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 / TestSQLLexer.java @ 44098
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1 | 43512 | jjdelcerro | package org.gvsig.expresionevaluator.impl; |
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2 | |||
3 | import org.gvsig.expressionevaluator.impl.SQLLexicalAnalyzer; |
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4 | import junit.framework.TestCase; |
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5 | import org.gvsig.expressionevaluator.LexicalAnalyzer; |
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6 | import org.gvsig.expressionevaluator.LexicalAnalyzer.Token; |
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7 | 44098 | jjdelcerro | import org.gvsig.tools.library.impl.DefaultLibrariesInitializer; |
8 | 43512 | jjdelcerro | |
9 | public class TestSQLLexer extends TestCase { |
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10 | |||
11 | public TestSQLLexer(String testName) { |
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12 | super(testName);
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13 | } |
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14 | |||
15 | @Override
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16 | protected void setUp() throws Exception { |
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17 | super.setUp();
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18 | 44098 | jjdelcerro | new DefaultLibrariesInitializer().fullInitialize();
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19 | 43512 | jjdelcerro | } |
20 | |||
21 | @Override
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22 | protected void tearDown() throws Exception { |
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23 | super.tearDown();
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24 | } |
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25 | |||
26 | // TODO add test methods here. The name must begin with 'test'. For example:
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27 | // public void testHello() {}
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28 | |||
29 | protected LexicalAnalyzer createLexicalAnalyzer(String expression) { |
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30 | SQLLexicalAnalyzer lex = new SQLLexicalAnalyzer(expression);
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31 | return lex;
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32 | } |
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33 | |||
34 | public void testIdentifier1() { |
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35 | String expression = "precio"; |
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36 | |||
37 | LexicalAnalyzer lex = createLexicalAnalyzer(expression); |
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38 | Token t1 = lex.next(); |
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39 | assertEquals(Token.IDENTIFIER, t1.getType()); |
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40 | assertEquals("precio", t1.getLiteral());
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41 | } |
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42 | |||
43 | public void testIdentifier2() { |
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44 | String expression = "\"precio\""; |
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45 | |||
46 | LexicalAnalyzer lex = createLexicalAnalyzer(expression); |
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47 | Token t1 = lex.next(); |
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48 | assertEquals(Token.IDENTIFIER, t1.getType()); |
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49 | assertEquals("precio", t1.getLiteral());
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50 | } |
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51 | |||
52 | public void testIdentifier3() { |
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53 | String expression = "[precio]"; |
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54 | |||
55 | LexicalAnalyzer lex = createLexicalAnalyzer(expression); |
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56 | Token t1 = lex.next(); |
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57 | assertEquals(Token.IDENTIFIER, t1.getType()); |
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58 | assertEquals("precio", t1.getLiteral());
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59 | } |
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60 | |||
61 | public void testTrue() { |
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62 | String expression = "true"; |
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63 | |||
64 | LexicalAnalyzer lex = createLexicalAnalyzer(expression); |
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65 | Token t1 = lex.next(); |
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66 | assertEquals(Token.TRUE, t1.getType()); |
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67 | assertEquals("true", t1.getLiteral());
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68 | } |
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69 | |||
70 | public void testFalse() { |
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71 | String expression = "false"; |
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72 | |||
73 | LexicalAnalyzer lex = createLexicalAnalyzer(expression); |
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74 | Token t1 = lex.next(); |
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75 | assertEquals(Token.FALSE, t1.getType()); |
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76 | assertEquals("false", t1.getLiteral());
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77 | } |
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78 | |||
79 | public void testNull() { |
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80 | String expression = "null"; |
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81 | |||
82 | LexicalAnalyzer lex = createLexicalAnalyzer(expression); |
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83 | Token t1 = lex.next(); |
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84 | assertEquals(Token.NULL, t1.getType()); |
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85 | assertEquals("null", t1.getLiteral());
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86 | assertNotNull(t1.getValue()); |
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87 | } |
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88 | |||
89 | public void testIsNull() { |
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90 | String expression = "isnull"; |
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91 | |||
92 | LexicalAnalyzer lex = createLexicalAnalyzer(expression); |
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93 | Token t1 = lex.next(); |
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94 | assertEquals(Token.ISNULL, t1.getType()); |
