Add more tests for FPDF_SetPrintMode().
Test rendering a PDF with an image to PostScript. This exercises some
encoder functions, and shows the difference between PostScript levels 2
and 3.
Change-Id: I86a576f031094fc6da1b6847383d19578be1140e
Reviewed-on: https://pdfium-review.googlesource.com/c/pdfium/+/55153
Commit-Queue: Lei Zhang <thestig@chromium.org>
Reviewed-by: Tom Sepez <tsepez@chromium.org>
diff --git a/fpdfsdk/fpdf_view_embeddertest.cpp b/fpdfsdk/fpdf_view_embeddertest.cpp
index 077be7a..30ca647 100644
--- a/fpdfsdk/fpdf_view_embeddertest.cpp
+++ b/fpdfsdk/fpdf_view_embeddertest.cpp
@@ -1043,4 +1043,121 @@
UnloadPage(page);
}
+
+TEST_F(PostScriptLevel2EmbedderTest, Image) {
+ const char kExpected[] =
+ "\n"
+ "save\n"
+ "/im/initmatrix load def\n"
+ "/n/newpath load def/m/moveto load def/l/lineto load def/c/curveto load "
+ "def/h/closepath load def\n"
+ "/f/fill load def/F/eofill load def/s/stroke load def/W/clip load "
+ "def/W*/eoclip load def\n"
+ "/rg/setrgbcolor load def/k/setcmykcolor load def\n"
+ "/J/setlinecap load def/j/setlinejoin load def/w/setlinewidth load "
+ "def/M/setmiterlimit load def/d/setdash load def\n"
+ "/q/gsave load def/Q/grestore load def/iM/imagemask load def\n"
+ "/Tj/show load def/Ff/findfont load def/Fs/scalefont load def/Sf/setfont "
+ "load def\n"
+ "/cm/concat load def/Cm/currentmatrix load def/mx/matrix load "
+ "def/sm/setmatrix load def\n"
+ "0 792 m 0 0 l 612 0 l 612 792 l 0 792 l h W n\n"
+ "q\n"
+ "0 792 m 0 0 l 612 0 l 612 792 l 0 792 l h W n\n"
+ "q\n"
+ "Q\n"
+ "q\n"
+ "281 106.7 m 331 106.7 l 331 56.7 l 281 56.7 l 281 106.7 l h W* n\n"
+ "q\n"
+ "[49.9 0 0 -50 281.1 106.6]cm 50 50 8[50 0 0 -50 0 "
+ "50]currentfile/ASCII85Decode filter /DCTDecode filter false 3 "
+ "colorimage\n"
+ "s4IA0!\"_al8O`[\\!<<*#!!*'\"s4[N@!!ic5#6k>;#6tJ?#m^kH'FbHY$Odmc'+Yct)"
+ "BU\"@)B9_>\r\n"
+ ",VCGe+tOrY*%3`p/2/e81c-:%3B]>W4>&EH1B6)/"
+ "6NIK\"#n.1M(_$ok1*IV\\1,:U?1,:U?1,:U?\r\n"
+ "1,:U?1,:U?1,:U?1,:U?1,:U?1,:U?1,:U?1,:U?1,:U?1,AmF!\"fJ:1&s'3!?qLF&HMtG!"
+ "WU(<\r\n"
+ "*rl9A\"T\\W)!<E3$z!!!!\"!WrQ/\"pYD?$4HmP!4<@<!W`B*!X&T/"
+ "\"U\"r.!!.KK!WrE*&Hrdj0gQ!W\r\n"
+ ";.0\\RE>10ZOeE%*6F\"?A;UOtZ1LbBV#mqFa(`=5<-7:2j.Ps\"@2`NfY6UX@47n?3D;"
+ "cHat='/U/\r\n"
+ "@q9._B4u!oF*)PJGBeCZK7nr5LPUeEP*;,qQC!u,R\\HRQV5C/"
+ "hWN*81['d?O\\@K2f_o0O6a2lBF\r\n"
+ "daQ^rf%8R-g>V&OjQ5OekiqC&o(2MHp@n@XqZ\"J6*ru?D!<E3%!<E3%!<<*\"!!!!\"!"
