/*******************************************************************************
* This file is part of logisim-evolution.
*
* logisim-evolution is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* logisim-evolution is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with logisim-evolution. If not, see <http://www.gnu.org/licenses/>.
*
* Original code by Carl Burch (http://www.cburch.com), 2011.
* Subsequent modifications by :
* + Haute École Spécialisée Bernoise
* http://www.bfh.ch
* + Haute École du paysage, d'ingénierie et d'architecture de Genève
* http://hepia.hesge.ch/
* + Haute École d'Ingénierie et de Gestion du Canton de Vaud
* http://www.heig-vd.ch/
* The project is currently maintained by :
* + REDS Institute - HEIG-VD
* Yverdon-les-Bains, Switzerland
* http://reds.heig-vd.ch
*******************************************************************************/
package com.cburch.logisim.file;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertTrue;
import org.junit.Test;
public class XmlReaderTest {
/**
* Test method for
* {@link com.cburch.logisim.file.XmlReader#generateValidVHDLLabel(java.lang.String)}
* . We use here the version with a suffix in order to have a predictable
* suffix.
*/
@Test
public final void testGenerateValidVHDLLabel() {
// Valid labels should be left untouched
assertEquals("aaa", XmlReader.generateValidVHDLLabel("aaa", "A"));
assertEquals("aa_a", XmlReader.generateValidVHDLLabel("aa_a", "A"));
assertEquals("a1_2", XmlReader.generateValidVHDLLabel("a1_2", "A"));
assertEquals("a1_2_3_aa",
XmlReader.generateValidVHDLLabel("a1_2_3_aa", "A"));
// Invalid labels should be fixed and the suffix has to be appended
// A "L_" has to be prepended if the initial character is invalid,
// except if it is ! or ~, in which case it becomes "NOT_"
assertEquals("L_1a1_2_3_aa_A",
XmlReader.generateValidVHDLLabel("1a1_2_3_aa", "A"));
assertEquals("NOT_1a1_2_3_aa_A",
XmlReader.generateValidVHDLLabel("!1a1_2_3_aa", "A"));
assertEquals("NOT_1a1_2_3_aa_A",
XmlReader.generateValidVHDLLabel("~1a1_2_3_aa", "A"));
assertEquals("NOT_1a1_2_3_aa_A",
XmlReader.generateValidVHDLLabel("! 1a1_2_3_aa", "A"));
assertEquals("NOT_1a1_2_3_aa_A",
XmlReader.generateValidVHDLLabel("~ 1a1_2_3_aa", "A"));
assertEquals("a1_2_3_aa_A",
XmlReader.generateValidVHDLLabel("a1_____2___3___aa", "A"));
assertEquals("a1_2_3_aa_A",
XmlReader.generateValidVHDLLabel("a1_____2___3___aa_", "A"));
// ! and ~ characters have to be replaced in the middle of a
// label too
assertEquals("L_1a1_NOT_2_3_aa_A",
XmlReader.generateValidVHDLLabel("1a1_~2_3_aa", "A"));
assertEquals("L_1a1_NOT_2_3_aa_A",
XmlReader.generateValidVHDLLabel("1a1_!2_3_aa", "A"));
assertEquals("NOT_NOT_NOT_aa_A",
XmlReader.generateValidVHDLLabel("!~!aa", "A"));
assertEquals("NOT_NOT_NOT_aa_A",
XmlReader.generateValidVHDLLabel("!~!__aa", "A"));
// Remove useless whitespaces at the beginning-end
assertEquals("aaa", XmlReader.generateValidVHDLLabel("aaa ", "A"));
assertEquals("aaa", XmlReader.generateValidVHDLLabel(" aaa", "A"));
assertEquals("aaa",
XmlReader.generateValidVHDLLabel(" aaa ", "A"));
assertEquals("L_1a1_2_3_aa_A",
XmlReader.generateValidVHDLLabel(" 1a1_2_3_aa", "A"));
assertEquals("L_1a1_2_3_aa_A",
XmlReader.generateValidVHDLLabel("1a1_2_3_aa ", "A"));
assertEquals("L_1a1_2_3_aa_A",
XmlReader.generateValidVHDLLabel(" 1a1_2_3_aa ", "A"));
}
/**
* Test method for
* {@link com.cburch.logisim.file.XmlReader#labelVHDLInvalid(java.lang.String)}
* .
*/
@Test
public final void testLabelVHDLInvalid() {
// Invalid labels
assertTrue(XmlReader.labelVHDLInvalid("AAAA_"));
assertTrue(XmlReader.labelVHDLInvalid("_AAAA"));
assertTrue(XmlReader.labelVHDLInvalid("12"));
assertTrue(XmlReader.labelVHDLInvalid("1A"));
assertTrue(XmlReader.labelVHDLInvalid("aaaèaa"));
assertTrue(XmlReader.labelVHDLInvalid("1 A"));
assertTrue(XmlReader.labelVHDLInvalid("A 1"));
assertTrue(XmlReader.labelVHDLInvalid("AAA "));
assertTrue(XmlReader.labelVHDLInvalid("AA A"));
assertTrue(XmlReader.labelVHDLInvalid("aa a1"));
assertTrue(XmlReader.labelVHDLInvalid(" aa"));
assertTrue(XmlReader.labelVHDLInvalid("a__a"));
assertTrue(XmlReader.labelVHDLInvalid("1 2"));
// Valid labels
assertFalse(XmlReader.labelVHDLInvalid("a1"));
assertFalse(XmlReader.labelVHDLInvalid("a13566356aa"));
assertFalse(XmlReader.labelVHDLInvalid("A13566356aA"));
assertFalse(XmlReader.labelVHDLInvalid("a_B_c"));
}
}