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-rw-r--r--test/ufuzz.js55
-rw-r--r--test/ufuzz.json5
2 files changed, 34 insertions, 26 deletions
diff --git a/test/ufuzz.js b/test/ufuzz.js
index 578103e8..14b8f114 100644
--- a/test/ufuzz.js
+++ b/test/ufuzz.js
@@ -263,10 +263,8 @@ var CAN_CONTINUE = true;
var CANNOT_CONTINUE = false;
var CAN_RETURN = false;
var CANNOT_RETURN = true;
-var NOT_GLOBAL = true;
-var IN_GLOBAL = true;
-var ANY_TYPE = false;
-var NO_DECL = true;
+var NO_DEFUN = false;
+var DEFUN_OK = true;
var DONT_STORE = true;
var VAR_NAMES = [
@@ -307,6 +305,7 @@ var TYPEOF_OUTCOMES = [
var unique_vars = [];
var loops = 0;
var funcs = 0;
+var called = Object.create(null);
var labels = 10000;
function rng(max) {
@@ -323,21 +322,22 @@ function createTopLevelCode() {
unique_vars.length = 0;
loops = 0;
funcs = 0;
+ called = Object.create(null);
return [
strictMode(),
- 'var a = 100, b = 10, c = 0;',
+ 'var _calls_ = 10, a = 100, b = 10, c = 0;',
rng(2) == 0
? createStatements(3, MAX_GENERATION_RECURSION_DEPTH, CANNOT_THROW, CANNOT_BREAK, CANNOT_CONTINUE, CANNOT_RETURN, 0)
- : createFunctions(rng(MAX_GENERATED_TOPLEVELS_PER_RUN) + 1, MAX_GENERATION_RECURSION_DEPTH, IN_GLOBAL, ANY_TYPE, CANNOT_THROW, 0),
+ : createFunctions(rng(MAX_GENERATED_TOPLEVELS_PER_RUN) + 1, MAX_GENERATION_RECURSION_DEPTH, DEFUN_OK, CANNOT_THROW, 0),
'console.log(null, a, b, c);' // preceding `null` makes for a cleaner output (empty string still shows up etc)
].join('\n');
}
-function createFunctions(n, recurmax, inGlobal, noDecl, canThrow, stmtDepth) {
+function createFunctions(n, recurmax, allowDefun, canThrow, stmtDepth) {
if (--recurmax < 0) { return ';'; }
var s = '';
while (n-- > 0) {
- s += createFunction(recurmax, inGlobal, noDecl, canThrow, stmtDepth) + '\n';
+ s += createFunction(recurmax, allowDefun, canThrow, stmtDepth) + '\n';
}
return s;
}
@@ -363,16 +363,16 @@ function filterDirective(s) {
return s;
}
-function createFunction(recurmax, inGlobal, noDecl, canThrow, stmtDepth) {
+function createFunction(recurmax, allowDefun, canThrow, stmtDepth) {
if (--recurmax < 0) { return ';'; }
if (!STMT_COUNT_FROM_GLOBAL) stmtDepth = 0;
- var func = funcs++;
var namesLenBefore = VAR_NAMES.length;
var name;
- if (inGlobal || rng(5) > 0) name = 'f' + func;
- else {
+ if (allowDefun || rng(5) > 0) {
+ name = 'f' + funcs++;
+ } else {
unique_vars.push('a', 'b', 'c');
- name = createVarName(MANDATORY, noDecl);
+ name = createVarName(MANDATORY, !allowDefun);
unique_vars.length -= 3;
}
var s = [
@@ -381,7 +381,7 @@ function createFunction(recurmax, inGlobal, noDecl, canThrow, stmtDepth) {
];
if (rng(5) === 0) {
// functions with functions. lower the recursion to prevent a mess.
