1/*
2 * Copyright (c) 2022 Huawei Device Co., Ltd.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at
6 *
7 *     http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15
16#include "ecmascript/js_regexp_iterator.h"
17#include "ecmascript/builtins/builtins_regexp.h"
18#include "ecmascript/global_env.h"
19#include "ecmascript/js_regexp.h"
20#include "ecmascript/tests/ecma_test_common.h"
21
22using namespace panda::ecmascript;
23using namespace panda::ecmascript::builtins;
24
25namespace panda::test {
26using BuiltinsRegExp = builtins::BuiltinsRegExp;
27class JSRegexpIteratorTest : public BaseTestWithScope<false> {
28};
29
30HWTEST_F_L0(JSRegexpIteratorTest, CreateRegExpStringIterator)
31{
32    ObjectFactory *factory = thread->GetEcmaVM()->GetFactory();
33    JSHandle<EcmaString> pattern = factory->NewFromASCII("\\w+");
34    JSHandle<EcmaString> flags = factory->NewFromASCII("gim");
35
36    JSHandle<JSTaggedValue> matchHandle(thread, TestCommon::CreateJSRegexpByPatternAndFlags(thread, pattern, flags));
37    JSHandle<EcmaString> inputStr = factory->NewFromASCII("g");
38    JSHandle<JSTaggedValue> regExpIterator =
39        JSRegExpIterator::CreateRegExpStringIterator(thread, matchHandle, inputStr, true, false);
40    EXPECT_TRUE(regExpIterator->IsJSRegExpIterator());
41    regExpIterator =
42        JSRegExpIterator::CreateRegExpStringIterator(thread, matchHandle, inputStr, false, false);
43    EXPECT_TRUE(regExpIterator->IsJSRegExpIterator());
44}
45
46HWTEST_F_L0(JSRegexpIteratorTest, Next)
47{
48    ObjectFactory *factory = thread->GetEcmaVM()->GetFactory();
49    JSHandle<EcmaString> pattern = factory->NewFromASCII("-[0-9]+");
50    JSHandle<EcmaString> flags = factory->NewFromASCII("g");
51    JSHandle<EcmaString> inputStr = factory->NewFromASCII("2016-01-02|2019-03-04");
52    JSHandle<JSTaggedValue> zero(factory->NewFromASCII("0"));
53    JSHandle<JSTaggedValue> barZero(factory->NewFromASCII("-0"));
54
55    JSTaggedValue jsRegExp = TestCommon::CreateJSRegexpByPatternAndFlags(thread, pattern, flags);
56    JSHandle<JSRegExp> ObjValue(thread, reinterpret_cast<JSRegExp *>(jsRegExp.GetRawData()));
57    // create regExp iterator
58    auto ecmaRuntimeCallInfo1 = TestHelper::CreateEcmaRuntimeCallInfo(thread, JSTaggedValue::Undefined(), 6);
59    ecmaRuntimeCallInfo1->SetFunction(JSTaggedValue::Undefined());
60    ecmaRuntimeCallInfo1->SetThis(ObjValue.GetTaggedValue());
61    ecmaRuntimeCallInfo1->SetCallArg(0, inputStr.GetTaggedValue());
62    [[maybe_unused]] auto prev = TestHelper::SetupFrame(thread, ecmaRuntimeCallInfo1);
63    JSTaggedValue iteratorValue = BuiltinsRegExp::MatchAll(ecmaRuntimeCallInfo1);
64    TestHelper::TearDownFrame(thread, prev);
65
66    JSHandle<JSRegExpIterator> regExpIterator(thread, reinterpret_cast<JSRegExpIterator *>(iteratorValue.GetRawData()));
67    uint32_t matchLength = 4; // 4 : 4 Number of matches
68    // traversal regExp iterator
69    for (uint32_t i = 0; i <= matchLength; i++) {
70        auto ecmaRuntimeCallInfo2 = TestHelper::CreateEcmaRuntimeCallInfo(thread, JSTaggedValue::Undefined(), 4);
71        ecmaRuntimeCallInfo2->SetFunction(JSTaggedValue::Undefined());
72        ecmaRuntimeCallInfo2->SetThis(regExpIterator.GetTaggedValue());
73
74        prev = TestHelper::SetupFrame(thread, ecmaRuntimeCallInfo2);
75        JSTaggedValue result = JSRegExpIterator::Next(ecmaRuntimeCallInfo2);
76        TestHelper::TearDownFrame(thread, prev);
77
78        JSHandle<JSTaggedValue> matchObj(thread, result);
79        if (i <= matchLength - 1) {
80            JSHandle<JSTaggedValue> resultValue(thread, JSTaggedValue(i + 1));
81            JSHandle<EcmaString> compareVal =
82                factory->ConcatFromString(JSHandle<EcmaString>(barZero), JSTaggedValue::ToString(thread, resultValue));
83            JSHandle<JSTaggedValue> matchResult = JSIterator::IteratorValue(thread, matchObj);
84            JSHandle<JSTaggedValue> zeroHandle(JSObject::GetProperty(thread, matchResult, zero).GetValue());
85            JSHandle<EcmaString> outputZero = JSTaggedValue::ToString(thread, zeroHandle);
86            EXPECT_EQ(EcmaStringAccessor::Compare(instance, outputZero, compareVal), 0);
87            EXPECT_FALSE(regExpIterator->GetDone());
88        }
89        else {
90            EXPECT_TRUE(regExpIterator->GetDone());
91            EXPECT_EQ(JSIterator::IteratorValue(thread, matchObj).GetTaggedValue(), JSTaggedValue::Undefined());
92        }
93    }
94}
95} // namespace panda::test