extra/smalltalk/parser/parser-tests.factor

   1 IN: smalltalk.parser.tests
   2 USING: smalltalk.parser smalltalk.ast peg.ebnf tools.test accessors
   3 io.files io.encodings.ascii kernel ;
   4
   5 EBNF: test-Character
   6 test         = <foreign parse-smalltalk Character>
   7 ;EBNF
   8
   9 [ CHAR: a ] [ "a" test-Character ] unit-test
  10
  11 EBNF: test-Comment
  12 test         = <foreign parse-smalltalk Comment>
  13 ;EBNF
  14
  15 [ T{ ast-comment f "Hello, this is a comment." } ]
  16 [ "\"Hello, this is a comment.\"" test-Comment ]
  17 unit-test
  18
  19 [ T{ ast-comment f "Hello, \"this\" is a comment." } ]
  20 [ "\"Hello, \"\"this\"\" is a comment.\"" test-Comment ]
  21 unit-test
  22
  23 EBNF: test-Identifier
  24 test         = <foreign parse-smalltalk Identifier>
  25 ;EBNF
  26
  27 [ "OrderedCollection" ] [ "OrderedCollection" test-Identifier ] unit-test
  28
  29 EBNF: test-Literal
  30 test         = <foreign parse-smalltalk Literal>
  31 ;EBNF
  32
  33 [ nil ] [ "nil" test-Literal ] unit-test
  34 [ 123 ] [ "123" test-Literal ] unit-test
  35 [ HEX: deadbeef ] [ "16rdeadbeef" test-Literal ] unit-test
  36 [ -123 ] [ "-123" test-Literal ] unit-test
  37 [ 1.2 ] [ "1.2" test-Literal ] unit-test
  38 [ -1.24 ] [ "-1.24" test-Literal ] unit-test
  39 [ 12.4e7 ] [ "12.4e7" test-Literal ] unit-test
  40 [ 12.4e-7 ] [ "12.4e-7" test-Literal ] unit-test
  41 [ -12.4e7 ] [ "-12.4e7" test-Literal ] unit-test
  42 [ CHAR: x ] [ "$x" test-Literal ] unit-test
  43 [ "Hello, world" ] [ "'Hello, world'" test-Literal ] unit-test
  44 [ "Hello, 'funny' world" ] [ "'Hello, ''funny'' world'" test-Literal ] unit-test
  45 [ T{ symbol f "foo" } ] [ "#foo" test-Literal ] unit-test
  46 [ T{ symbol f "+" } ] [ "#+" test-Literal ] unit-test
  47 [ T{ symbol f "at:put:" } ] [ "#at:put:" test-Literal ] unit-test
  48 [ T{ symbol f "Hello world" } ] [ "#'Hello world'" test-Literal ] unit-test
  49 [ B{ 1 2 3 4 } ] [ "#[1 2 3 4]" test-Literal ] unit-test
  50 [ { nil t f } ] [ "#(nil true false)" test-Literal ] unit-test
  51 [ { nil { t f } } ] [ "#(nil (true false))" test-Literal ] unit-test
  52 [ T{ ast-block f { } { } } ] [ "[]" test-Literal ] unit-test
  53 [ T{ ast-block f { "x" } { T{ ast-return f T{ ast-name f "x" } } } } ] [ "[ :x|^x]" test-Literal ] unit-test
  54 [ T{ ast-block f { } { T{ ast-return f self } } } ] [ "[^self]" test-Literal ] unit-test
  55
  56 [
  57     T{ ast-block
  58        { arguments { "i" } }
  59        { body
  60          {
  61              T{ ast-message-send
  62                 { receiver T{ ast-name { name "i" } } }
  63                 { selector "print" }
  64              }
  65          }
  66        }
  67     }
  68 ]
  69 [ "[ :i | i print ]" test-Literal ] unit-test
  70
  71 [
  72     T{ ast-block
  73        { body { 5 self } }
  74     }
  75 ]
  76 [ "[5. self]" test-Literal ] unit-test
  77
  78 EBNF: test-FormalBlockArgumentDeclarationList
  79 test         = <foreign parse-smalltalk FormalBlockArgumentDeclarationList>
  80 ;EBNF
  81
  82 [ V{ "x" "y" "elt" } ] [ ":x :y :elt" test-FormalBlockArgumentDeclarationList ] unit-test
