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- /*
- * Licensed to the Apache Software Foundation (ASF) under one or more
- * contributor license agreements. See the NOTICE file distributed with
- * this work for additional information regarding copyright ownership.
- * The ASF licenses this file to You under the Apache License, Version 2.0
- * (the "License"); you may not use this file except in compliance with
- * the License. You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
- /* $Id$ */
-
- package org.apache.fop.fonts.type1;
-
- import java.io.IOException;
- import java.util.List;
-
- import org.junit.Before;
- import org.junit.Test;
-
- import static org.junit.Assert.assertEquals;
- import static org.junit.Assert.assertTrue;
-
- import org.apache.fop.fonts.type1.PostscriptParser.PSDictionary;
- import org.apache.fop.fonts.type1.PostscriptParser.PSElement;
- import org.apache.fop.fonts.type1.PostscriptParser.PSFixedArray;
- import org.apache.fop.fonts.type1.PostscriptParser.PSSubroutine;
- import org.apache.fop.fonts.type1.PostscriptParser.PSVariable;
- import org.apache.fop.fonts.type1.PostscriptParser.PSVariableArray;
-
- public class PostscriptParserTestCase {
- private PostscriptParser parser;
- private String eol = new String(new byte[] {13});
- private String postscriptElements =
- "/myVariable 100 def" + eol
- + "/-| {def} executeonly def" + eol
- + "/myFixedArray 6 array" + eol
- + "0 1 5 {1 index exch /.notdef put } for" + eol
- + "dup 1 /a put" + eol
- + "dup 2 /b put" + eol
- + "dup 3 /c put" + eol
- + "dup 4 /d put" + eol
- + "readonly def" + eol
- + "/myVariableArray [ { this } { is } { a } { test } ] no access def" + eol
- + "/refVarSubr myValue -|";
-
- @Before
- public void setUp() {
- parser = new PostscriptParser();
- }
-
- /**
- * Tests parsing an example Postscript document and verifying what
- * has been read.
- * @throws IOException
- */
- @Test
- public void testPostscriptParsing() throws IOException {
- List<PSElement> elements = parser.parse(postscriptElements.getBytes());
- assertEquals(elements.size(), 5);
- assertTrue(elements.get(0) instanceof PSVariable);
- assertTrue(elements.get(2) instanceof PSFixedArray);
- assertTrue(elements.get(3) instanceof PSVariableArray);
- PSFixedArray fixedArray = (PSFixedArray)elements.get(2);
- assertEquals(fixedArray.getEntries().size(), 4);
- assertEquals(fixedArray.getEntries().get(2), "dup 2 /b put ");
- PSVariableArray variableArray = (PSVariableArray)elements.get(3);
- assertEquals(variableArray.getEntries().size(), 4);
- /* Currently only variable arrays containing subroutines are supported, though
- * this can be modified to support single values and also strip out unnecessary
- * characters like the { } below. */
- assertEquals(variableArray.getEntries().get(0).trim(), "{ this }");
- }
-
- /**
- * Tests that the correct element is returned given the operator and element ID provided
- */
- @Test
- public void testCreateElement() {
- assertTrue(parser.createElement("/custDictionary", "dict", -1) instanceof PSDictionary);
- assertEquals(parser.createElement("/Private", "dict", -1), null);
- assertTrue(parser.createElement("/aFixedArray", "array", -1) instanceof PSFixedArray);
- assertTrue(parser.createElement("/aVariableArray", "[", -1) instanceof PSVariableArray);
- assertTrue(parser.createElement("/aSubroutine", "{", -1) instanceof PSSubroutine);
- }
- }
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