localeconvertutilstestcase.java

这是一个有关common beanutils 的源码

        String values2[] = {"100", "200", "300"};
        value = LocaleConvertUtils.convert(values2, shape.getClass());
        assertEquals(shape.getClass(), value.getClass());
        int results2[] = (int[]) value;
        assertEquals(results2[0], 100);
        assertEquals(results2[1], 200);
        assertEquals(results2[2], 300);
    }


    /**
     * Positive String to primitive integer array tests.
     */
    public void fixmetestPositiveIntegerArray() {

        fail("Array conversions not implemented yet.");

        Object value = null;
        int intArray[] = new int[0];
        int intArray1[] = new int[]{0};
        int intArray2[] = new int[]{0, 10};

        value = LocaleConvertUtils.convert("{  }", intArray.getClass());
        checkIntegerArray(value, intArray);

        value = LocaleConvertUtils.convert("0", intArray.getClass());
        checkIntegerArray(value, intArray1);
        value = LocaleConvertUtils.convert(" 0 ", intArray.getClass());
        checkIntegerArray(value, intArray1);
        value = LocaleConvertUtils.convert("{ 0 }", intArray.getClass());
        checkIntegerArray(value, intArray1);

        value = LocaleConvertUtils.convert("0,10", intArray.getClass());
        checkIntegerArray(value, intArray2);
        value = LocaleConvertUtils.convert("0 10", intArray.getClass());
        checkIntegerArray(value, intArray2);
        value = LocaleConvertUtils.convert("{0,10}", intArray.getClass());
        checkIntegerArray(value, intArray2);
        value = LocaleConvertUtils.convert("{0 10}", intArray.getClass());
        checkIntegerArray(value, intArray2);
        value = LocaleConvertUtils.convert("{ 0, 10 }", intArray.getClass());
        checkIntegerArray(value, intArray2);
        value = LocaleConvertUtils.convert("{ 0 10 }", intArray.getClass());
        checkIntegerArray(value, intArray2);
    }


    /**
     * Positive scalar conversion tests.
     */
    public void testPositiveScalar() {
        Object value = null;

        /* fixme Boolean converters not implemented
         value = LocaleConvertUtils.convert("true", Boolean.TYPE);
         assertTrue(value instanceof Boolean);
         assertEquals(((Boolean) value).booleanValue(), true);

         value = LocaleConvertUtils.convert("true", Boolean.class);
         assertTrue(value instanceof Boolean);
         assertEquals(((Boolean) value).booleanValue(), true);

         value = LocaleConvertUtils.convert("yes", Boolean.TYPE);
         assertTrue(value instanceof Boolean);
         assertEquals(((Boolean) value).booleanValue(), true);

         value = LocaleConvertUtils.convert("yes", Boolean.class);
         assertTrue(value instanceof Boolean);
         assertEquals(((Boolean) value).booleanValue(), true);

         value = LocaleConvertUtils.convert("y", Boolean.TYPE);
         assertTrue(value instanceof Boolean);
         assertEquals(((Boolean) value).booleanValue(), true);

         value = LocaleConvertUtils.convert("y", Boolean.class);
         assertTrue(value instanceof Boolean);
         assertEquals(((Boolean) value).booleanValue(), true);

         value = LocaleConvertUtils.convert("on", Boolean.TYPE);
         assertTrue(value instanceof Boolean);
         assertEquals(((Boolean) value).booleanValue(), true);

         value = LocaleConvertUtils.convert("on", Boolean.class);
         assertTrue(value instanceof Boolean);
         assertEquals(((Boolean) value).booleanValue(), true);

         value = LocaleConvertUtils.convert("false", Boolean.TYPE);
         assertTrue(value instanceof Boolean);
         assertEquals(((Boolean) value).booleanValue(), false);

         value = LocaleConvertUtils.convert("false", Boolean.class);
         assertTrue(value instanceof Boolean);
         assertEquals(((Boolean) value).booleanValue(), false);

         value = LocaleConvertUtils.convert("no", Boolean.TYPE);
         assertTrue(value instanceof Boolean);
         assertEquals(((Boolean) value).booleanValue(), false);

         value = LocaleConvertUtils.convert("no", Boolean.class);
         assertTrue(value instanceof Boolean);
         assertEquals(((Boolean) value).booleanValue(), false);

