PoUtilityTest.java

package org.zanata.rest.service;

import java.util.ArrayList;
import java.util.Arrays;

import org.fedorahosted.openprops.Properties;
import org.junit.Test;

import static org.junit.Assert.assertEquals;

public class PoUtilityTest {
    String lineSep = System.getProperty("line.separator");

    @Test
    public void testHeaderEntriesToString() throws Exception {
        Properties entries = new Properties();
        assertEquals("", PoUtility.propertiesToHeader(entries));
        entries.setProperty("key", "value");
        assertEquals("key=value" + lineSep,
                PoUtility.propertiesToHeader(entries));
        entries.setProperty("key2", "value2");
        assertEquals("key=value" + lineSep + "key2=value2" + lineSep,
                PoUtility.propertiesToHeader(entries));
        entries.keySet().clear();
        entries.setProperty("key with\na newline and spaces", "value");
        assertEquals("key\\ with\\na\\ newline\\ and\\ spaces=value" + lineSep,
                PoUtility.propertiesToHeader(entries));
    }

    @Test
    public void testStringToHeaderEntries() throws Exception {
        Properties expected = new Properties();
        assertEqual(expected, PoUtility.headerToProperties(""));
        expected.setProperty("key", "value");
        assertEqual(expected, PoUtility.headerToProperties("key=value"));
        expected.setProperty("key2", "value2");
        assertEqual(expected,
                PoUtility.headerToProperties("key=value\nkey2=value2"));
        expected.setProperty("key1", "value1");
        assertEqual(
                expected,
                PoUtility
                        .headerToProperties("key=value\nkey2=value2\nkey1=value1"));
    }

    private static void assertEqual(Properties expected, Properties actual) {
        assertEquals(expected, actual); // NB: ignores order
        assertEquals(expected.toString(), actual.toString());
    }

    @Test
    public void testConcatFlags() {
        assertEquals("a,b", PoUtility.concatFlags(Arrays.asList("a", "b")));
        assertEquals("a", PoUtility.concatFlags(Arrays.asList("a")));
        assertEquals("", PoUtility.concatFlags(new ArrayList<String>()));
    }

    @Test
    public void testConcatRefs() {
        assertEquals("a b", PoUtility.concatRefs(Arrays.asList("a", "b")));
        assertEquals("a", PoUtility.concatRefs(Arrays.asList("a")));
        assertEquals("", PoUtility.concatRefs(new ArrayList<String>()));
    }

    @Test
    public void testSplitFlags() {
        assertEquals(Arrays.asList("a", "b"), PoUtility.splitFlags("a,b"));
        assertEquals(Arrays.asList("a"), PoUtility.splitFlags("a"));
        assertEquals(new ArrayList<String>(), PoUtility.splitFlags(""));
    }

    @Test
    public void testSplitRefs() {
        assertEquals(Arrays.asList("a", "b"), PoUtility.splitRefs("a b"));
        assertEquals(Arrays.asList("a"), PoUtility.splitRefs("a"));
        assertEquals(new ArrayList<String>(), PoUtility.splitRefs(""));
    }

}