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test-parser.cc
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test-parser.cc
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#include "test.h"
#include <parser.h>
#include <ast.h>
TEST_START("parser test")
// Basic
PARSER_TEST("'a'", "[kString a]")
PARSER_TEST("1", "[1]")
PARSER_TEST("1.23", "[1.23]")
PARSER_TEST("-1.23", "[kMinus [1.23]]")
PARSER_TEST("1 -1.23", "[kSub [1] [1.23]]")
PARSER_TEST("continue", "[continue]")
// Comments
PARSER_TEST("1// comment", "[1]")
PARSER_TEST("1 // comment", "[1]")
PARSER_TEST("1// comment\nreturn 1", "[1] [return [1]]")
PARSER_TEST("return\n// comment", "[return [nil]]")
PARSER_TEST("return nil\n// nill is default\n", "[return [nil]]")
PARSER_TEST("1/* comment */ + 1", "[kAdd [1] [1]]")
// Eq
PARSER_TEST("a = 1", "[kAssign [a] [1]]")
PARSER_TEST("a = 1\r\nb=1", "[kAssign [a] [1]] [kAssign [b] [1]]")
// Binop
PARSER_TEST("a + b", "[kAdd [a] [b]]")
PARSER_TEST("a - b - c", "[kSub [a] [kAdd [b] [c]]]")
PARSER_TEST("a - b - c - d", "[kSub [a] [kAdd [b] [kAdd [c] [d]]]]")
PARSER_TEST("a + b + c", "[kAdd [a] [kAdd [b] [c]]]")
PARSER_TEST("a + b * c", "[kAdd [a] [kMul [b] [c]]]")
PARSER_TEST("a + b * c + d", "[kAdd [a] [kAdd [kMul [b] [c]] [d]]]")
PARSER_TEST("a * b + c", "[kAdd [kMul [a] [b]] [c]]")
PARSER_TEST("a * b + c - d * e",
"[kAdd [kMul [a] [b]] [kSub [c] [kMul [d] [e]]]]")
PARSER_TEST("(a + b) * c", "[kMul [kAdd [a] [b]] [c]]")
PARSER_TEST("return 4611686018427387904 + 4611686018427387904 + "
"4611686018427387904",
"[return [kAdd [4611686018427387904] "
"[kAdd [4611686018427387904] [4611686018427387904]]]]")
PARSER_TEST("a == 1 || b == 2", "[kLOr [kEq [a] [1]] [kEq [b] [2]]]")
// Prefix & Postfix
PARSER_TEST("++a", "[kPreInc [a]]")
PARSER_TEST("++a + 1", "[kAdd [kPreInc [a]] [1]]")
PARSER_TEST("+a", "[kPlus [a]]")
PARSER_TEST("!a", "[kNot [a]]")
PARSER_TEST("a++", "[kPostInc [a]]")
PARSER_TEST("typeof a", "[kTypeof [a]]")
PARSER_TEST("sizeof a", "[kSizeof [a]]")
PARSER_TEST("keysof a", "[kKeysof [a]]")
// Mixed binop + prefix
PARSER_TEST("++a === b++", "[kStrictEq [kPreInc [a]] [kPostInc [b]]]")
// Function delcaration and call
PARSER_TEST("a()", "[kCall [a] @[] ]")
PARSER_TEST("a().x", "[kMember [kCall [a] @[] ] [kProperty x]]")
PARSER_TEST("a()()()", "[kCall [kCall [kCall [a] @[] ] @[] ] @[] ]")
PARSER_TEST("a(b,c,d)", "[kCall [a] @[[b] [c] [d]] ]")
PARSER_TEST("a() {}", "[kFunction [a] @[] [kNop ]]")
PARSER_TEST("a(b, c, d) { return b }",
"[kFunction [a] @[[b] [c] [d]] [return [b]]]")
PARSER_TEST("(b, c, d) { return b }",
"[kFunction (anonymous) @[[b] [c] [d]] [return [b]]]")
PARSER_TEST("return (a) {\nreturn a + 2\n}",
"[return [kFunction (anonymous) @[[a]] "
"[return [kAdd [a] [2]]]]]")
PARSER_TEST("return",
"[return [nil]]")
PARSER_TEST("return nil",
"[return [nil]]")
// Member
PARSER_TEST("a.b.c.d.e",
"[kMember [kMember [kMember [kMember [a] [kProperty b]] "
"[kProperty c]] [kProperty d]] [kProperty e]]")
PARSER_TEST("a[b][c][d][e()]",
"[kMember [kMember [kMember [kMember [a] [b]] [c]] [d]] "
"[kCall [e] @[] ]]")
// While
PARSER_TEST("while(true) {}", "[kWhile [true] [kBlock [kNop ]]]")
PARSER_TEST("while(true) { x = x + 1 }",
"[kWhile [true] [kBlock [kAssign [x] [kAdd [x] [1]]]]]")
PARSER_TEST("while(y * y & z) { x = x + 1 }",
"[kWhile [kBAnd [kMul [y] [y]] [z]] "
"[kBlock [kAssign [x] [kAdd [x] [1]]]]]")
PARSER_TEST("while (i >= 0) { x++ }",
"[kWhile [kGe [i] [0]] [kBlock [kPostInc [x]]]]")
// If
PARSER_TEST("if(true) {}", "[if [true] [kBlock [kNop ]]]")
PARSER_TEST("if(true) {} else {}",
"[if [true] [kBlock [kNop ]] [kBlock [kNop ]]]")
PARSER_TEST("if (true) { x }", "[if [true] [kBlock [x]]]")
PARSER_TEST("if (true) { x } else { y }",
"[if [true] [kBlock [x]] [kBlock [y]]]")
// Complex
PARSER_TEST("p = 0\r\nwhile (true) {\r\nif (p++ > 10) break\ncontinue\n}",
"[kAssign [p] [0]] [kWhile [true] "
"[kBlock [if [kGt [kPostInc [p]] [10]] [break]] [continue]]]")
// Object literal
PARSER_TEST("a({})", "[kCall [a] @[[kObjectLiteral ]] ]")
PARSER_TEST("a = { x : 1 }",
"[kAssign [a] [kObjectLiteral [kProperty x]:[1]]]")
PARSER_TEST("a = { x : { y: 1 } }",
"[kAssign [a] [kObjectLiteral [kProperty x]:"
"[kObjectLiteral [kProperty y]:[1]]]]")
PARSER_TEST("a = { x : 1, y : 2 }",
"[kAssign [a] [kObjectLiteral "
"[kProperty x]:[1] [kProperty y]:[2]]]")
PARSER_TEST("a = { 1 : 1, 2 : 2 }",
"[kAssign [a] [kObjectLiteral "
"[1]:[1] [2]:[2]]]")
PARSER_TEST("key() {\nreturn 'key'\n}\na = { key: 2 }\nreturn a.key",
"[kFunction [key] @[] [return [kString key]]] "
"[kAssign [a] [kObjectLiteral [kProperty key]:[2]]] "
"[return [kMember [a] [kProperty key]]]")
// Array literal
PARSER_TEST("a = [ 1, 2, 3, 4]",
"[kAssign [a] [kArrayLiteral [1] [2] [3] [4]]]")
// Nested scopes
PARSER_TEST("{{{{}}}}", "[kBlock [kBlock [kBlock [kBlock [kNop ]]]]]")
// Complex names
PARSER_TEST("__$gc()", "[kCall [__$gc] @[] ]")
TEST_END("parser test")