter::insert(&path, first_class, lines)
         .expect("TODO: panic message");
     });
   }

fkl_cli/src/inserter/inserter.rs

@@ -40,6 +40,7 @@ impl JavaInserter {
 
 #[cfg(test)]
 mod tests {
+  use std::fs;
   use crate::class_info::CodePoint;
 
   use super::*;

fkl_cli/src/main.rs

@@ -13,6 +13,7 @@ pub mod class_info;
 pub mod inserter;
 pub mod exec;
 pub mod line_separator;
+mod e2e;
 
 // todo: add code highlight support
 fn main() {
@@ -54,7 +55,7 @@ fn main() {
       let feakin_path = matches.get_one::<PathBuf>("path");
       let filter_impl = matches.get_one::<String>("impl");
 
-      code_gen_exec::code_gen_exec(feakin_path, filter_impl);
+      code_gen_exec::code_gen_exec(feakin_path, filter_impl, &PathBuf::from("."));
     }
     Some(("dot", matches)) => {
       let manifest_path = matches.get_one::<PathBuf>("path");

fkl_cli/test_data/spring/build.gradle

@@ -0,0 +1,24 @@
+plugins {
+	id 'org.springframework.boot' version '3.0.0-SNAPSHOT'
+	id 'io.spring.dependency-management' version '1.0.14.RELEASE'
+	id 'java'
+}
+
+group = 'com.feakin'
+version = '0.0.1-SNAPSHOT'
+sourceCompatibility = '17'
+
+repositories {
+	mavenCentral()
+	maven { url 'https://repo.spring.io/milestone' }
+	maven { url 'https://repo.spring.io/snapshot' }
+}
+
+dependencies {
+	implementation 'org.springframework.boot:spring-boot-starter'
+	testImplementation 'org.springframework.boot:spring-boot-starter-test'
+}
+
+tasks.named('test') {
+	useJUnitPlatform()
+}

fkl_cli/test_data/spring/settings.gradle

@@ -0,0 +1,8 @@
+pluginManagement {
+	repositories {
+		maven { url 'https://repo.spring.io/milestone' }
+		maven { url 'https://repo.spring.io/snapshot' }
+		gradlePluginPortal()
+	}
+}
+rootProject.name = 'demo'

fkl_cli/test_data/spring/spring.fkl

@@ -0,0 +1,28 @@
+impl HelloGot {
+  endpoint {
+    GET "/hello";
+    response: String;
+  }
+}
+
+layered DDD {
+  dependency {
+    "interface" -> "application"
+    "interface" -> "domain"
+    "domain" -> "application"
+    "application" -> "infrastructure"
+    "interface" -> "infrastructure"
+  }
+  layer interface {
+    package: "com.feakin.demo.interface";
+  }
+  layer domain {
+    package: "com.feakin.demo.domain";
+  }
+  layer application {
+    package: "com.feakin.demo.application";
+  }
+  layer infrastructure {
+    package: "com.feakin.demo.infrastructure";
+  }
+}

fkl_cli/test_data/spring/src/main/java/com/feakin/demo/DemoApplication.java

@@ -0,0 +1,13 @@
+package com.feakin.demo;
+
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+
+@SpringBootApplication
+public class DemoApplication {
+
+	public static void main(String[] args) {
+		SpringApplication.run(DemoApplication.class, args);
+	}
+
+}

fkl_cli/test_data/spring/src/main/java/com/feakin/demo/interface/HelloController.java

@@ -0,0 +1,14 @@
+package com.feakin.demo.interface;
+
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+@RestController
+public class HelloController {
+
+	@GetMapping("/")
+	public String index() {
+		return "Greetings from Spring Boot!";
+	}
+
+}

fkl_cli/test_data/spring/src/main/resources/application.properties

@@ -0,0 +1 @@
+

fkl_cli/test_data/spring/src/test/java/com/feakin/demo/DemoApplicationTests.java

@@ -0,0 +1,13 @@
+package com.feakin.demo;
+
+import org.junit.jupiter.api.Test;
+import org.springframework.boot.test.context.SpringBootTest;
+
+@SpringBootTest
+class DemoApplicationTests {
+
+	@Test
+	void contextLoads() {
+	}
+
+}