summaryrefslogtreecommitdiffstats
path: root/model/basic-model/src/test/java/org/onap/policy/apex/model/basicmodel/handling/TestModelReader.java
blob: 1695a0b2c366cd3abb83e395acaf006b39045346 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
/*
 * ============LICENSE_START=======================================================
 *  Copyright (C) 2016-2018 Ericsson. All rights reserved.
 * ================================================================================
 * Licensed 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.
 * 
 * SPDX-License-Identifier: Apache-2.0
 * ============LICENSE_END=========================================================
 */

package org.onap.policy.apex.model.basicmodel.handling;

import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertTrue;
import static org.junit.Assert.fail;

import java.io.BufferedReader;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileReader;
import java.io.IOException;

import org.junit.Test;
import org.onap.policy.apex.model.basicmodel.concepts.ApexException;
import org.onap.policy.apex.model.basicmodel.concepts.AxModel;
import org.onap.policy.apex.model.basicmodel.handling.ApexModelReader;
import org.onap.policy.apex.model.basicmodel.handling.ApexModelWriter;

public class TestModelReader {

    @Test
    public void testModelReader() throws IOException, ApexException {
        AxModel model = new TestApexBasicModelCreator().getModel();
        AxModel invalidModel = new TestApexBasicModelCreator().getInvalidModel();
        
        ApexModelWriter<AxModel> modelWriter = new ApexModelWriter<AxModel>(AxModel.class);
        modelWriter.setValidateFlag(true);
        modelWriter.setJsonOutput(true);
        
        ByteArrayOutputStream baos = new ByteArrayOutputStream();
        modelWriter.write(model, baos);
        
        ByteArrayOutputStream baosInvalid = new ByteArrayOutputStream();
        modelWriter.setValidateFlag(false);
        modelWriter.write(invalidModel, baosInvalid);
        
        ApexModelReader<AxModel> modelReader = new ApexModelReader<AxModel>(AxModel.class, true);
        
        modelReader.setValidateFlag(true);
        assertTrue(modelReader.getValidateFlag());
        
        ByteArrayInputStream bais = new ByteArrayInputStream(baos.toByteArray());
        AxModel readModel = modelReader.read(bais);
        assertEquals(model, readModel);
        
        ByteArrayInputStream baisInvalid = new ByteArrayInputStream(baosInvalid.toByteArray());
        try {
            modelReader.read(baisInvalid);
            fail("test should throw an exceptino here");
        }
        catch (Exception e) {
            assertTrue(e.getMessage().startsWith("Apex concept validation failed"));
        }
        
        modelReader.setValidateFlag(false);
        assertFalse(modelReader.getValidateFlag());
        
        ByteArrayInputStream bais2 = new ByteArrayInputStream(baos.toByteArray());
        AxModel readModel2 = modelReader.read(bais2);
        assertEquals(model, readModel2);
        
        modelWriter.setJsonOutput(false);
        
        ByteArrayOutputStream baosXml = new ByteArrayOutputStream();
        modelWriter.write(model, baosXml);
        
        ByteArrayInputStream baisXml = new ByteArrayInputStream(baosXml.toByteArray());
        AxModel readModelXml = modelReader.read(baisXml);
        assertEquals(model, readModelXml);
        
        String dummyString = "SomeDummyText";
        ByteArrayInputStream baisDummy = new ByteArrayInputStream(dummyString.getBytes());
        try {
            modelReader.read(baisDummy);
            fail("test should throw an exception here");
        }
        catch (Exception e) {
            assertEquals("format of input for Apex concept is neither JSON nor XML", e.getMessage());
        }
        
        try {
            ByteArrayInputStream nullBais = null;
            modelReader.read(nullBais);
            fail("test should throw an exception here");
        }
        catch (Exception e) {
            assertEquals("concept stream may not be null", e.getMessage());
        }
        
        try {
            FileInputStream fis = new FileInputStream(new File("somewhere/over/the/rainbow"));
            modelReader.read(fis);
            fail("test should throw an exception here");
        }
        catch (Exception e) {
            assertTrue(e.getMessage().contains("rainbow"));
        }
        
        File tempFile = File.createTempFile("Apex", "Dummy");
        try {
            BufferedReader br = new BufferedReader(new FileReader(tempFile));
            br.close();
            modelReader.read(br);
            fail("test should throw an exception here");
        }
        catch (Exception e) {
            assertEquals("Unable to read Apex concept ", e.getMessage());
        }
        finally {
            tempFile.delete();
        }
        
        modelReader.setSchema(null);
        
        tempFile = File.createTempFile("Apex", "Dummy");
        try {
            modelReader.setSchema(tempFile.getCanonicalPath());
            fail("test should throw an exception here");
        }
        catch (Exception e) {
            assertEquals("Unable to load schema", e.getMessage());
        }
        finally {
            tempFile.delete();
        }
        
        modelReader.setSchema("xml/example.xsd");
    }
}