feat: [deps] support for gradle

_fixtures/deps/gradle_sample/build.gradle

+buildscript {
+	repositories {
+		mavenCentral()
+	}
+	dependencies {
+		classpath 'org.springframework.cloud:spring-cloud-contract-gradle-plugin:2.2.1.RELEASE'
+	}
+}
+
+plugins {
+	id 'org.springframework.boot' version '2.2.2.RELEASE'
+	id 'io.spring.dependency-management' version '1.0.8.RELEASE'
+	id 'java'
+}
+
+apply plugin: 'spring-cloud-contract'
+
+group = 'com.phodal.coco'
+version = '0.0.1-SNAPSHOT'
+sourceCompatibility = '1.8'
+
+repositories {
+	mavenCentral()
+}
+
+ext {
+	set('springCloudVersion', "Hoxton.SR1")
+}
+
+dependencies {
+	implementation 'org.springframework.boot:spring-boot-starter-jersey'
+	implementation 'org.springframework.boot:spring-boot-starter-webflux'
+	implementation 'org.flywaydb:flyway-core'
+	implementation 'org.springframework.cloud:spring-cloud-starter-zipkin'
+	implementation 'org.springframework.cloud:spring-cloud-starter-zookeeper-config'
+	testImplementation('org.springframework.boot:spring-boot-starter-test') {
+		exclude group: 'org.junit.vintage', module: 'junit-vintage-engine'
+	}
+	testImplementation 'io.projectreactor:reactor-test'
+	testImplementation 'org.springframework.cloud:spring-cloud-starter-contract-stub-runner'
+	testImplementation 'org.springframework.cloud:spring-cloud-starter-contract-verifier'
+}
+
+dependencyManagement {
+	imports {
+		mavenBom "org.springframework.cloud:spring-cloud-dependencies:${springCloudVersion}"
+	}
+}
+
+contracts {
+	targetFramework = org.springframework.cloud.contract.verifier.config.TestFramework.JUNIT5
+	testMode = 'WebTestClient'
+}
+
+test {
+	useJUnitPlatform()
+}

_fixtures/deps/gradle_sample/settings.gradle

+rootProject.name = 'gradledemo'

_fixtures/deps/gradle_sample/src/main/java/com/phodal/coco/gradledemo/GradledemoApplication.java

+package com.phodal.coco.gradledemo;
+
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+
+@SpringBootApplication
+public class GradledemoApplication {
+
+	public static void main(String[] args) {
+		SpringApplication.run(GradledemoApplication.class, args);
+	}
+
+}

_fixtures/deps/gradle_sample/src/main/resources/application.properties

+

_fixtures/deps/gradle_sample/src/test/java/com/phodal/coco/gradledemo/GradledemoApplicationTests.java

+package com.phodal.coco.gradledemo;
+
+import org.junit.jupiter.api.Test;
+import org.springframework.boot.test.context.SpringBootTest;
+
+@SpringBootTest
+class GradledemoApplicationTests {
+
+	@Test
+	void contextLoads() {
+	}
+
+}

cmd/dep_test.go

@@ -4,11 +4,20 @@ import (
 	"testing"
 )
 
-func TestDepFindUnused(t *testing.T) {
+func Test_Dep_MavenFindUnused(t *testing.T) {
 	tests := []cmdTestCase{{
 		name:   "dep",
 		cmd:    "deps -p ../_fixtures/deps/maven_sample",
 		golden: "testdata/deps_maven.txt",
 	}}
 	runTestCmd(t, tests)
+}
+
+func Test_Dep_GradleFindUnused(t *testing.T) {
+	tests := []cmdTestCase{{
+		name:   "dep",
+		cmd:    "deps -p ../_fixtures/deps/gradle_sample",
+		golden: "testdata/deps_gradle.txt",
+	}}
+	runTestCmd(t, tests)
 }
\ No newline at end of file