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95 | assertEquals("isnull", t1.getLiteral());
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96 | assertNotNull(t1.getValue()); |
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97 | } |
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98 | |||
99 | public void testNotNull() { |
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100 | String expression = "notnull"; |
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101 | |||
102 | LexicalAnalyzer lex = createLexicalAnalyzer(expression); |
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103 | Token t1 = lex.next(); |
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104 | assertEquals(Token.NOTNULL, t1.getType()); |
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105 | assertEquals("notnull", t1.getLiteral());
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106 | assertNotNull(t1.getValue()); |
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107 | } |
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108 | |||
109 | public void testNotTrue() { |
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110 | String expression = "not true"; |
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111 | |||
112 | LexicalAnalyzer lex = createLexicalAnalyzer(expression); |
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113 | Token t1 = lex.next(); |
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114 | assertEquals(Token.OP_NOT, t1.getType()); |
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115 | assertEquals("not", t1.getLiteral());
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116 | t1 = lex.next(); |
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117 | assertEquals(Token.TRUE, t1.getType()); |
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118 | assertEquals("true", t1.getLiteral());
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119 | } |
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120 | |||
121 | public void testInteger() { |
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122 | String expression = "23"; |
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123 | |||
124 | LexicalAnalyzer lex = createLexicalAnalyzer(expression); |
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125 | Token t1 = lex.next(); |
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126 | assertEquals(Token.INTEGER_LITERAL, t1.getType()); |
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127 | assertEquals("23", t1.getLiteral());
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128 | assertEquals(new Long(23), t1.getValue()); |
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129 | } |
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130 | |||
131 | public void testDecimal() { |
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132 | String expression = "23.1"; |
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133 | |||
134 | LexicalAnalyzer lex = createLexicalAnalyzer(expression); |
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135 | Token t1 = lex.next(); |
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136 | assertEquals(Token.FLOATING_POINT_LITERAL, t1.getType()); |
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137 | assertEquals("23.1", t1.getLiteral());
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138 | assertEquals(new Double(23.1), t1.getValue()); |
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139 | } |
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140 | |||
141 | public void testStringLiteral1() { |
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142 | String expression = "'hola macu'"; |
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143 | |||
144 | LexicalAnalyzer lex = createLexicalAnalyzer(expression); |
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145 | Token t1 = lex.next(); |
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146 | assertEquals(Token.STRING_LITERAL, t1.getType()); |
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147 | assertEquals("hola macu", t1.getLiteral());
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148 | assertEquals("hola macu", t1.getValue());
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149 | } |
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150 | |||
151 | public void testStringLiteral2() { |
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152 | String expression = "'hola''s macu'"; |
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153 | |||
154 | LexicalAnalyzer lex = createLexicalAnalyzer(expression); |
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155 | Token t1 = lex.next(); |
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156 | assertEquals(Token.STRING_LITERAL, t1.getType()); |
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157 | assertEquals("hola's macu", t1.getLiteral());
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158 | assertEquals("hola's macu", t1.getValue());
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159 | } |
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160 | |||
161 | public void operator(String operatorName, int operatorId) { |
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162 | String expression = "precio " + operatorName + " 23"; |
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163 | |||
164 | LexicalAnalyzer lex = createLexicalAnalyzer(expression); |
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165 | Token t1 = lex.next(); |
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166 | assertEquals(Token.IDENTIFIER, t1.getType()); |
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167 | assertEquals("precio", t1.getLiteral());
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168 | |||
169 | Token t2 = lex.next(); |
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170 | assertEquals(operatorId, t2.getType()); |
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171 | assertEquals(operatorName, t2.getLiteral()); |
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172 | |||
173 | Token t3 = lex.next(); |
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174 | assertEquals(Token.INTEGER_LITERAL, t3.getType()); |
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175 | assertEquals("23", t3.getLiteral());
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176 | assertEquals(new Long(23), t3.getValue()); |
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177 | } |
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178 | |||
179 | public void testOperators() { |
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180 | |||
181 | operator("=", Token.OP_EQ);
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182 | operator("<>", Token.OP_NE);
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183 | operator(">", Token.OP_GT);
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184 | operator(">=", Token.OP_GE);
