Properly handle \n, \r, \r\n when inserting text

BUG=pdfium:877

Change-Id: I6aa3e53057c27700c2d3c0c1692fa86ae9b3a03c
Reviewed-on: https://pdfium-review.googlesource.com/12711
Reviewed-by: Tom Sepez <tsepez@chromium.org>
Commit-Queue: Ryan Harrison <rharrison@chromium.org>

1 files changed, 48 insertions, 0 deletions

diff --git a/fpdfsdk/pwl/cpwl_edit_embeddertest.cpp b/fpdfsdk/pwl/cpwl_edit_embeddertest.cpp
index 3574de9345..b3f0d5dc0e 100644
--- a/fpdfsdk/pwl/cpwl_edit_embeddertest.cpp
+++ b/fpdfsdk/pwl/cpwl_edit_embeddertest.cpp
@@ -371,3 +371,51 @@ TEST_F(CPWLEditEmbeddertest,
   GetCPWLEdit()->ReplaceSelection(L"Hippopotamus");
   EXPECT_STREQ(L"ElepHippop", GetCPWLEdit()->GetText().c_str());
 }
+
+TEST_F(CPWLEditEmbeddertest, SetTextWithEndCarriageFeed) {
+  FormFillerAndWindowSetup(GetCPDFSDKAnnot());
+  GetCPWLEdit()->SetText(L"Foo\r");
+  EXPECT_STREQ(L"Foo", GetCPWLEdit()->GetText().c_str());
+}
+
+TEST_F(CPWLEditEmbeddertest, SetTextWithEndNewline) {
+  FormFillerAndWindowSetup(GetCPDFSDKAnnot());
+  GetCPWLEdit()->SetText(L"Foo\n");
+  EXPECT_STREQ(L"Foo", GetCPWLEdit()->GetText().c_str());
+}
+
+TEST_F(CPWLEditEmbeddertest, SetTextWithEndCarriageFeedAndNewLine) {
+  FormFillerAndWindowSetup(GetCPDFSDKAnnot());
+  GetCPWLEdit()->SetText(L"Foo\r\n");
+  EXPECT_STREQ(L"Foo", GetCPWLEdit()->GetText().c_str());
+}
+
+TEST_F(CPWLEditEmbeddertest, SetTextWithEndNewLineAndCarriageFeed) {
+  FormFillerAndWindowSetup(GetCPDFSDKAnnot());
+  GetCPWLEdit()->SetText(L"Foo\n\r");
+  EXPECT_STREQ(L"Foo", GetCPWLEdit()->GetText().c_str());
+}
+
+TEST_F(CPWLEditEmbeddertest, SetTextWithBodyCarriageFeed) {
+  FormFillerAndWindowSetup(GetCPDFSDKAnnot());
+  GetCPWLEdit()->SetText(L"Foo\rBar");
+  EXPECT_STREQ(L"FooBar", GetCPWLEdit()->GetText().c_str());
+}
+
+TEST_F(CPWLEditEmbeddertest, SetTextWithBodyNewline) {
+  FormFillerAndWindowSetup(GetCPDFSDKAnnot());
+  GetCPWLEdit()->SetText(L"Foo\nBar");
+  EXPECT_STREQ(L"FooBar", GetCPWLEdit()->GetText().c_str());
+}
+
+TEST_F(CPWLEditEmbeddertest, SetTextWithBodyCarriageFeedAndNewLine) {
+  FormFillerAndWindowSetup(GetCPDFSDKAnnot());
+  GetCPWLEdit()->SetText(L"Foo\r\nBar");
+  EXPECT_STREQ(L"FooBar", GetCPWLEdit()->GetText().c_str());
+}
+
+TEST_F(CPWLEditEmbeddertest, SetTextWithBodyNewLineAndCarriageFeed) {
+  FormFillerAndWindowSetup(GetCPDFSDKAnnot());
+  GetCPWLEdit()->SetText(L"Foo\n\rBar");
+  EXPECT_STREQ(L"FooBar", GetCPWLEdit()->GetText().c_str());
+}