- s.push(createFunctions(rng(5) + 1, Math.ceil(recurmax * 0.7), NOT_GLOBAL, ANY_TYPE, canThrow, stmtDepth));
+ s.push(createFunctions(rng(5) + 1, Math.ceil(recurmax * 0.7), DEFUN_OK, canThrow, stmtDepth));
} else {
// functions with statements
s.push(createStatements(3, recurmax, canThrow, CANNOT_BREAK, CANNOT_CONTINUE, CAN_RETURN, stmtDepth));
@@ -391,12 +391,16 @@ function createFunction(recurmax, inGlobal, noDecl, canThrow, stmtDepth) {
VAR_NAMES.length = namesLenBefore;
- if (noDecl) s = 'var ' + createVarName(MANDATORY) + ' = ' + s;
- // avoid "function statements" (decl inside statements)
- else if (inGlobal || rng(10) > 0) s += 'var ' + createVarName(MANDATORY) + ' = ' + name;
- s += '(' + createArgs(recurmax, stmtDepth, canThrow) + ');';
+ if (!allowDefun) {
+ // avoid "function statements" (decl inside statements)
+ s = 'var ' + createVarName(MANDATORY) + ' = ' + s;
+ s += '(' + createArgs(recurmax, stmtDepth, canThrow) + ')';
+ } else if (!(name in called) || rng(3) > 0) {
+ s += 'var ' + createVarName(MANDATORY) + ' = ' + name;
+ s += '(' + createArgs(recurmax, stmtDepth, canThrow) + ')';
+ }
- return s;
+ return s + ';';
}
function createStatements(n, recurmax, canThrow, canBreak, canContinue, cannotReturn, stmtDepth) {
@@ -541,7 +545,7 @@ function createStatement(recurmax, canThrow, canBreak, canContinue, cannotReturn
case STMT_FUNC_EXPR:
// "In non-strict mode code, functions can only be declared at top level, inside a block, or ..."
// (dont both with func decls in `if`; it's only a parser thing because you cant call them without a block)
- return '{' + createFunction(recurmax, NOT_GLOBAL, NO_DECL, canThrow, stmtDepth) + '}';
+ return '{' + createFunction(recurmax, NO_DEFUN, canThrow, stmtDepth) + '}';
case STMT_TRY:
// catch var could cause some problems
// note: the "blocks" are syntactically mandatory for try/catch/finally
@@ -648,7 +652,7 @@ function _createExpression(recurmax, noComma, stmtDepth, canThrow) {
'(function ' + name + '(){',
strictMode(),
createStatements(rng(5) + 1, recurmax, canThrow, CANNOT_BREAK, CANNOT_CONTINUE, CAN_RETURN, stmtDepth),
- '})()'
+ rng(2) == 0 ? '})' : '})()'
);
break;
case 1:
@@ -687,7 +691,7 @@ function _createExpression(recurmax, noComma, stmtDepth, canThrow) {
}
s.push(
createStatements(rng(5) + 1, recurmax, canThrow, CANNOT_BREAK, CANNOT_CONTINUE, CAN_RETURN, stmtDepth),
- '}'
+ rng(2) == 0 ? '}' : '}()'
);
break;
}
@@ -754,6 +758,13 @@ function _createExpression(recurmax, noComma, stmtDepth, canThrow) {
case p++:
var name = getVarName();
return name + ' && ' + name + '.' + getDotKey();
+ case p++:
+ case p++:
+ case p++:
+ case p++:
+ var name = rng(3) == 0 ? getVarName() : 'f' + rng(funcs + 2);
+ called[name] = true;
+ return 'typeof ' + name + ' == "function" && --_calls_ >= 0 && ' + name + '(' + createArgs(recurmax, stmtDepth, canThrow) + ')';
}
_createExpression.N = p;
return _createExpression(recurmax, noComma, stmtDepth, canThrow);
diff --git a/test/ufuzz.json b/test/ufuzz.json
index 0d737d31..4057a351 100644
--- a/test/ufuzz.json
+++ b/test/ufuzz.json
@@ -15,15 +15,12 @@
},
{},
{
- "compress": {
- "hoist_props": true
- },
"toplevel": true
},
{
"compress": {
"keep_fargs": false,
- "passes": 3
+ "passes": 100
}
}
]
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