svn-gvsig-desktop / trunk / org.gvsig.desktop / org.gvsig.desktop.library / org.gvsig.expressionevaluator / org.gvsig.expressionevaluator.lib / org.gvsig.expressionevaluator.lib.impl / src / test / java / org / gvsig / expresionevaluator / impl / TestJsonInterpreter.java @ 46010
History | View | Annotate | Download (9.25 KB)
1 |
package org.gvsig.expresionevaluator.impl; |
---|---|
2 |
|
3 |
import java.text.ParseException; |
4 |
import java.util.List; |
5 |
import java.util.Map; |
6 |
import javax.json.JsonArray; |
7 |
import javax.json.JsonObject; |
8 |
import junit.framework.TestCase; |
9 |
import org.gvsig.expressionevaluator.Code; |
10 |
import org.gvsig.expressionevaluator.ExpressionEvaluatorLocator; |
11 |
import org.gvsig.expressionevaluator.ExpressionEvaluatorManager; |
12 |
import org.gvsig.expressionevaluator.Interpreter; |
13 |
import org.gvsig.expressionevaluator.LexicalAnalyzer; |
14 |
import org.gvsig.expressionevaluator.SymbolTable; |
15 |
import org.gvsig.expressionevaluator.Compiler; |
16 |
import org.gvsig.expressionevaluator.MutableSymbolTable; |
17 |
import org.gvsig.tools.library.impl.DefaultLibrariesInitializer; |
18 |
|
19 |
/**
|
20 |
*
|
21 |
* @author jjdelcerro
|
22 |
*/
|
23 |
public class TestJsonInterpreter extends TestCase { |
24 |
|
25 |
public TestJsonInterpreter(String testName) { |
26 |
super(testName);
|
27 |
} |
28 |
|
29 |
@Override
|
30 |
protected void setUp() throws Exception { |
31 |
super.setUp();
|
32 |
new DefaultLibrariesInitializer().fullInitialize();
|
33 |
} |
34 |
|
35 |
@Override
|
36 |
protected void tearDown() throws Exception { |
37 |
super.tearDown();
|
38 |
} |
39 |
|
40 |
// TODO add test methods here. The name must begin with 'test'. For example:
|
41 |
// public void testHello() {}
|
42 |
|
43 |
protected LexicalAnalyzer createLexicalAnalyzer() {
|
44 |
ExpressionEvaluatorManager manager = ExpressionEvaluatorLocator.getManager(); |
45 |
LexicalAnalyzer lexer = manager.createLexicalAnalyzer(); |
46 |
return lexer;
|
47 |
} |
48 |
|
49 |
protected org.gvsig.expressionevaluator.Compiler createCompiler() {
|
50 |
ExpressionEvaluatorManager manager = ExpressionEvaluatorLocator.getManager(); |
51 |
Compiler compiler = manager.createCompiler();
|
52 |
compiler.setLexicalAnalyzer(createLexicalAnalyzer()); |
53 |
return compiler;
|
54 |
} |
55 |
|
56 |
protected MutableSymbolTable createSymbolTable() {
|
57 |
ExpressionEvaluatorManager manager = ExpressionEvaluatorLocator.getManager(); |
58 |
MutableSymbolTable symbolTable = manager.createSymbolTable(); |
59 |
symbolTable.setVar("precio", 200); |
60 |
symbolTable.setVar("1990", 0.168873933773767); |
61 |
return symbolTable;
|
62 |
} |
63 |
|
64 |
protected Interpreter createInterpreter(SymbolTable symbolTable) {
|
65 |
ExpressionEvaluatorManager manager = ExpressionEvaluatorLocator.getManager(); |
66 |
Interpreter interpreter = manager.createInterpreter(); |
67 |
interpreter.setSymbolTable(symbolTable); |
68 |
return interpreter;
|
69 |
} |
70 |
|
71 |
public void testSimpleList() throws ParseException { |
72 |
SymbolTable symbolTable = createSymbolTable(); |
73 |
Compiler compiler = createCompiler();
|
74 |
Interpreter interpreter = createInterpreter(symbolTable); |
75 |
|
76 |
String source = "[ 10, 20, 'adios' ]"; |
77 |
|
78 |
Code code = compiler.compileExpression(source); |
79 |
Object v = interpreter.run(code);
|
80 |
|
81 |