cmd/testdata/deps_gradle.txt

+unused
++---------------------------+-------------------------------------------+--------------------+
+|          GROUPID          |                ARTIFACTID                 |       SCOPE        |
++---------------------------+-------------------------------------------+--------------------+
+| org.flywaydb              | flyway-core                               | implementation     |
+| org.springframework.cloud | spring-cloud-starter-zipkin               | implementation     |
+| org.springframework.cloud | spring-cloud-starter-zookeeper-config     | implementation     |
+| io.projectreactor         | reactor-test                              | testImplementation |
+| org.springframework.cloud | spring-cloud-starter-contract-stub-runner | testImplementation |
+| org.springframework.cloud | spring-cloud-starter-contract-verifier    | testImplementation |
++---------------------------+-------------------------------------------+--------------------+

core/adapter/cocafile/file_filter.go

@@ -17,3 +17,7 @@ var JavaFileFilter = func(path string) bool {
 var PomXmlFilter = func(path string) bool {
 	return strings.HasSuffix(path, "pom.xml")
 }
+
+var BuildGradleFilter = func(path string) bool {
+	return strings.HasSuffix(path, "build.gradle")
+}

core/context/deps/dep_app.go

@@ -28,12 +28,17 @@ func (d *DepApp) BuildImportMap(deps []domain.JClassNode) map[string]domain.JImp
 func (d *DepApp) AnalysisPath(path string, nodes []domain.JClassNode) []domain.JDependency {
 	path, _ = filepath.Abs(path)
 	pomXmls := cocafile.GetFilesWithFilter(path, cocafile.PomXmlFilter)
+	gradleFiles := cocafile.GetFilesWithFilter(path, cocafile.BuildGradleFilter)
 
 	var mavenDeps []domain.JDependency = nil
 	for _, pomFile := range pomXmls {
 		currentMavenDeps := AnalysisMaven(pomFile)
 		mavenDeps = append(mavenDeps, currentMavenDeps...)
 	}
+	for _, gradleFile := range gradleFiles {
+		dependencies := AnalysisGradleFile(gradleFile)
+		mavenDeps = append(mavenDeps, dependencies...)
+	}
 
 	importMap := d.BuildImportMap(nodes)
 

core/context/deps/dep_app_test.go

@@ -15,7 +15,7 @@ func Test_ShouldReturnGradleDep(t *testing.T) {
     developmentOnly 'org.springframework.boot:spring-boot-devtools'
 }`
 
-	results := AnalysisGradle(pluginsStr)
+	results := AnalysisGradleString(pluginsStr)
 
 	g.Expect(len(results)).To(Equal(2))
 	g.Expect(results[0].ArtifactId).To(Equal("spring-boot-starter-web"))
@@ -27,7 +27,7 @@ func Test_ShouldReturnCorrectGradleDepsFroFile(t *testing.T) {
 	codePath := "../../../_fixtures/deps/gradle/build.gradle"
 	bytes := cmd_util.ReadFile(codePath)
 
-	mavenDeps := AnalysisGradle(string(bytes))
+	mavenDeps := AnalysisGradleString(string(bytes))
 
 	g.Expect(len(mavenDeps)).To(Equal(14))
 }
@@ -42,7 +42,7 @@ func Test_ShouldHandleExclude(t *testing.T) {
     }
 }`
 
-	results := AnalysisGradle(pluginsStr)
+	results := AnalysisGradleString(pluginsStr)
 
 	g.Expect(len(results)).To(Equal(1))
 	g.Expect(results[0].ArtifactId).To(Equal("spring-boot-starter-test"))

core/context/deps/gradle_analysis.go

@@ -2,12 +2,18 @@ package deps
 
 import (
 	"github.com/antlr/antlr4/runtime/Go/antlr"
+	"github.com/phodal/coca/cmd/cmd_util"
 	"github.com/phodal/coca/core/domain"
 	"github.com/phodal/coca/core/infrastructure/ast/groovy"
 	"github.com/phodal/coca/languages/groovy"
 )
 
-func AnalysisGradle(str string) []domain.JDependency {
+func AnalysisGradleFile(path string) []domain.JDependency {
+	bytes := cmd_util.ReadFile(path)
+	return AnalysisGradleString(string(bytes))
+}
+
+func AnalysisGradleString(str string) []domain.JDependency {
 	parser := ProcessGroovyString(str)
 	context := parser.CompilationUnit()