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/* 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
#include "mozilla/Utf8.h" // mozilla::Utf8Unit
#include <string_view>
#include "js/CompilationAndEvaluation.h" // JS_Utf8BufferIsCompilableUnit
#include "js/ErrorReport.h" // JSErrorReport
#include "js/GlobalObject.h" // JS::CurrentGlobalOrNull
#include "js/RootingAPI.h" // JS::Rooted
#include "js/SourceText.h" // JS::SourceText, JS::SourceOwnership
#include "js/Warnings.h" // JS::SetWarningReporter
#include "jsapi-tests/tests.h"
static bool gIsCompilableUnitWarned = false;
BEGIN_TEST(testIsCompilableUnit) {
JS::SetWarningReporter(cx, WarningReporter);
// Compilable case.
{
static constexpr std::string_view src = "1";
CHECK(JS_Utf8BufferIsCompilableUnit(cx, global, src.data(), src.length()));
CHECK(!JS_IsExceptionPending(cx));
CHECK(!gIsCompilableUnitWarned);
}
// Not compilable cases.
{
static constexpr std::string_view src = "1 + ";
CHECK(!JS_Utf8BufferIsCompilableUnit(cx, global, src.data(), src.length()));
CHECK(!JS_IsExceptionPending(cx));
CHECK(!gIsCompilableUnitWarned);
}
{
static constexpr std::string_view src = "() =>";
CHECK(!JS_Utf8BufferIsCompilableUnit(cx, global, src.data(), src.length()));
CHECK(!JS_IsExceptionPending(cx));
CHECK(!gIsCompilableUnitWarned);
}
// Compilable but warned case.
{
static constexpr std::string_view src = "() => { return; unreachable(); }";
CHECK(JS_Utf8BufferIsCompilableUnit(cx, global, src.data(), src.length()));
CHECK(!JS_IsExceptionPending(cx));
CHECK(!gIsCompilableUnitWarned);
}
// Invalid UTF-8 case.
// This should report error with returning *true*.
{
static constexpr std::string_view src = "\x80";
CHECK(JS_Utf8BufferIsCompilableUnit(cx, global, src.data(), src.length()));
CHECK(JS_IsExceptionPending(cx));
CHECK(!gIsCompilableUnitWarned);
JS_ClearPendingException(cx);
}
return true;
}
static void WarningReporter(JSContext* cx, JSErrorReport* report) {
gIsCompilableUnitWarned = true;
}
END_TEST(testIsCompilableUnit);