annotate python/runtests.py @ 213:003c8a976fff

Merge of semantics and parser again ..
author Windel Bouwman
date Fri, 05 Jul 2013 11:18:48 +0200
parents 6b2bec5653f1
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rev   line source
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1 #!/usr/bin/python
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2
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3 import unittest
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4 import os
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5
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6 from compiler.compiler import Compiler
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7 from compiler.errors import CompilerException, printError
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8 from compiler import lexer
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9 from compiler.parser import Parser
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10 from compiler import assembler
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11 from compiler.codegenerator import CodeGenerator
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12 from project import Project
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13
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14 class CompilerTestCase(unittest.TestCase):
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15 """ test methods start with 'test*' """
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16 def testSource1(self):
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17 source = """
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18 module lcfos;
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19 var
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20 a : integer;
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21
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22 procedure putchar(num : integer);
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23 begin
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24 end putchar;
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25
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26 procedure WriteNum( num: integer);
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27 var
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28 d, base : integer;
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29 dgt : integer;
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30 begin
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31 d := 1;
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32 base := 10;
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33 while num div d >= base do
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34 d := d * base
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35 end;
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36 while d <> 0 do
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37 dgt := num div d;
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38 num := num mod d;
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39 d := d div base;
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40 putchar(48 + dgt)
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41 end
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42 end WriteNum;
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43
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44 begin
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45 a := 1;
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46 while a < 26
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47 do
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48 putchar(65+a);
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49 a := a * 2
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50 end;
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51 end lcfos.
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52 """
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53 pc = Compiler()
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54 pc.compilesource(source)
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55 def testSource2(self):
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56 source = """
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57 module lcfos;
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58 var
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59 a, b : integer;
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60 arr: array 30 of integer;
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61 arr2: array 10, 12 of integer;
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62 procedure t2*() : integer;
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63 begin
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64 a := 2;
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65 while a < 5 do
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66 b := arr[a-1] + arr[a-2];
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67 arr2[a,2] := b;
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68 arr2[a,3] := arr2[a,2] + arr2[a,2]*3 + b;
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69 arr[a] := b;
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70 a := a + 1;
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71 end;
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72 return b
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73 end t2;
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74 begin
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75 b := 12;
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76 arr[0] := 1;
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77 arr[1] := 1;
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78 end lcfos.
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79 """
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80 pc = Compiler()
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81 mod = pc.compilesource(source)
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82 def testSource5(self):
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83 source = """
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84 module lcfos;
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85 procedure WriteLn() : integer;
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86 const zzz = 13;
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87 var
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88 a, b, c: integer;
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89 begin
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90 a := 2;
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91 b := 7;
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92 c := 10 * a + b*10*a;
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93 return c
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94 end WriteLn;
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95 begin end lcfos.
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96 """
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97 pc = Compiler()
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98 pc.compilesource(source)
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99 def tstForStatement(self):
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100 source = """
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101 module fortest;
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102 var
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103 a,b,c : integer;
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104 begin
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105 c := 0;
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106 for a := 1 to 10 by 1 do
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107 b := a + 15;
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108 c := c + b * a;
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109 end;
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110 end fortest.
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111 """
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112 pc = Compiler()
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113 pc.compilesource(source)
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114 def testSourceIfAndWhilePattern(self):
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115 source = """
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116 module lcfos;
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117 procedure WriteLn() : integer;
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118 const zzz = 13;
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119 var
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120 a, b, c: integer;
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121 begin
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122 a := 1;
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123 b := 2;
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124 if a * 3 > b then
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125 c := 10*a + b*10*a*a*a*b;
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126 else
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127 c := 13;
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128 end;
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129 while a < 101 do
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130 a := a + 1;
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131 c := c + 2;
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132 end;
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133 return c
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134 end WriteLn;
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135 begin end lcfos.
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136 """
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137 pc = Compiler()
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138 pc.compilesource(source)
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139
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140 def testPattern1(self):
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141 """ Test if expression can be compiled into byte code """
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142 src = "12*13+33-12*2*3"
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143 tokens = lexer.tokenize(src)
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144 ast = Parser(tokens).parseExpression()
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145 code = CodeGenerator().genexprcode(ast)
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146
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147 def testProject(self):
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148 p = Project('test.xml', isnew=True)
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149 p.name = "Test project"
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150 p.files.append('main.mod')
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151 p.files.append('test.mod')
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152 p.save('test.xml')
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153
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154 q = Project('test.xml')
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155
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156 assert(p.name == q.name)
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157 assert(p.files == q.files)
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158 # TODO: remove test.xml test file
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159 os.remove('test.xml')
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160
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161 if __name__ == '__main__':
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162 unittest.main()
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163