juneau-core/juneau-core-utest/src/test/java/org/apache/juneau/utils/SimpleMapTest.java

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package org.apache.juneau.utils;

import static org.apache.juneau.testutils.TestUtils.*;
import static org.junit.Assert.*;

import org.apache.juneau.internal.*;
import org.junit.*;

public class SimpleMapTest {

	@Test
	public void doTest() throws Exception {
		String[] keys = {"a","b"};
		Object[] vals = {"A","B"};
		SimpleMap<String,Object> m = new SimpleMap<>(keys, vals);
		assertEquals(2, m.size());
		assertEquals("A", m.get("a"));
		assertEquals("B", m.get("b"));
		assertObjectEquals("{a:'A',b:'B'}", m);
		assertObjectEquals("['a','b']", m.keySet());
		m.put("a", "1");
		assertObjectEquals("{a:'1',b:'B'}", m);
		m.entrySet().iterator().next().setValue("2");
		assertObjectEquals("{a:'2',b:'B'}", m);
		try { m.put("c", "1"); fail(); } catch (IllegalArgumentException e) {}

		assertNull(m.get("c"));

		try { m = new SimpleMap<>(null, vals); fail(); } catch (IllegalArgumentException e) {}
		try { m = new SimpleMap<>(keys, null); fail(); } catch (IllegalArgumentException e) {}
		try { m = new SimpleMap<>(keys, new Object[0]); fail(); } catch (IllegalArgumentException e) {}

		keys[0] = null;
		try { m = new SimpleMap<>(keys, vals); fail(); } catch (IllegalArgumentException e) {}
	}
}