From 8c367b0183ac03183d7aa5e10e781c45317768bd Mon Sep 17 00:00:00 2001
From: Michael Williamson <mike@zwobble.org>
Date: Tue, 14 Jul 2026 18:19:53 +0100
Subject: Convert example 02-sum to use JUnit

---
 examples/02-sum/hobgoblin.json5                    |  2 +-
 examples/02-sum/output/java-junit/.gitignore       |  2 ++
 examples/02-sum/output/java-junit/pom.xml          |  1 +
 .../test/java/org/zwobble/example/ShapesTests.java | 33 ++++++++++++++++++
 examples/02-sum/output/java/.gitignore             |  2 --
 examples/02-sum/output/java/pom.xml                | 40 ----------------------
 .../src/main/java/org/zwobble/example/Main.java    | 22 ------------
 7 files changed, 37 insertions(+), 65 deletions(-)
 create mode 100644 examples/02-sum/output/java-junit/.gitignore
 create mode 120000 examples/02-sum/output/java-junit/pom.xml
 create mode 100644 examples/02-sum/output/java-junit/src/test/java/org/zwobble/example/ShapesTests.java
 delete mode 100644 examples/02-sum/output/java/.gitignore
 delete mode 100644 examples/02-sum/output/java/pom.xml
 delete mode 100644 examples/02-sum/output/java/src/main/java/org/zwobble/example/Main.java

diff --git a/examples/02-sum/hobgoblin.json5 b/examples/02-sum/hobgoblin.json5
index 12713d4..8a073ac 100644
--- a/examples/02-sum/hobgoblin.json5
+++ b/examples/02-sum/hobgoblin.json5
@@ -8,7 +8,7 @@
     generators: [
       {
         generator: "java-types",
-        path: "output/java/src/gen/java",
+        path: "output/java-junit/src/gen/java",
       },
       {
         generator: "rust-types",
diff --git a/examples/02-sum/output/java-junit/.gitignore b/examples/02-sum/output/java-junit/.gitignore
new file mode 100644
index 0000000..ff511d4
--- /dev/null
+++ b/examples/02-sum/output/java-junit/.gitignore
@@ -0,0 +1,2 @@
+/src/gen/
+/target/
diff --git a/examples/02-sum/output/java-junit/pom.xml b/examples/02-sum/output/java-junit/pom.xml
new file mode 120000
index 0000000..445fa65
--- /dev/null
+++ b/examples/02-sum/output/java-junit/pom.xml
@@ -0,0 +1 @@
+../../../templates/java-junit/pom.xml
\ No newline at end of file
diff --git a/examples/02-sum/output/java-junit/src/test/java/org/zwobble/example/ShapesTests.java b/examples/02-sum/output/java-junit/src/test/java/org/zwobble/example/ShapesTests.java
new file mode 100644
index 0000000..2554ca5
--- /dev/null
+++ b/examples/02-sum/output/java-junit/src/test/java/org/zwobble/example/ShapesTests.java
@@ -0,0 +1,33 @@
+package org.zwobble.example;
+
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import org.junit.jupiter.api.Test;
+import org.zwobble.example.types.shapes.Shape;
+import org.zwobble.example.types.shapes.Rectangle;
+import org.zwobble.example.types.shapes.Triangle;
+
+public class ShapesTests {
+    @Test
+    public void rectangle() {
+        Shape rectangle = new Rectangle(10, 25);
+        int area = area(rectangle);
+        assertEquals(area, 250);
+    }
+
+    @Test
+    public void triangle() {
+        Shape triangle = new Triangle(10, 25);
+        int area = area(triangle);
+        assertEquals(area, 125);
+    }
+
+    private static int area(Shape shape) {
+        return switch (shape) {
+            case Rectangle(var width, var height) ->
+                width * height;
+
+            case Triangle(var width, var height) ->
+                width * height / 2;
+        };
+    }
+}
diff --git a/examples/02-sum/output/java/.gitignore b/examples/02-sum/output/java/.gitignore
deleted file mode 100644
index ff511d4..0000000
--- a/examples/02-sum/output/java/.gitignore
+++ /dev/null
@@ -1,2 +0,0 @@
-/src/gen/
-/target/
diff --git a/examples/02-sum/output/java/pom.xml b/examples/02-sum/output/java/pom.xml
deleted file mode 100644
index 0035469..0000000
--- a/examples/02-sum/output/java/pom.xml
+++ /dev/null
@@ -1,40 +0,0 @@
-<project xmlns="http://maven.apache.org/POM/4.0.0"
-  xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-  xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
-  <modelVersion>4.0.0</modelVersion>
-
-  <groupId>org.zwobble.hobgoblin.examples</groupId>
-  <artifactId>example</artifactId>
-  <version>1.0-SNAPSHOT</version>
-
-  <properties>
-    <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-    <maven.compiler.source>25</maven.compiler.source>
-    <maven.compiler.target>25</maven.compiler.target>
-    <exec.mainClass>org.zwobble.example.Main</exec.mainClass>
-  </properties>
-
-  <build>
-    <plugins>
-      <plugin>
-        <groupId>org.codehaus.mojo</groupId>
-        <artifactId>build-helper-maven-plugin</artifactId>
-        <version>3.6.1</version>
-        <executions>
-          <execution>
-            <id>add-source</id>
-            <phase>generate-sources</phase>
-            <goals>
-              <goal>add-source</goal>
-            </goals>
-            <configuration>
-              <sources>
-                <source>src/gen/java</source>
-              </sources>
-            </configuration>
-          </execution>
-        </executions>
-      </plugin>
-    </plugins>
-  </build>
-</project>
diff --git a/examples/02-sum/output/java/src/main/java/org/zwobble/example/Main.java b/examples/02-sum/output/java/src/main/java/org/zwobble/example/Main.java
deleted file mode 100644
index 41522e6..0000000
--- a/examples/02-sum/output/java/src/main/java/org/zwobble/example/Main.java
+++ /dev/null
@@ -1,22 +0,0 @@
-package org.zwobble.example;
-
-import org.zwobble.example.types.shapes.Shape;
-import org.zwobble.example.types.shapes.Rectangle;
-import org.zwobble.example.types.shapes.Triangle;
-
-public class Main {
-    public static void main() {
-        Shape shape = createShape();
-        var area = switch (shape) {
-            case Rectangle(var width, var height) ->
-                width * height;
-
-            case Triangle(var width, var height) ->
-                width * height / 2;
-        };
-    }
-
-    private static Shape createShape() {
-        return new Rectangle(10, 25);
-    }
-}
-- 
cgit v1.2.3