  83
  84 EBNF: test-Operand
  85 test         = <foreign parse-smalltalk Operand>
  86 ;EBNF
  87
  88 [ { 123 15.6 { t f } } ] [ "#(123 15.6 (true false))" test-Operand ] unit-test
  89 [ T{ ast-name f "x" } ] [ "x" test-Operand ] unit-test
  90
  91 EBNF: test-Expression
  92 test         = <foreign parse-smalltalk Expression>
  93 ;EBNF
  94
  95 [ self ] [ "self" test-Expression ] unit-test
  96 [ { 123 15.6 { t f } } ] [ "#(123 15.6 (true false))" test-Expression ] unit-test
  97 [ T{ ast-name f "x" } ] [ "x" test-Expression ] unit-test
  98 [ T{ ast-message-send f 5 "print" { } } ] [ "5 print" test-Expression ] unit-test
  99 [ T{ ast-message-send f T{ ast-message-send f 5 "squared" { } } "print" { } } ] [ "5 squared print" test-Expression ] unit-test
 100 [ T{ ast-message-send f 2 "+" { 2 } } ] [ "2+2" test-Expression ] unit-test
 101
 102 [
 103     T{ ast-message-send f
 104         T{ ast-message-send f 3 "factorial" { } }
 105         "+"
 106         { T{ ast-message-send f 4 "factorial" { } } }
 107     }
 108 ]
 109 [ "3 factorial + 4 factorial" test-Expression ] unit-test
 110
 111 [
 112     T{ ast-message-send f
 113         T{ ast-message-send f 3 "factorial" { } }
 114         "+"
 115         { T{ ast-message-send f 4 "factorial" { } } }
 116     }
 117 ]
 118 [ "   3 factorial + 4 factorial" test-Expression ] unit-test
 119
 120 [
 121     T{ ast-message-send f
 122         T{ ast-message-send f 3 "factorial" { } }
 123         "+"
 124         { T{ ast-message-send f 4 "factorial" { } } }
 125     }
 126 ]
 127 [ "   3 factorial + 4 factorial     " test-Expression ] unit-test
 128
 129 [
 130     T{ ast-message-send f
 131         T{ ast-message-send f
 132             T{ ast-message-send f 3 "factorial" { } }
 133             "+"
 134             { 4 }
 135         }
 136         "factorial"
 137         { }
 138     }
 139 ]
 140 [ "(3 factorial + 4) factorial" test-Expression ] unit-test
 141
 142 [
 143     T{ ast-message-send
 144        { receiver
 145          T{ ast-message-send
 146             { receiver
 147               T{ ast-message-send
 148                  { receiver 1 }
 149                  { selector "<" }
 150                  { arguments { 10 } }
 151               }
 152             }
 153             { selector "ifTrue:ifFalse:" }
 154             { arguments
 155               {
 156                   T{ ast-block { body { "HI" } } }
 157                   T{ ast-block { body { "BYE" } } }
 158               }
 159             }
 160          }
 161        }
 162        { selector "print" }
 163     }
 164 ]
 165 [ "((1 < 10) ifTrue: [ 'HI' ] ifFalse: [ 'BYE' ]) print" test-Expression ] unit-test
 166
 167 [
 168     T{ ast-cascade
 169        { receiver 12 }
 170        { messages
 171          {
 172            T{ ast-message f "sqrt" }
 173            T{ ast-message f "+" { 2 } }
 174          }
 175        }
 176     }
 177 ]
 178 [ "12 sqrt; + 2" test-Expression ] unit-test
 179
 180 [
 181     T{ ast-cascade
 182        { receiver T{ ast-message-send f 12 "sqrt" } }
 183        { messages
