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// Copyright 2016 PDFium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "xfa/fxfa/fm2js/cxfa_fmsimpleexpression.h"
#include <memory>
#include <utility>
#include "core/fxcrt/cfx_widetextbuf.h"
#include "core/fxcrt/fx_string.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "testing/test_support.h"
#include "third_party/base/ptr_util.h"
#include "xfa/fxfa/fm2js/cxfa_fmlexer.h"
#include "xfa/fxfa/fm2js/cxfa_fmtojavascriptdepth.h"
TEST(FMCallExpressionTest, more_than_32_arguments) {
// Use sign as it has 3 object parameters at positions 0, 5, and 6.
auto exp = pdfium::MakeUnique<CXFA_FMIdentifierExpression>(L"sign");
std::vector<std::unique_ptr<CXFA_FMSimpleExpression>> args;
for (size_t i = 0; i < 50; i++)
args.push_back(pdfium::MakeUnique<CXFA_FMNullExpression>());
CXFA_FMToJavaScriptDepth::Reset();
CXFA_FMCallExpression callExp(std::move(exp), std::move(args), true);
CFX_WideTextBuf js;
callExp.ToJavaScript(&js, ReturnType::kInfered);
// Generate the result javascript string.
WideString result = L"sign(";
for (size_t i = 0; i < 50; i++) {
if (i > 0)
result += L", ";
result += L"pfm_rt.get_";
// Object positions for sign() method.
if (i == 0 || i == 5 || i == 6)
result += L"jsobj(null)";
else
result += L"val(null)";
}
result += L")";
EXPECT_EQ(result.AsStringView(), js.AsStringView());
}
TEST(FMStringExpressionTest, Empty) {
CXFA_FMToJavaScriptDepth::Reset();
CFX_WideTextBuf accumulator;
CXFA_FMStringExpression(L"").ToJavaScript(&accumulator, ReturnType::kInfered);
EXPECT_EQ(L"", accumulator.AsStringView());
}
TEST(FMStringExpressionTest, Short) {
CXFA_FMToJavaScriptDepth::Reset();
CFX_WideTextBuf accumulator;
CXFA_FMStringExpression(L"a").ToJavaScript(&accumulator,
ReturnType::kInfered);
EXPECT_EQ(L"a", accumulator.AsStringView());
}
TEST(FMStringExpressionTest, Medium) {
CXFA_FMToJavaScriptDepth::Reset();
CFX_WideTextBuf accumulator;
CXFA_FMStringExpression(L".abcd.").ToJavaScript(&accumulator,
ReturnType::kInfered);
EXPECT_EQ(L"\"abcd\"", accumulator.AsStringView());
}
TEST(FMStringExpressionTest, Long) {
CXFA_FMToJavaScriptDepth::Reset();
CFX_WideTextBuf accumulator;
std::vector<WideStringView::UnsignedType> vec(140000, L'A');
CXFA_FMStringExpression(WideStringView(vec))
.ToJavaScript(&accumulator, ReturnType::kInfered);
EXPECT_EQ(140000u, accumulator.GetLength());
}
TEST(FMStringExpressionTest, Quoted) {
CXFA_FMToJavaScriptDepth::Reset();
CFX_WideTextBuf accumulator;
CXFA_FMStringExpression(L".Simon says \"\"run\"\".")
.ToJavaScript(&accumulator, ReturnType::kInfered);
EXPECT_EQ(L"\"Simon says \\\"run\\\"\"", accumulator.AsStringView());
}
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