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185 | operator("<", Token.OP_LT);
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186 | operator("<=", Token.OP_LE);
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187 | operator("like", Token.PRED_LIKE);
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188 | operator("ilike", Token.PRED_ILIKE);
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189 | operator("+", Token.OP_ADD);
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190 | operator("-", Token.OP_SUBST);
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191 | operator("*", Token.OP_MULT);
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192 | // operator("^", Token.OP_POW);
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193 | operator("or", Token.OP_OR);
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194 | operator("and", Token.OP_AND);
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195 | operator("%", Token.OP_MOD);
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196 | operator("is", Token.PRED_IS);
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197 | 43939 | jjdelcerro | operator("->", Token.OP_GETATTR);
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198 | operator(".", Token.OP_GETATTR);
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199 | 43512 | jjdelcerro | |
200 | } |
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201 | |||
202 | public void testPar() { |
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203 | String expression = "precio = ( 23 + 5 )"; |
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204 | |||
205 | LexicalAnalyzer lex = createLexicalAnalyzer(expression); |
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206 | Token t1 = lex.next(); |
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207 | assertEquals(Token.IDENTIFIER, t1.getType()); |
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208 | assertEquals("precio", t1.getLiteral());
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209 | |||
210 | t1 = lex.next(); |
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211 | assertEquals(Token.OP_EQ, t1.getType()); |
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212 | assertEquals("=", t1.getLiteral());
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213 | |||
214 | t1 = lex.next(); |
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215 | assertEquals(Token.PARENTHESIS_OPEN, t1.getType()); |
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216 | assertEquals("(", t1.getLiteral());
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217 | |||
218 | t1 = lex.next(); |
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219 | assertEquals(Token.INTEGER_LITERAL, t1.getType()); |
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220 | assertEquals("23", t1.getLiteral());
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221 | assertEquals(new Long(23), t1.getValue()); |
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222 | |||
223 | t1 = lex.next(); |
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224 | assertEquals(Token.OP_ADD, t1.getType()); |
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225 | assertEquals("+", t1.getLiteral());
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226 | |||
227 | t1 = lex.next(); |
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228 | assertEquals(Token.INTEGER_LITERAL, t1.getType()); |
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229 | assertEquals("5", t1.getLiteral());
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230 | assertEquals(new Long(5), t1.getValue()); |
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231 | |||
232 | t1 = lex.next(); |
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233 | assertEquals(Token.PARENTHESIS_CLOSE, t1.getType()); |
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234 | assertEquals(")", t1.getLiteral());
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235 | } |
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236 | |||
237 | public void testFuncWithArgs() { |
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238 | String expression = "precio = add(23, 5)"; |
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239 | |||
240 | LexicalAnalyzer lex = createLexicalAnalyzer(expression); |
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241 | Token t1 = lex.next(); |
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242 | assertEquals(Token.IDENTIFIER, t1.getType()); |
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243 | assertEquals("precio", t1.getLiteral());
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244 | |||
245 | t1 = lex.next(); |
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246 | assertEquals(Token.OP_EQ, t1.getType()); |
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247 | assertEquals("=", t1.getLiteral());
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248 | |||
249 | t1 = lex.next(); |
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250 | assertEquals(Token.IDENTIFIER, t1.getType()); |
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251 | assertEquals("add", t1.getLiteral());
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252 | |||
253 | t1 = lex.next(); |
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254 | assertEquals(Token.PARENTHESIS_OPEN, t1.getType()); |
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255 | assertEquals("(", t1.getLiteral());
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256 | |||
257 | t1 = lex.next(); |
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258 | assertEquals(Token.INTEGER_LITERAL, t1.getType()); |
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259 | assertEquals("23", t1.getLiteral());
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260 | assertEquals(new Long(23), t1.getValue()); |
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261 | |||
262 | t1 = lex.next(); |
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263 | assertEquals(Token.COMA, t1.getType()); |
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264 | assertEquals(",", t1.getLiteral());
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265 | |||
266 | t1 = lex.next(); |
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267 | assertEquals(Token.INTEGER_LITERAL, t1.getType()); |
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268 | assertEquals("5", t1.getLiteral());
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269 | assertEquals(new Long(5), t1.getValue()); |
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270 | |||
271 | t1 = lex.next(); |
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272 | assertEquals(Token.PARENTHESIS_CLOSE, t1.getType()); |
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273 | assertEquals(")", t1.getLiteral());
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274 | } |
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275 | } |