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author | Dan Sinclair <dsinclair@chromium.org> | 2017-04-04 10:48:19 -0400 |
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committer | Chromium commit bot <commit-bot@chromium.org> | 2017-04-04 15:00:53 +0000 |
commit | 29479f6380942515b06240c4933bf3b4cf502013 (patch) | |
tree | 17c63412945c264cf3087a2f959d157f2ad1b19b /fpdfsdk/fpdf_structtree_embeddertest.cpp | |
parent | f02c8bf51c992057376e0acdd262c18540bd8e13 (diff) | |
download | pdfium-29479f6380942515b06240c4933bf3b4cf502013.tar.xz |
Add method to get tagged type
This CL adds a FPDF_StructElement_GetType method to get the type of a given
tagged struct. This corresponds to the /S key in the structure element
dictionary. See PDF1.7 Table 10.10.
Bug: pdfium:672
Change-Id: I313eb886dc9623715995d73a76bce01ba9985e4b
Reviewed-on: https://pdfium-review.googlesource.com/3623
Commit-Queue: dsinclair <dsinclair@chromium.org>
Reviewed-by: Lei Zhang <thestig@chromium.org>
Diffstat (limited to 'fpdfsdk/fpdf_structtree_embeddertest.cpp')
-rw-r--r-- | fpdfsdk/fpdf_structtree_embeddertest.cpp | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/fpdfsdk/fpdf_structtree_embeddertest.cpp b/fpdfsdk/fpdf_structtree_embeddertest.cpp index 8ddde5317c..3110988d82 100644 --- a/fpdfsdk/fpdf_structtree_embeddertest.cpp +++ b/fpdfsdk/fpdf_structtree_embeddertest.cpp @@ -68,3 +68,32 @@ TEST_F(FPDFStructTreeEmbeddertest, GetAltText) { FPDF_StructTree_Close(struct_tree); FPDF_ClosePage(page); } + +TEST_F(FPDFStructTreeEmbeddertest, GetType) { + ASSERT_TRUE(OpenDocument("tagged_alt_text.pdf")); + FPDF_PAGE page = LoadPage(0); + ASSERT_TRUE(page); + + FPDF_STRUCTTREE struct_tree = FPDF_StructTree_GetForPage(page); + ASSERT_TRUE(struct_tree); + ASSERT_EQ(1, FPDF_StructTree_CountChildren(struct_tree)); + + FPDF_STRUCTELEMENT element = FPDF_StructTree_GetChildAtIndex(struct_tree, 0); + ASSERT_NE(nullptr, element); + + unsigned short buffer[12]; + memset(buffer, 0, sizeof(buffer)); + // Deliberately pass in a small buffer size to make sure |buffer| remains + // untouched. + ASSERT_EQ(18U, FPDF_StructElement_GetType(element, buffer, 1)); + for (size_t i = 0; i < FX_ArraySize(buffer); ++i) + EXPECT_EQ(0U, buffer[i]); + + ASSERT_EQ(18U, FPDF_StructElement_GetType(element, buffer, sizeof(buffer))); + const wchar_t kExpected[] = L"Document"; + EXPECT_EQ(CFX_WideString(kExpected), + CFX_WideString::FromUTF16LE(buffer, FXSYS_len(kExpected))); + + FPDF_StructTree_Close(struct_tree); + FPDF_ClosePage(page); +} |