         value = LocaleConvertUtils.convert("n", Boolean.TYPE);
         assertTrue(value instanceof Boolean);
         assertEquals(((Boolean) value).booleanValue(), false);

         value = LocaleConvertUtils.convert("n", Boolean.class);
         assertTrue(value instanceof Boolean);
         assertEquals(((Boolean) value).booleanValue(), false);

         value = LocaleConvertUtils.convert("off", Boolean.TYPE);
         assertTrue(value instanceof Boolean);
         assertEquals(((Boolean) value).booleanValue(), false);

         value = LocaleConvertUtils.convert("off", Boolean.class);
         assertTrue(value instanceof Boolean);
         assertEquals(((Boolean) value).booleanValue(), false);
         */

        value = LocaleConvertUtils.convert("123", Byte.TYPE);
        assertTrue(value instanceof Byte);
        assertEquals(((Byte) value).byteValue(), (byte) 123);

        value = LocaleConvertUtils.convert("123", Byte.class);
        assertTrue(value instanceof Byte);
        assertEquals(((Byte) value).byteValue(), (byte) 123);

        /*fixme Character conversion not implemented yet
        value = LocaleConvertUtils.convert("a", Character.TYPE);
        assertTrue(value instanceof Character);
        assertEquals(((Character) value).charValue(), 'a');

        value = LocaleConvertUtils.convert("a", Character.class);
        assertTrue(value instanceof Character);
        assertEquals(((Character) value).charValue(), 'a');
        */
        /* fixme - this is a discrepancy with standard converters ( probably not major issue )
        value = LocaleConvertUtils.convert("java.lang.String", Class.class);
        assertTrue(value instanceof Class);
        assertEquals(String.class, (Class) value);
        */

        value = LocaleConvertUtils.convert("123" + m_decimalSeparator + "456", Double.TYPE);
        assertTrue(value instanceof Double);
        assertEquals(((Double) value).doubleValue(), 123.456, 0.005);

        value = LocaleConvertUtils.convert("123" + m_decimalSeparator + "456", Double.class);
        assertTrue(value instanceof Double);
        assertEquals(((Double) value).doubleValue(), 123.456, 0.005);

        value = LocaleConvertUtils.convert("123" + m_decimalSeparator + "456", Float.TYPE);
        assertTrue(value instanceof Float);
        assertEquals(((Float) value).floatValue(), (float) 123.456,
                (float) 0.005);

        value = LocaleConvertUtils.convert("123" + m_decimalSeparator + "456", Float.class);
        assertTrue(value instanceof Float);
        assertEquals(((Float) value).floatValue(), (float) 123.456,
                (float) 0.005);

        value = LocaleConvertUtils.convert("123", Integer.TYPE);
        assertTrue(value instanceof Integer);
        assertEquals(((Integer) value).intValue(), 123);

        value = LocaleConvertUtils.convert("123", Integer.class);
        assertTrue(value instanceof Integer);
        assertEquals(((Integer) value).intValue(), 123);

        value = LocaleConvertUtils.convert("123", Long.TYPE);
        assertTrue(value instanceof Long);
        assertEquals(((Long) value).longValue(), 123);

        value = LocaleConvertUtils.convert("123456", Long.class);
        assertTrue(value instanceof Long);
        assertEquals(((Long) value).longValue(), 123456);

        /* fixme - Short conversion not implemented at this point
        value = LocaleConvertUtils.convert("123", Short.TYPE);
        assertTrue(value instanceof Short);
        assertEquals(((Short) value).shortValue(), (short) 123);

        value = LocaleConvertUtils.convert("123", Short.class);
        assertTrue(value instanceof Short);
        assertEquals(((Short) value).shortValue(), (short) 123);
        */

        String input = null;

        input = "2002-03-17";
        value = LocaleConvertUtils.convert(input, Date.class);
        assertTrue(value instanceof Date);
        assertEquals(input, value.toString());

        input = "20:30:40";
        value = LocaleConvertUtils.convert(input, Time.class);
        assertTrue(value instanceof Time);
        assertEquals(input, value.toString());

        input = "2002-03-17 20:30:40.0";
        value = LocaleConvertUtils.convert(input, Timestamp.class);
        assertTrue(value instanceof Timestamp);
        assertEquals(input, value.toString());

    }


    /**
     * Positive String to String array tests.
     */
    public void fixmetestPositiveStringArray() {

        fail("Array conversions not implemented yet.");

