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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 00:47:55 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 00:47:55 +0000
commit26a029d407be480d791972afb5975cf62c9360a6 (patch)
treef435a8308119effd964b339f76abb83a57c29483 /js/src/jsapi-tests/testFunctionNonSyntactic.cpp
parentInitial commit. (diff)
downloadfirefox-26a029d407be480d791972afb5975cf62c9360a6.tar.xz
firefox-26a029d407be480d791972afb5975cf62c9360a6.zip
Adding upstream version 124.0.1.upstream/124.0.1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'js/src/jsapi-tests/testFunctionNonSyntactic.cpp')
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1 files changed, 95 insertions, 0 deletions
diff --git a/js/src/jsapi-tests/testFunctionNonSyntactic.cpp b/js/src/jsapi-tests/testFunctionNonSyntactic.cpp
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+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*-
+ * vim: set ts=8 sts=2 et sw=2 tw=80:
+ *
+ * Test function with enclosing non-syntactic scope.
+ */
+/* 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 "mozilla/Utf8.h" // mozilla::Utf8Unit
+
+#include "js/CallAndConstruct.h"
+#include "js/CompilationAndEvaluation.h" // JS::CompileFunction
+#include "js/PropertyAndElement.h" // JS_DefineProperty
+#include "js/SourceText.h" // JS::Source{Ownership,Text}
+#include "jsapi-tests/tests.h"
+#include "util/Text.h"
+#include "vm/JSFunction.h" // JSFunction
+#include "vm/Scope.h" // Scope
+#include "vm/ScopeKind.h" // ScopeKind
+
+using namespace js;
+
+BEGIN_TEST(testFunctionNonSyntactic) {
+ JS::RootedObjectVector scopeChain(cx);
+
+ {
+ JS::RootedObject scopeObj(cx, JS_NewPlainObject(cx));
+ CHECK(scopeObj);
+ JS::RootedValue val(cx);
+ val.setNumber(1);
+ CHECK(JS_DefineProperty(cx, scopeObj, "foo", val, JSPROP_ENUMERATE));
+ CHECK(scopeChain.append(scopeObj));
+ }
+
+ {
+ JS::RootedObject scopeObj(cx, JS_NewPlainObject(cx));
+ CHECK(scopeObj);
+ JS::RootedValue val(cx);
+ val.setNumber(20);
+ CHECK(JS_DefineProperty(cx, scopeObj, "bar", val, JSPROP_ENUMERATE));
+ CHECK(scopeChain.append(scopeObj));
+ }
+
+ {
+ static const char src[] = "return foo + bar;";
+
+ JS::SourceText<mozilla::Utf8Unit> srcBuf;
+ CHECK(srcBuf.init(cx, src, js_strlen(src), JS::SourceOwnership::Borrowed));
+
+ JS::CompileOptions options(cx);
+ options.setFileAndLine(__FILE__, __LINE__);
+ RootedFunction fun(cx, JS::CompileFunction(cx, scopeChain, options, "test",
+ 0, nullptr, srcBuf));
+ CHECK(fun);
+
+ CHECK(fun->enclosingScope()->kind() == ScopeKind::NonSyntactic);
+
+ JS::RootedValue funVal(cx, JS::ObjectValue(*fun));
+ JS::RootedValue rval(cx);
+ CHECK(JS::Call(cx, JS::UndefinedHandleValue, funVal,
+ JS::HandleValueArray::empty(), &rval));
+ CHECK(rval.isNumber());
+ CHECK(rval.toNumber() == 21);
+ }
+
+ // With extra body bar.
+ {
+ const char* args[] = {
+ "a = 300",
+ };
+ static const char src[] = "var x = 4000; return a + x + foo + bar;";
+
+ JS::SourceText<mozilla::Utf8Unit> srcBuf;
+ CHECK(srcBuf.init(cx, src, js_strlen(src), JS::SourceOwnership::Borrowed));
+
+ JS::CompileOptions options(cx);
+ options.setFileAndLine(__FILE__, __LINE__);
+ RootedFunction fun(cx, JS::CompileFunction(cx, scopeChain, options, "test",
+ 1, args, srcBuf));
+ CHECK(fun);
+
+ CHECK(fun->enclosingScope()->kind() == ScopeKind::NonSyntactic);
+
+ JS::RootedValue funVal(cx, JS::ObjectValue(*fun));
+ JS::RootedValue rval(cx);
+ CHECK(JS::Call(cx, JS::UndefinedHandleValue, funVal,
+ JS::HandleValueArray::empty(), &rval));
+ CHECK(rval.isNumber());
+ CHECK(rval.toNumber() == 4321);
+ }
+
+ return true;
+}
+END_TEST(testFunctionNonSyntactic)