 184          {
 185            T{ ast-message f "+" { 1 } }
 186            T{ ast-message f "+" { 2 } }
 187          }
 188        }
 189     }
 190 ]
 191 [ "12 sqrt + 1; + 2" test-Expression ] unit-test
 192
 193 [
 194     T{ ast-message-send f
 195         T{ ast-message-send f 1 "+" { 2 } }
 196         "*"
 197         { 3 }
 198     }
 199 ]
 200 [ "1+2*3" test-Expression ] unit-test
 201
 202 [
 203     T{ ast-message-send
 204        { receiver
 205          T{ ast-message-send
 206             { receiver { T{ ast-block { body { "a" } } } } }
 207             { selector "at:" }
 208             { arguments { 0 } }
 209          }
 210        }
 211        { selector "value" }
 212     }
 213 ]
 214 [ "(#(['a']) at: 0) value" test-Expression ] unit-test
 215
 216 EBNF: test-FinalStatement
 217 test         = <foreign parse-smalltalk FinalStatement>
 218 ;EBNF
 219
 220 [ T{ ast-name f "value" } ] [ "value" test-FinalStatement ] unit-test
 221 [ T{ ast-return f T{ ast-name f "value" } } ] [ "^value" test-FinalStatement ] unit-test
 222 [ T{ ast-assignment f T{ ast-name f "value" } 5 } ] [ "value:=5" test-FinalStatement ] unit-test
 223
 224 EBNF: test-LocalVariableDeclarationList
 225 test         = <foreign parse-smalltalk LocalVariableDeclarationList>
 226 ;EBNF
 227
 228 [ T{ ast-local-variables f { "i" "j" } } ] [ " |  i j   |" test-LocalVariableDeclarationList ] unit-test
 229
 230
 231 EBNF: test-MessageSend
 232 test         = <foreign parse-smalltalk MessageSend>
 233 ;EBNF
 234
 235 [ T{ ast-message-send f T{ ast-name f "x" } "foo:bar:" { 1 2 } } ]
 236 [ "x foo:1 bar:2" test-MessageSend ] unit-test
 237
 238 [
 239     T{ ast-message-send
 240         f
 241         T{ ast-message-send f
 242             T{ ast-message-send f 3 "factorial" { } }
 243             "+"
 244             { T{ ast-message-send f 4 "factorial" { } } }
 245         }
 246         "between:and:"
 247         { 10 100 }
 248     }
 249 ]
 250 [ "3 factorial + 4 factorial between: 10 and: 100" test-MessageSend ] unit-test
 251
 252 [ T{ ast-sequence f { 1 2 } } ] [ "1. 2" parse-smalltalk ] unit-test
 253
 254 [
 255     T{ ast-sequence f
 256         {
 257             T{ ast-class
 258                { name "Test" }
 259                { superclass "Object" }
 260                { ivars { "a" } }
 261             }
 262         }
 263     }
 264 ]
 265 [ "class Test [|a|]" parse-smalltalk ] unit-test
 266
 267 [
 268     T{ ast-sequence f
 269         {
 270             T{ ast-class
 271                { name "Test1" }
 272                { superclass "Object" }
 273                { ivars { "a" } }
 274             }
 275
 276             T{ ast-class
 277                { name "Test2" }
 278                { superclass "Test1" }
 279                { ivars { "b" } }
 280             }
 281         }
 282     }
 283 ]
 284 [ "class Test1 [|a|]. class Test2 extends Test1 [|b|]" parse-smalltalk ] unit-test
 285
 286 [ ] [ "class Foo []. Tests blah " parse-smalltalk drop ] unit-test
 287
 288 [ ] [ "vocab:smalltalk/parser/test.st" ascii file-contents parse-smalltalk drop ] unit-test