[wasm] asm.js - Check stdlib functions are valid.

test/mjsunit/wasm/asm-wasm-stdlib.js

Index: test/mjsunit/wasm/asm-wasm-stdlib.js
diff --git a/test/mjsunit/wasm/asm-wasm-stdlib.js b/test/mjsunit/wasm/asm-wasm-stdlib.js
index 55a244b58d7f999751b02b2fa9ccd48540be8521..82c27d4da99253b70330fa41688768d2326c52a4 100644
--- a/test/mjsunit/wasm/asm-wasm-stdlib.js
+++ b/test/mjsunit/wasm/asm-wasm-stdlib.js
@@ -47,29 +47,91 @@ var stdlib = this;
 })();
 
 
-(function TestBadNaNStdlib() {
+var stdlib = this;
+var stdlib_root_members = [
+  'Infinity',
+  'NaN',
+];
+var stdlib_math_members = [
+  'E',
+  'LN10',
+  'LN2',
+  'LOG2E',
+  'LOG10E',
+  'PI',
+  'SQRT1_2',
+  'SQRT2',
+  'ceil',
+  'clz32',
+  'floor',
+  'sqrt',
+  'abs',
+  'min',
+  'max',
+  'acos',
+  'asin',
+  'atan',
+  'cos',
+  'sin',
+  'tan',
+  'exp',
+  'log',
+  'atan2',
+  'pow',
+  'imul',
+  'fround',
+];
+
+
+(function TestBadStdlib() {
   function Module(stdlib) {
     "use asm";
-    var StdlibNaN = stdlib.NaN;
-    function foo() { return +StdlibNaN; }
+    var foo = stdlib.NaN;
     return {};
   }
-  assertThrows(function() {
-    Wasm.instantiateModuleFromAsm(Module.toString(), { NaN: 0 });
-  });
+  for (var i = 0; i < stdlib_root_members.length; ++i) {
+    var member = stdlib_root_members[i];
+    var stdlib = {};
+    stdlib[member] = 0;
+    print(member);
+    var code = Module.toString().replace('NaN', member);
+    assertThrows(function() {
+      Wasm.instantiateModuleFromAsm(code, stdlib);
+    });
+  }
+  for (var i = 0; i < stdlib_math_members.length; ++i) {
+    var member = stdlib_math_members[i];
+    var stdlib = {Math:{}};
+    stdlib['Math'][member] = 0;
+    print(member);
+    var code = Module.toString().replace('NaN', 'Math.' + member);
+    assertThrows(function() {
+      Wasm.instantiateModuleFromAsm(code, stdlib);
+    });
+  }
 })();
 
 
 (function TestMissingNaNStdlib() {
   function Module(stdlib) {
     "use asm";
-    var StdlibNaN = stdlib.NaN;
-    function foo() { return +StdlibNaN; }
+    var foo = stdlib.NaN;
     return {};
   }
-  assertThrows(function() {
-    Wasm.instantiateModuleFromAsm(Module.toString(), {});
-  });
+  for (var i = 0; i < stdlib_root_members.length; ++i) {
+    var member = stdlib_root_members[i];
+    var code = Module.toString().replace('NaN', member);
+    assertThrows(function() {
+      Wasm.instantiateModuleFromAsm(code, {});
+    });
+  }
+  for (var i = 0; i < stdlib_math_members.length; ++i) {
+    var member = stdlib_math_members[i];
+    var code = Module.toString().replace('NaN', 'Math.' + member);
+    assertThrows(function() {
+      Wasm.instantiateModuleFromAsm(code, {});
+    });
+  }
 })();