TEST_F(FPDFTextEmbeddertest, ToUnicode) {
EXPECT_TRUE(OpenDocument("bug_583.pdf"));
FPDF_PAGE page = LoadPage(0);
EXPECT_TRUE(page);
FPDF_TEXTPAGE textpage = FPDFText_LoadPage(page);
EXPECT_TRUE(textpage);
ASSERT_EQ(1, FPDFText_CountChars(textpage));
EXPECT_EQ(static_cast<unsigned int>(0), FPDFText_GetUnicode(textpage, 0));
FPDFText_ClosePage(textpage);
UnloadPage(page);
}
TEST_F(FPDFTextEmbeddertest, Text) {
EXPECT_TRUE(OpenDocument("testing/resources/hello_world.pdf"));
FPDF_PAGE page = LoadPage(0);
EXPECT_NE(nullptr, page);
FPDF_TEXTPAGE textpage = FPDFText_LoadPage(page);
EXPECT_NE(nullptr, textpage);
static const char expected[] = "Hello, world!\r\nGoodbye, world!";
unsigned short fixed_buffer[128];
memset(fixed_buffer, 0xbd, sizeof(fixed_buffer));
// Check includes the terminating NUL that is provided.
int num_chars = FPDFText_GetText(textpage, 0, 128, fixed_buffer);
ASSERT_GE(num_chars, 0);
EXPECT_EQ(sizeof(expected), static_cast<size_t>(num_chars));
EXPECT_TRUE(check_unsigned_shorts(expected, fixed_buffer, sizeof(expected)));
// Count does not include the terminating NUL in the string literal.
EXPECT_EQ(sizeof(expected) - 1, FPDFText_CountChars(textpage));
for (size_t i = 0; i < sizeof(expected) - 1; ++i) {
EXPECT_EQ(static_cast<unsigned int>(expected[i]),
FPDFText_GetUnicode(textpage, i))
<< " at " << i;
}
EXPECT_EQ(12.0, FPDFText_GetFontSize(textpage, 0));
EXPECT_EQ(16.0, FPDFText_GetFontSize(textpage, 15));
double left = 0.0;
double right = 0.0;
double bottom = 0.0;
double top = 0.0;
FPDFText_GetCharBox(textpage, 4, &left, &right, &bottom, &top);
EXPECT_NEAR(41.071, left, 0.001);
EXPECT_NEAR(46.243, right, 0.001);
EXPECT_NEAR(49.844, bottom, 0.001);
EXPECT_NEAR(55.520, top, 0.001);
EXPECT_EQ(4, FPDFText_GetCharIndexAtPos(textpage, 42.0, 50.0, 1.0, 1.0));
EXPECT_EQ(-1, FPDFText_GetCharIndexAtPos(textpage, 0.0, 0.0, 1.0, 1.0));
EXPECT_EQ(-1, FPDFText_GetCharIndexAtPos(textpage, 199.0, 199.0, 1.0, 1.0));
// Test out of range indicies.
EXPECT_EQ(-1,
FPDFText_GetCharIndexAtPos(textpage, 42.0, 10000000.0, 1.0, 1.0));
EXPECT_EQ(-1, FPDFText_GetCharIndexAtPos(textpage, -1.0, 50.0, 1.0, 1.0));
// Count does not include the terminating NUL in the string literal.
EXPECT_EQ(2, FPDFText_CountRects(textpage, 0, sizeof(expected) - 1));
left = 0.0;
right = 0.0;
bottom = 0.0;
top = 0.0;
FPDFText_GetRect(textpage, 1, &left, &top, &right, &bottom);
EXPECT_NEAR(20.847, left, 0.001);
EXPECT_NEAR(135.167, right, 0.001);
EXPECT_NEAR(96.655, bottom, 0.001);
EXPECT_NEAR(116.000, top, 0.001);
// Test out of range indicies set outputs to (0.0, 0.0, 0.0, 0.0).
left = -1.0;
right = -1.0;
bottom = -1.0;
top = -1.0;
FPDFText_GetRect(textpage, -1, &left, &top, &right, &bottom);
EXPECT_EQ(0.0, left);
EXPECT_EQ(0.0, right);
EXPECT_EQ(0.0, bottom);
EXPECT_EQ(0.0, top);
left = -2.0;
right = -2.0;
bottom = -2.0;
top = -2.0;
FPDFText_GetRect(textpage, 2, &left, &top, &right, &bottom);
EXPECT_EQ(0.0, left);
EXPECT_EQ(0.0, right);
EXPECT_EQ(0.0, bottom);
EXPECT_EQ(0.0, top);
EXPECT_EQ(9, FPDFText_GetBoundedText(textpage, 41.0, 56.0, 82.0, 48.0, 0, 0));
// Extract starting at character 4 as above.
memset(fixed_buffer, 0xbd, sizeof(fixed_buffer));
EXPECT_EQ(1, FPDFText_GetBoundedText(textpage, 41.0, 56.0, 82.0, 48.0,
fixed_buffer, 1));
EXPECT_TRUE(check_unsigned_shorts(expected + 4, fixed_buffer, 1));
EXPECT_EQ(0xbdbd, fixed_buffer[1]);
memset(fixed_buffer, 0xbd, sizeof(fixed_buffer));
EXPECT_EQ(9, FPDFText_GetBoundedText(textpage, 41.0, 56.0, 82.0, 48.0,
fixed_buffer, 9));
EXPECT_TRUE(check_unsigned_shorts(expected + 4, fixed_buffer, 9));
EXPECT_EQ(0xbdbd, fixed_buffer[9]);
memset(fixed_buffer, 0xbd, sizeof(fixed_buffer));
EXPECT_EQ(10, FPDFText_GetBoundedText(textpage, 41.0, 56.0, 82.0, 48.0,
fixed_buffer, 128));
EXPECT_TRUE(check_unsigned_shorts(expected + 4, fixed_buffer, 9));
EXPECT_EQ(0u, fixed_buffer[9]);
EXPECT_EQ(0xbdbd, fixed_buffer[10]);
FPDFText_ClosePage(textpage);
UnloadPage(page);
}
