Merge pull request #98 from vojtechhabarta/covariant-properties-test

Covariant properties

Author: vojtechhabarta

typescript-generator-core/src/test/java/cz/habarta/typescript/generator/CovariantPropertiesTest.java

@@ -0,0 +1,53 @@
+
+package cz.habarta.typescript.generator;
+
+import java.util.*;
+import org.junit.Assert;
+import org.junit.Test;
+
+
+public class CovariantPropertiesTest {
+
+    @Test
+    public void test() {
+        final Settings settings = TestUtils.settings();
+        settings.sortDeclarations = true;
+        final String output = new TypeScriptGenerator(settings).generateTypeScript(Input.from(Dog.class));
+        final String expected =
+                "interface Animal {\n" +
+                "    allFood: Food[];\n" +
+                "    todaysFood: Food;\n" +
+                "}\n" +
+                "\n" +
+                "interface Dog extends Animal {\n" +
+                "    allFood: DogFood[];\n" +
+                "    todaysFood: DogFood;\n" +
+                "}\n" +
+                "\n" +
+                "interface DogFood extends Food {\n" +
+                "}\n" +
+                "\n" +
+                "interface Food {\n" +
+                "}";
+        Assert.assertEquals(expected.replace('\'', '"'), output.trim());
+    }
+
+    private static abstract class Animal {
+        public abstract Food getTodaysFood();
+        public abstract List<? extends Food> getAllFood();
+    }
+
+    private static abstract class Dog extends Animal {
+        @Override
+        public abstract DogFood getTodaysFood();
+        @Override
+        public abstract List<? extends DogFood> getAllFood();
+    }
+
+    private static abstract class Food {
+    }
+
+    private static abstract class DogFood extends Food {
+    }
+
+}