assertEquals("ARRAY[ 10, 20, 'adios' ]", code.toString());
|
82 |
assertTrue("List expected", v instanceof List); |
83 |
assertEquals(3, ((List)v).size()); |
84 |
assertEquals(10, ((List)v).get(0)); |
85 |
assertEquals(20, ((List)v).get(1)); |
86 |
assertEquals("adios", ((List)v).get(2)); |
87 |
} |
88 |
|
89 |
public void testSimpleDict() throws ParseException { |
90 |
SymbolTable symbolTable = createSymbolTable(); |
91 |
Compiler compiler = createCompiler();
|
92 |
Interpreter interpreter = createInterpreter(symbolTable); |
93 |
|
94 |
String source = "{ diez:10, 'veinte':20, saludo:'hola', 'despedida':'adios' }"; |
95 |
|
96 |
Code code = compiler.compileExpression(source); |
97 |
Object v = interpreter.run(code);
|
98 |
|
99 |
assertEquals("{ 'diez':10, 'veinte':20, 'saludo':'hola', 'despedida':'adios' }", code.toString());
|
100 |
assertTrue("Map expected", v instanceof Map); |
101 |
assertEquals(4, ((Map)v).size()); |
102 |
assertEquals(10, ((Map)v).get("diez")); |
103 |
assertEquals(20, ((Map)v).get("veinte")); |
104 |
assertEquals("hola", ((Map)v).get("saludo")); |
105 |
assertEquals("adios", ((Map)v).get("despedida")); |
106 |
} |
107 |
|
108 |
public void testSimpleToJsonObjectFromString() throws ParseException { |
109 |
SymbolTable symbolTable = createSymbolTable(); |
110 |
Compiler compiler = createCompiler();
|
111 |
Interpreter interpreter = createInterpreter(symbolTable); |
112 |
|
113 |
String source = "to_json('{ \"diez\":10, \"veinte\":20, \"despedida\":\"adios\" }')"; |
114 |
|
115 |
Code code = compiler.compileExpression(source); |
116 |
Object v = interpreter.run(code);
|
117 |
|
118 |
assertEquals("to_json('{ \"diez\":10, \"veinte\":20, \"despedida\":\"adios\" }')", code.toString());
|
119 |
assertTrue("JsonObject expected", v instanceof JsonObject); |
120 |
assertEquals(3, ((JsonObject)v).size());
|
121 |
assertEquals(10, ((JsonObject)v).getInt("diez")); |
122 |
assertEquals(20, ((JsonObject)v).getInt("veinte")); |
123 |
assertEquals("adios", ((JsonObject)v).getString("despedida")); |
124 |
} |
125 |
|
126 |
public void testSimpleToJsonObjectFromMap() throws ParseException { |
127 |
SymbolTable symbolTable = createSymbolTable(); |
128 |
Compiler compiler = createCompiler();
|
129 |
Interpreter interpreter = createInterpreter(symbolTable); |
130 |
|
131 |
String source = "to_json({ diez:10, veinte:20, despedida:'adios' })"; |
132 |
|
133 |
Code code = compiler.compileExpression(source); |
134 |
Object v = interpreter.run(code);
|
135 |
|
136 |
assertEquals("to_json({ 'diez':10, 'veinte':20, 'despedida':'adios' })", code.toString());
|
137 |
assertTrue("JsonObject expected", v instanceof JsonObject); |
138 |
assertEquals(3, ((JsonObject)v).size());
|
139 |
assertEquals(10, ((JsonObject)v).getInt("diez")); |
140 |
assertEquals(20, ((JsonObject)v).getInt("veinte")); |
141 |
assertEquals("adios", ((JsonObject)v).getString("despedida")); |
142 |
} |
143 |
|
144 |
public void testSimpleToJsonArrayFromString() throws ParseException { |
145 |
SymbolTable symbolTable = createSymbolTable(); |
146 |
Compiler compiler = createCompiler();
|
147 |
Interpreter interpreter = createInterpreter(symbolTable); |
148 |
|
149 |
String source = "to_json('[ 10, 20, \"adios\" ]')"; |
150 |
|
151 |
Code code = compiler.compileExpression(source); |
152 |
Object v = interpreter.run(code);
|
153 |
|
154 |
assertEquals("to_json('[ 10, 20, \"adios\" ]')", code.toString());
