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-rw-r--r--js/src/jsapi-tests/testMutedErrors.cpp96
1 files changed, 96 insertions, 0 deletions
diff --git a/js/src/jsapi-tests/testMutedErrors.cpp b/js/src/jsapi-tests/testMutedErrors.cpp
new file mode 100644
index 000000000..da91afb2a
--- /dev/null
+++ b/js/src/jsapi-tests/testMutedErrors.cpp
@@ -0,0 +1,96 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#include "jsfriendapi.h"
+#include "jsapi-tests/tests.h"
+
+BEGIN_TEST(testMutedErrors)
+{
+ CHECK(testOuter("function f() {return 1}; f;"));
+ CHECK(testOuter("function outer() { return (function () {return 2}); }; outer();"));
+ CHECK(testOuter("eval('(function() {return 3})');"));
+ CHECK(testOuter("(function (){ return eval('(function() {return 4})'); })()"));
+ CHECK(testOuter("(function (){ return eval('(function() { return eval(\"(function(){return 5})\") })()'); })()"));
+ CHECK(testOuter("new Function('return 6')"));
+ CHECK(testOuter("function f() { return new Function('return 7') }; f();"));
+ CHECK(testOuter("eval('new Function(\"return 8\")')"));
+ CHECK(testOuter("(new Function('return eval(\"(function(){return 9})\")'))()"));
+ CHECK(testOuter("(function(){return function(){return 10}}).bind()()"));
+ CHECK(testOuter("var e = eval; (function() { return e('(function(){return 11})') })()"));
+
+ CHECK(testError("eval(-)"));
+ CHECK(testError("-"));
+ CHECK(testError("new Function('x', '-')"));
+ CHECK(testError("eval('new Function(\"x\", \"-\")')"));
+
+ /*
+ * NB: uncaught exceptions, when reported, have nothing on the stack so
+ * both the filename and mutedErrors are empty. E.g., this would fail:
+ *
+ * CHECK(testError("throw 3"));
+ */
+ return true;
+}
+
+bool
+eval(const char* asciiChars, bool mutedErrors, JS::MutableHandleValue rval)
+{
+ size_t len = strlen(asciiChars);
+ mozilla::UniquePtr<char16_t[]> chars(new char16_t[len+1]);
+ for (size_t i = 0; i < len; ++i)
+ chars[i] = asciiChars[i];
+ chars[len] = 0;
+
+ JS::CompartmentOptions globalOptions;
+ JS::RootedObject global(cx, JS_NewGlobalObject(cx, getGlobalClass(), nullptr,
+ JS::FireOnNewGlobalHook, globalOptions));
+ CHECK(global);
+ JSAutoCompartment ac(cx, global);
+ CHECK(JS_InitStandardClasses(cx, global));
+
+
+ JS::CompileOptions options(cx);
+ options.setMutedErrors(mutedErrors)
+ .setFileAndLine("", 0);
+
+ return JS::Evaluate(cx, options, chars.get(), len, rval);
+}
+
+bool
+testOuter(const char* asciiChars)
+{
+ CHECK(testInner(asciiChars, false));
+ CHECK(testInner(asciiChars, true));
+ return true;
+}
+
+bool
+testInner(const char* asciiChars, bool mutedErrors)
+{
+ JS::RootedValue rval(cx);
+ CHECK(eval(asciiChars, mutedErrors, &rval));
+
+ JS::RootedFunction fun(cx, &rval.toObject().as<JSFunction>());
+ JSScript* script = JS_GetFunctionScript(cx, fun);
+ CHECK(JS_ScriptHasMutedErrors(script) == mutedErrors);
+
+ return true;
+}
+
+bool
+testError(const char* asciiChars)
+{
+ JS::RootedValue rval(cx);
+ CHECK(!eval(asciiChars, true, &rval));
+
+ JS::RootedValue exn(cx);
+ CHECK(JS_GetPendingException(cx, &exn));
+ JS_ClearPendingException(cx);
+
+ js::ErrorReport report(cx);
+ CHECK(report.init(cx, exn, js::ErrorReport::WithSideEffects));
+ CHECK(report.report()->isMuted == true);
+ return true;
+}
+END_TEST(testMutedErrors)