Add test for NumericEffectSerializer

1 files changed, 128 insertions, 0 deletions

diff --git a/src/test/java/org/luxons/sevenwonders/game/data/serializers/NumericEffectSerializerTest.java b/src/test/java/org/luxons/sevenwonders/game/data/serializers/NumericEffectSerializerTest.java
new file mode 100644
index 00000000..753a26cf
--- /dev/null
+++ b/src/test/java/org/luxons/sevenwonders/game/data/serializers/NumericEffectSerializerTest.java
@@ -0,0 +1,128 @@
+package org.luxons.sevenwonders.game.data.serializers;
+
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.experimental.theories.DataPoints;
+import org.junit.experimental.theories.Theories;
+import org.junit.experimental.theories.Theory;
+import org.junit.runner.RunWith;
+import org.luxons.sevenwonders.game.effects.GoldIncrease;
+import org.luxons.sevenwonders.game.effects.MilitaryReinforcements;
+import org.luxons.sevenwonders.game.effects.ProductionIncrease;
+import org.luxons.sevenwonders.game.effects.RawPointsIncrease;
+
+import com.google.gson.Gson;
+import com.google.gson.GsonBuilder;
+import static org.junit.Assert.*;
+
+@RunWith(Theories.class)
+public class NumericEffectSerializerTest {
+
+    @DataPoints
+    public static int[] dataPoints() {
+        return new int[] {-2, -1, 0, 1, 2, 5};
+    }
+
+    private Gson gson;
+
+    @Before
+    public void setUp() {
+        gson = new GsonBuilder().registerTypeAdapter(MilitaryReinforcements.class, new NumericEffectSerializer())
+                                .registerTypeAdapter(RawPointsIncrease.class, new NumericEffectSerializer())
+                                .registerTypeAdapter(GoldIncrease.class, new NumericEffectSerializer())
+                                // ProductionIncrease is not a numeric effect, it is here for negative testing purpose
+                                .registerTypeAdapter(ProductionIncrease.class, new NumericEffectSerializer())
+                                .create();
+    }
+
+    @Test
+    public void serialize_militaryReinforcements_null() {
+        assertEquals("null", gson.toJson(null, MilitaryReinforcements.class));
+    }
+
+    @Test
+    public void serialize_rawPointsIncrease_null() {
+        assertEquals("null", gson.toJson(null, RawPointsIncrease.class));
+    }
+
+    @Test
+    public void serialize_goldIncrease_null() {
+        assertEquals("null", gson.toJson(null, GoldIncrease.class));
+    }
+
+    @Test(expected = IllegalArgumentException.class)
+    public void serialize_failOnUnknownType() {
+        gson.toJson(new ProductionIncrease());
+    }
+
+    @Theory
+    public void serialize_militaryReinforcements(int count) {
+        MilitaryReinforcements reinforcements = new MilitaryReinforcements(count);
+        assertEquals(String.valueOf(count), gson.toJson(reinforcements));
+    }
+
+    @Theory
+    public void serialize_rawPointsIncrease(int count) {
+        RawPointsIncrease points = new RawPointsIncrease(count);
+        assertEquals(String.valueOf(count), gson.toJson(points));
+    }
+
+    @Theory
+    public void serialize_goldIncrease(int count) {
+        GoldIncrease goldIncrease = new GoldIncrease(count);
+        assertEquals(String.valueOf(count), gson.toJson(goldIncrease));
+    }
+
+    @Theory
+    public void deserialize_militaryReinforcements(int count) {
+        MilitaryReinforcements reinforcements = new MilitaryReinforcements(count);
+        assertEquals(reinforcements, gson.fromJson(String.valueOf(count), MilitaryReinforcements.class));
+    }
+
+    @Theory
+    public void deserialize_rawPointsIncrease(int count) {
+        RawPointsIncrease points = new RawPointsIncrease(count);
+        assertEquals(points, gson.fromJson(String.valueOf(count), RawPointsIncrease.class));
+    }
+
+    @Theory
+    public void deserialize_goldIncrease(int count) {
+        GoldIncrease goldIncrease = new GoldIncrease(count);
+        assertEquals(goldIncrease, gson.fromJson(String.valueOf(count), GoldIncrease.class));
+    }
+
+    @Test(expected = NumberFormatException.class)
+    public void deserialize_militaryReinforcements_failOnEmptyString() {
+        gson.fromJson("\"\"", MilitaryReinforcements.class);
+    }
+
+    @Test(expected = NumberFormatException.class)
+    public void deserialize_rawPointsIncrease_failOnEmptyString() {
+        gson.fromJson("\"\"", RawPointsIncrease.class);
+    }
+
+    @Test(expected = NumberFormatException.class)
+    public void deserialize_goldIncrease_failOnEmptyString() {
+        gson.fromJson("\"\"", GoldIncrease.class);
+    }
+
+    @Test(expected = NumberFormatException.class)
+    public void deserialize_militaryReinforcements_failOnNonNumericString() {
+        gson.fromJson("\"abc\"", MilitaryReinforcements.class);
+    }
+
+    @Test(expected = NumberFormatException.class)
+    public void deserialize_rawPointsIncrease_failOnNonNumericString() {
+        gson.fromJson("\"abc\"", RawPointsIncrease.class);
+    }
+
+    @Test(expected = NumberFormatException.class)
+    public void deserialize_goldIncrease_failOnNonNumericString() {
+        gson.fromJson("\"abc\"", GoldIncrease.class);
+    }
+
+    @Test(expected = IllegalArgumentException.class)
+    public void deserialize_failOnUnknownType() {
+        gson.fromJson("\"2\"", ProductionIncrease.class);
+    }
+}
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