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Prevent endless loop in PLY reader when unknown property types are read.

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This commit is contained in:
Jan Möbius
2018-06-18 13:16:33 +02:00
parent aa98be1215
commit c68c630eab
2 changed files with 216 additions and 160 deletions
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54
src/Unittests/unittests_read_write_PLY.cc
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@@ -728,4 +728,58 @@ TEST_F(OpenMeshReadWritePLY, LoadSimpleBinaryPLYWithExtraElements) {
EXPECT_EQ(12u, mesh_.n_faces()) << "The number of loaded faces is not correct!";
}
/*
* Ignore a file that does not contain vertices and faces
*/
TEST_F(OpenMeshReadWritePLY, IgnoreNonMeshPlyFile) {
mesh_.clear();
std::stringstream data;
data << "ply" << "\n";
data << "format binary_little_endian 1.0" << "\n";
data << "comment Image data" << "\n";
data << "element image 0" << "\n";
data << "property list uint16 uint16 row" << "\n";
data << "end_header" << "\n";
OpenMesh::IO::Options options = OpenMesh::IO::Options::Binary;
bool ok = OpenMesh::IO::read_mesh(mesh_, data, ".ply", options);
EXPECT_TRUE(ok) << "This empty file should be readable without an error!";
EXPECT_EQ(0u, mesh_.n_vertices()) << "The number of loaded vertices is not correct!";
EXPECT_EQ(0u, mesh_.n_edges()) << "The number of loaded edges is not correct!";
EXPECT_EQ(0u, mesh_.n_faces()) << "The number of loaded faces is not correct!";
}
/*
* Ignore a file that does not contain vertices and faces
*/
TEST_F(OpenMeshReadWritePLY, FailOnUnknownPropertyTypeForLists) {
mesh_.clear();
std::stringstream data;
data << "ply" << "\n";
data << "format binary_little_endian 1.0" << "\n";
data << "comment Image data" << "\n";
data << "element image 0" << "\n";
data << "property list blibb blubb row" << "\n";
data << "end_header" << "\n";
OpenMesh::IO::Options options = OpenMesh::IO::Options::Binary;
bool ok = OpenMesh::IO::read_mesh(mesh_, data, ".ply", options);
EXPECT_FALSE(ok) << "This file should fail to read!";
EXPECT_EQ(0u, mesh_.n_vertices()) << "The number of loaded vertices is not correct!";
EXPECT_EQ(0u, mesh_.n_edges()) << "The number of loaded edges is not correct!";
EXPECT_EQ(0u, mesh_.n_faces()) << "The number of loaded faces is not correct!";
}
}