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package org.graalvm.collections.test;

import java.util.LinkedHashMap;

import org.graalvm.collections.EconomicMap;

import org.graalvm.collections.UnmodifiableEconomicMap;

import org.junit.Assert;

import org.junit.Test;

public class EconomicMapTest {

    @Test

    public void testMapGetDefault() {

        EconomicMap<Integer, Integer> map = EconomicMap.create();

        map.put(0, 1);

        Assert.assertEquals(map.get(0, 2), Integer.valueOf(1));

        Assert.assertEquals(map.get(1, 2), Integer.valueOf(2));

    }

    @Test

    public void testMapPutAll() {

        EconomicMap<Integer, Integer> map = EconomicMap.create();

        EconomicMap<Integer, Integer> newMap = EconomicMap.wrapMap(new LinkedHashMap<>());

        newMap.put(1, 1);

        newMap.put(2, 4);

        map.putAll(newMap);

        Assert.assertEquals(map.size(), 2);

        UnmodifiableEconomicMap<Integer, Integer> unmodifiableEconomicMap = EconomicMap.create(newMap);

        map.removeKey(1);

        map.put(2, 2);

        map.put(3, 9);

        map.putAll(unmodifiableEconomicMap);

        Assert.assertEquals(map.size(), 3);

        Assert.assertEquals(map.get(2), Integer.valueOf(4));

    }

    @Test

    public void testToString() {

        EconomicMap<Integer, Integer> map = EconomicMap.create();

        map.put(0, 0);

        map.put(1, 1);

        Assert.assertEquals(map.toString(), "map(size=2, {(0,0),(1,1)})");

    }

}