Generate SVG picture by default. (#55)

Author: vanniktech

src/main/kotlin/com/vanniktech/dependency/graph/generator/DependencyGraphGeneratorExtension.kt

@@ -4,6 +4,7 @@ import com.vanniktech.dependency.graph.generator.DependencyGraphGeneratorExtensi
 import guru.nidi.graphviz.attribute.Label
 import guru.nidi.graphviz.engine.Format
 import guru.nidi.graphviz.engine.Format.PNG
+import guru.nidi.graphviz.engine.Format.SVG
 import guru.nidi.graphviz.model.MutableNode
 import org.gradle.api.Project
 import org.gradle.api.artifacts.Configuration
@@ -45,7 +46,7 @@ open class DependencyGraphGeneratorExtension {
     /** Return true when you want to include this project, false otherwise. */
     val includeProject: (Project) -> Boolean = { true },
     /** Return the output formats you'd like to be generated. */
-    val outputFormats: List<Format> = listOf(PNG)
+    val outputFormats: List<Format> = listOf(PNG, SVG)
   ) {
     /** Gradle task name that is associated with this generator. */
     val gradleTaskName = "generateDependencyGraph${name.capitalize()}"

src/test/java/com/vanniktech/dependency/graph/generator/DependencyGraphGeneratorExtensionTest.kt

@@ -1,7 +1,6 @@
 package com.vanniktech.dependency.graph.generator
 
 import com.vanniktech.dependency.graph.generator.DependencyGraphGeneratorExtension.Generator.Companion.ALL
-import guru.nidi.graphviz.engine.Format.PNG
 import org.assertj.core.api.Java6Assertions.assertThat
 import org.junit.Test
 
@@ -10,8 +9,4 @@ class DependencyGraphGeneratorExtensionTest {
     val defaults = DependencyGraphGeneratorExtension()
     assertThat(defaults.generators).containsExactly(ALL)
   }
-
-  @Test fun allDefaults() {
-    assertThat(ALL.outputFormats).containsExactly(PNG)
-  }
 }

src/test/java/com/vanniktech/dependency/graph/generator/DependencyGraphGeneratorPluginTest.kt

@@ -82,8 +82,9 @@ class DependencyGraphGeneratorPluginTest {
     // No errors.
     assertThat(stdErrorWriter).hasToString("")
 
-    // We don't want to assert the content of the image, just that it exists.
+    // We don't want to assert the content of the images, just that they exist.
     assertThat(File(testProjectDir.root, "build/reports/dependency-graph/dependency-graph.png")).exists()
+    assertThat(File(testProjectDir.root, "build/reports/dependency-graph/dependency-graph.svg")).exists()
 
     assertThat(File(testProjectDir.root, "build/reports/dependency-graph/dependency-graph.dot")).hasContent("""
         digraph "G" {

src/test/java/com/vanniktech/dependency/graph/generator/GeneratorTest.kt

@@ -2,6 +2,8 @@ package com.vanniktech.dependency.graph.generator
 
 import com.vanniktech.dependency.graph.generator.DependencyGraphGeneratorExtension.Generator
 import com.vanniktech.dependency.graph.generator.DependencyGraphGeneratorExtension.Generator.Companion.ALL
+import guru.nidi.graphviz.engine.Format.PNG
+import guru.nidi.graphviz.engine.Format.SVG
 import org.assertj.core.api.Java6Assertions.assertThat
 import org.junit.Test
 
@@ -22,4 +24,8 @@ class GeneratorTest {
     assertThat(ALL.outputFileNameDot).isEqualTo("dependency-graph.dot")
     assertThat(generatorFoo.outputFileNameDot).isEqualTo("dependency-graph-foo-bar.dot")
   }
+
+  @Test fun outputFormats() {
+    assertThat(ALL.outputFormats).containsExactly(PNG, SVG)
+  }
 }