+ "WrQ/\"pYD?\r\n"
+ "$4HmP!4<C=!W`?*\"9Sc3\"U\"r.!<RHF!<N?8\"9fr'\"qj4!#@VTc+u4]T'LIqUZ,$_"
+ "k1K*]W@WKj'\r\n"
+ "(*k`q-1Mcg)&ahL-n-W'2E*TU3^Z;(7Rp!@8lJ\\h<``C+>%;)SAnPdkC3+K>G'A1VH@gd&"
+ "KnbA=\r\n"
+ "M2II[Pa.Q$R$jD;USO``Vl6SpZEppG[^WcW]#)A'`Q#s>ai`&\\eCE.%f\\,!<j5f="
+ "akNM0qo(2MH\r\n"
+ "p@n@XqZ#7L$j-M1!YGMH!'^JZre`+s!fAD!!fAD!!fAD!!fAD!!fAD!!fAD!!fAD!!fAD!!"
+ "fAD!\r\n"
+ "!fAD!!fAD!!fAD!!fAD!!fAD!!fAD!&-(;~>\n"
+ "Q\n"
+ "Q\n"
+ "q\n"
+ "q\n"
+ "Q\n"
+ "Q\n"
+ "Q\n"
+ "Q\n"
+ "\n"
+ "restore\n";
+
+ ASSERT_TRUE(OpenDocument("tagged_alt_text.pdf"));
+ FPDF_PAGE page = LoadPage(0);
+ ASSERT_TRUE(page);
+
+ std::vector<uint8_t> emf = RenderPageWithFlagsToEmf(page, 0);
+ std::string ps_data = GetPostScriptFromEmf(emf);
+ EXPECT_STREQ(kExpected, ps_data.c_str());
+
+ UnloadPage(page);
+}
+
+TEST_F(PostScriptLevel3EmbedderTest, Image) {
+ const char kExpected[] = R"(
+save
+/im/initmatrix load def
+/n/newpath load def/m/moveto load def/l/lineto load def/c/curveto load def/h/closepath load def
+/f/fill load def/F/eofill load def/s/stroke load def/W/clip load def/W*/eoclip load def
+/rg/setrgbcolor load def/k/setcmykcolor load def
+/J/setlinecap load def/j/setlinejoin load def/w/setlinewidth load def/M/setmiterlimit load def/d/setdash load def
+/q/gsave load def/Q/grestore load def/iM/imagemask load def
+/Tj/show load def/Ff/findfont load def/Fs/scalefont load def/Sf/setfont load def
+/cm/concat load def/Cm/currentmatrix load def/mx/matrix load def/sm/setmatrix load def
+0 792 m 0 0 l 612 0 l 612 792 l 0 792 l h W n
+q
+0 792 m 0 0 l 612 0 l 612 792 l 0 792 l h W n
+q
+Q
+q
+281 106.7 m 331 106.7 l 331 56.7 l 281 56.7 l 281 106.7 l h W* n
+q
+[49.9 0 0 -50 281.1 106.6]cm 50 50 8[50 0 0 -50 0 50]currentfile/ASCII85Decode filter /FlateDecode filter false 3 colorimage
+Gb"0;0`_7S!5bE%:[N')TE"rlzGQSs[!!*~>
+Q
+Q
+q
+q
+Q
+Q
+Q
+Q
+
+restore
+)";
+
+ ASSERT_TRUE(OpenDocument("tagged_alt_text.pdf"));
+ FPDF_PAGE page = LoadPage(0);
+ ASSERT_TRUE(page);
+
+ std::vector<uint8_t> emf = RenderPageWithFlagsToEmf(page, 0);
+ std::string ps_data = GetPostScriptFromEmf(emf);
+ EXPECT_STREQ(kExpected, ps_data.c_str());
+
+ UnloadPage(page);
+}
#endif // defined(OS_WIN)