        Object value = null;
        String stringArray[] = new String[0];
        String stringArray1[] = new String[]
        {"abc"};
        String stringArray2[] = new String[]
        {"abc", "de,f"};

        value = LocaleConvertUtils.convert("", stringArray.getClass());
        checkStringArray(value, stringArray);
        value = LocaleConvertUtils.convert(" ", stringArray.getClass());
        checkStringArray(value, stringArray);
        value = LocaleConvertUtils.convert("{}", stringArray.getClass());
        checkStringArray(value, stringArray);
        value = LocaleConvertUtils.convert("{  }", stringArray.getClass());
        checkStringArray(value, stringArray);

        value = LocaleConvertUtils.convert("abc", stringArray.getClass());
        checkStringArray(value, stringArray1);
        value = LocaleConvertUtils.convert("{abc}", stringArray.getClass());
        checkStringArray(value, stringArray1);
        value = LocaleConvertUtils.convert("\"abc\"", stringArray.getClass());
        checkStringArray(value, stringArray1);
        value = LocaleConvertUtils.convert("{\"abc\"}", stringArray.getClass());
        checkStringArray(value, stringArray1);
        value = LocaleConvertUtils.convert("'abc'", stringArray.getClass());
        checkStringArray(value, stringArray1);
        value = LocaleConvertUtils.convert("{'abc'}", stringArray.getClass());
        checkStringArray(value, stringArray1);

        value = LocaleConvertUtils.convert("abc 'de,f'",
                stringArray.getClass());
        checkStringArray(value, stringArray2);
        value = LocaleConvertUtils.convert("{abc, 'de,f'}",
                stringArray.getClass());
        checkStringArray(value, stringArray2);
        value = LocaleConvertUtils.convert("\"abc\",\"de,f\"",
                stringArray.getClass());
        checkStringArray(value, stringArray2);
        value = LocaleConvertUtils.convert("{\"abc\" 'de,f'}",
                stringArray.getClass());
        checkStringArray(value, stringArray2);
        value = LocaleConvertUtils.convert("'abc' 'de,f'",
                stringArray.getClass());
        checkStringArray(value, stringArray2);
        value = LocaleConvertUtils.convert("{'abc', \"de,f\"}",
                stringArray.getClass());
        checkStringArray(value, stringArray2);

    }

    /**
     * Test conversion of a String using a Locale and pattern.
     */
    public void testConvertStringLocaleNull() {
        Object result = null;
        try {
            result = LocaleConvertUtils.convert("123", Integer.class, (Locale)null, "#,###");
        } catch (Exception e) {
            e.printStackTrace();
            fail("Threw: " + e);
        }
        assertNotNull("Null Result", result);
        assertEquals("Integer Type", Integer.class, result.getClass());
        assertEquals("Integer Value", new Integer(123), result);
    }

    /**
     * Test conversion of a String array using a Locale and pattern.
     */
    public void testConvertStringArrayLocaleNull() {
        Object result = null;
        try {
            result = LocaleConvertUtils.convert(new String[] {"123"}, Integer[].class, (Locale)null, "#,###");
        } catch (Exception e) {
            e.printStackTrace();
            fail("Threw: " + e);
        }
        assertNotNull("Null Result", result);
        assertEquals("Integer Array Type", Integer[].class, result.getClass());
        assertEquals("Integer Array Length", 1, ((Integer[])result).length);
        assertEquals("Integer Array Value", new Integer(123), ((Integer[])result)[0]);
    }


    // -------------------------------------------------------- Private Methods


    private void checkIntegerArray(Object value, int intArray[]) {

        assertNotNull("Returned value is not null", value);
        assertEquals("Returned value is int[]",
                intArray.getClass(), value.getClass());
        int results[] = (int[]) value;
        assertEquals("Returned array length", intArray.length, results.length);
        for (int i = 0; i < intArray.length; i++) {
            assertEquals("Returned array value " + i,
                    intArray[i], results[i]);
        }

    }


    private void checkStringArray(Object value, String stringArray[]) {

        assertNotNull("Returned value is not null", value);
        assertEquals("Returned value is String[]",
                stringArray.getClass(), value.getClass());
        String results[] = (String[]) value;
        assertEquals("Returned array length",
                stringArray.length, results.length);
        for (int i = 0; i < stringArray.length; i++) {
            assertEquals("Returned array value " + i,
                    stringArray[i], results[i]);
        }

    }


}