Add tests for CMap_GetCode and CMap_GetCodeRange.

This CL adds tests for the CMap_GetCode and CMap_GetCodeRange methods. To do
so, it moves the methods to be static private members of CPDF_CMapParser and
makes the test class a friend.

R=tsepez@chromium.org

Review URL: https://codereview.chromium.org/1414013005 .

1 files changed, 8 insertions, 0 deletions

diff --git a/core/src/fpdfapi/fpdf_font/font_int.h b/core/src/fpdfapi/fpdf_font/font_int.h
index 559027b283..c7a00dccc9 100644
--- a/core/src/fpdfapi/fpdf_font/font_int.h
+++ b/core/src/fpdfapi/fpdf_font/font_int.h
@@ -77,6 +77,14 @@ class CPDF_CMapParser {
   CFX_BinaryBuf m_AddMaps;
 
  private:
+  friend class fpdf_font_cid_CMap_GetCode_Test;
+  friend class fpdf_font_cid_CMap_GetCodeRange_Test;
+
+  static FX_DWORD CMap_GetCode(const CFX_ByteStringC& word);
+  static bool CMap_GetCodeRange(CMap_CodeRange& range,
+                                const CFX_ByteStringC& first,
+                                const CFX_ByteStringC& second);
+
   CPDF_CMap* m_pCMap;
   int m_Status;
   int m_CodeSeq;