// 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>(0, L"sign"); std::vector<std::unique_ptr<CXFA_FMSimpleExpression>> args; for (size_t i = 0; i < 50; i++) args.push_back(pdfium::MakeUnique<CXFA_FMSimpleExpression>(0, TOKnan)); CXFA_FMToJavaScriptDepth::Reset(); CXFA_FMCallExpression callExp(0, std::move(exp), std::move(args), true); CFX_WideTextBuf js; callExp.ToJavaScript(js); // 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()"; else result += L"val()"; } result += L")"; EXPECT_EQ(result.AsStringView(), js.AsStringView()); } TEST(FMStringExpressionTest, Empty) { CXFA_FMToJavaScriptDepth::Reset(); CFX_WideTextBuf accumulator; CXFA_FMStringExpression(1, WideStringView()).ToJavaScript(accumulator); EXPECT_EQ(L"", accumulator.AsStringView()); } TEST(FMStringExpressionTest, Short) { CXFA_FMToJavaScriptDepth::Reset(); CFX_WideTextBuf accumulator; CXFA_FMStringExpression(1, L"a").ToJavaScript(accumulator); EXPECT_EQ(L"a", accumulator.AsStringView()); } TEST(FMStringExpressionTest, Medium) { CXFA_FMToJavaScriptDepth::Reset(); CFX_WideTextBuf accumulator; CXFA_FMStringExpression(1, L".abcd.").ToJavaScript(accumulator); 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(1, WideStringView(vec)).ToJavaScript(accumulator); EXPECT_EQ(140000u, accumulator.GetLength()); } TEST(FMStringExpressionTest, Quoted) { CXFA_FMToJavaScriptDepth::Reset(); CFX_WideTextBuf accumulator; CXFA_FMStringExpression(1, L".Simon says \"\"run\"\".") .ToJavaScript(accumulator); EXPECT_EQ(L"\"Simon says \\\"run\\\"\"", accumulator.AsStringView()); }