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/**
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* SQL-DK
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* Copyright © 2013 František Kučera (frantovo.cz)
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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package info.globalcode.sql.dk;
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import java.util.ArrayList;
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import java.util.Collection;
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import java.util.List;
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import static org.testng.Assert.*;
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import org.testng.annotations.*;
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/**
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*
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* @author Ing. František Kučera (frantovo.cz)
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*/
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public class FunctionsTest {
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@Test
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public void testNotNull() {
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Collection<String> c = null;
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for (String s : Functions.notNull(c)) {
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fail("Should not iterate through null collection");
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}
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c = new ArrayList<>();
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c.add("ahoj");
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int count = 0;
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for (String s : Functions.notNull(c)) {
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assertEquals(s, "ahoj", "Wrong item in collection");
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count++;
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}
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assertEquals(count, 1, "Wrong number of iterations");
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}
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@Test
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public void testLpad() {
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String original = "abc";
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String padded;
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padded = Functions.lpad(original, 5);
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assertEquals(padded, " abc");
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padded = Functions.lpad(original, 2);
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assertEquals(padded, original);
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}
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@Test
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public void testRpad() {
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String original = "abc";
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String padded;
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padded = Functions.rpad(original, 5);
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assertEquals(padded, "abc ");
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padded = Functions.rpad(original, 2);
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assertEquals(padded, original);
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}
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@Test
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public void testRepeat() {
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assertEquals(Functions.repeat('f', 0), "");
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assertEquals(Functions.repeat('f', 3), "fff");
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}
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@Test
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public void testGetClassHierarchy() {
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List<Class<? extends HierarchyMockClass2>> hierarchy = Functions.getClassHierarchy(HierarchyMockClass0.class, HierarchyMockClass2.class);
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assertEquals(hierarchy.size(), 3, "invalid number of classes in the hierarchy");
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assertEquals(hierarchy.get(0), HierarchyMockClass0.class);
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assertEquals(hierarchy.get(1), HierarchyMockClass1.class);
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assertEquals(hierarchy.get(2), HierarchyMockClass2.class);
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}
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private static class HierarchyMockClass0 extends HierarchyMockClass1 {
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}
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private static class HierarchyMockClass1 extends HierarchyMockClass2 {
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}
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private static class HierarchyMockClass2 {
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}
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}
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