|
155 |
|
156 |
assertTrue("JsonArray expected", v instanceof JsonArray); |
157 |
assertEquals(3, ((JsonArray)v).size());
|
158 |
assertEquals(10, ((JsonArray)v).getInt(0)); |
159 |
assertEquals(20, ((JsonArray)v).getInt(1)); |
160 |
assertEquals("adios", ((JsonArray)v).getString(2)); |
161 |
} |
162 |
|
163 |
public void testSimpleToJsonArrayFromList() throws ParseException { |
164 |
SymbolTable symbolTable = createSymbolTable(); |
165 |
Compiler compiler = createCompiler();
|
166 |
Interpreter interpreter = createInterpreter(symbolTable); |
167 |
|
168 |
String source = "to_json(ARRAY[ 10, 20, 'adios' ])"; |
169 |
|
170 |
Code code = compiler.compileExpression(source); |
171 |
Object v = interpreter.run(code);
|
172 |
|
173 |
assertEquals("to_json(ARRAY[ 10, 20, 'adios' ])", code.toString());
|
174 |
|
175 |
assertTrue("JsonArray expected", v instanceof JsonArray); |
176 |
assertEquals(3, ((JsonArray)v).size());
|
177 |
assertEquals(10, ((JsonArray)v).getInt(0)); |
178 |
assertEquals(20, ((JsonArray)v).getInt(1)); |
179 |
assertEquals("adios", ((JsonArray)v).getString(2)); |
180 |
} |
181 |
|
182 |
public void testComplexToJsonArrayFromList() throws ParseException { |
183 |
SymbolTable symbolTable = createSymbolTable(); |
184 |
Compiler compiler = createCompiler();
|
185 |
Interpreter interpreter = createInterpreter(symbolTable); |
186 |
|
187 |
String source = "to_json(ARRAY[ 10, 20, { diez:10, veinte:20, despedida:'adios' }, 'adios' ])"; |
188 |
|
189 |
Code code = compiler.compileExpression(source); |
190 |
Object v = interpreter.run(code);
|
191 |
|
192 |
assertEquals("to_json(ARRAY[ 10, 20, { 'diez':10, 'veinte':20, 'despedida':'adios' }, 'adios' ])", code.toString());
|
193 |
|
194 |
assertTrue("JsonArray expected", v instanceof JsonArray); |
195 |
assertEquals(4, ((JsonArray)v).size());
|
196 |
assertEquals(10, ((JsonArray)v).getInt(0)); |
197 |
assertEquals(20, ((JsonArray)v).getInt(1)); |
198 |
assertEquals("adios", ((JsonArray)v).getString(3)); |
199 |
|
200 |
assertTrue("JsonObject expected", ((JsonArray)v).getJsonObject(2) instanceof JsonObject); |
201 |
JsonObject jsonobj = ((JsonArray)v).getJsonObject(2);
|
202 |
assertEquals(3, jsonobj.size());
|
203 |
assertEquals(10, jsonobj.getInt("diez")); |
204 |
assertEquals(20, jsonobj.getInt("veinte")); |
205 |
assertEquals("adios", jsonobj.getString("despedida")); |
206 |
|
207 |
} |
208 |
|
209 |
public void testMap1() throws ParseException { |
210 |
SymbolTable symbolTable = createSymbolTable(); |
211 |
Compiler compiler = createCompiler();
|
212 |
Interpreter interpreter = createInterpreter(symbolTable); |
213 |
|
214 |
String source = "begin " + |
215 |
"set data to [ { a:10, b:'primero'}, { a:20, b:'segundo'} ] ; "+
|
216 |
"set data2 to map( lambda x: { label:x['b'], value:x['a'] }, data); "+
|
217 |
"cast(to_json(data2) as String); " +
|
218 |
"end";
|
219 |
|
220 |
Code code = compiler.compileExpression(source); |
221 |
assertEquals("BLOCK(LET('data', LIST(DICT('a', 10, 'b', 'primero'), DICT('a', 20, 'b', 'segundo'))), LET('data2', map(CREATE_FUNCTION(LIST('x'), DICT('label', GETITEM(\"x\", 'b'), 'value', GETITEM(\"x\", 'a'))), \"data\")), CAST(to_json(\"data2\"), 'String'))", code.toString());
|
222 |
|
223 |
Object v = interpreter.run(code);
|
224 |
assertEquals("[{\"label\":\"primero\",\"value\":10},{\"label\":\"segundo\",\"value\":20}]", (String)v); |
225 |
} |
226 |
} |