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Validate PPI project layout

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This commit is contained in:
omigamedev
2026-06-01 12:38:21 +02:00
parent 37854ea8b9
commit 2da247f0fb
9 changed files with 146 additions and 21 deletions
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31
tests/assets/ppi_header_tests.cpp
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@@ -7,7 +7,9 @@
#include <vector>
using pp::assets::parse_ppi_header;
using pp::assets::parse_ppi_project_layout;
using pp::assets::ppi_header_size;
using pp::assets::ppi_thumbnail_byte_size;
using pp::foundation::StatusCode;
namespace {
@@ -96,6 +98,33 @@ void rejects_unsupported_document_versions(pp::tests::Harness& h)
PP_EXPECT(h, minor_result.status().code == StatusCode::invalid_argument);
}
void parses_project_layout_with_thumbnail_and_body(pp::tests::Harness& h)
{
auto bytes = valid_header();
const auto thumbnail_size = ppi_thumbnail_byte_size(parse_ppi_header(bytes).value().thumbnail);
PP_EXPECT(h, thumbnail_size.ok());
bytes.resize(ppi_header_size + thumbnail_size.value() + 7U, std::byte { 0xaa });
const auto layout = parse_ppi_project_layout(bytes);
PP_EXPECT(h, layout.ok());
PP_EXPECT(h, layout.value().thumbnail_offset == ppi_header_size);
PP_EXPECT(h, layout.value().thumbnail_bytes == 128U * 128U * 4U);
PP_EXPECT(h, layout.value().body_offset == ppi_header_size + (128U * 128U * 4U));
PP_EXPECT(h, layout.value().body_bytes == 7U);
}
void rejects_project_layout_with_truncated_thumbnail(pp::tests::Harness& h)
{
auto bytes = valid_header();
bytes.resize(ppi_header_size + (128U * 128U * 4U) - 1U, std::byte { 0 });
const auto layout = parse_ppi_project_layout(bytes);
PP_EXPECT(h, !layout.ok());
PP_EXPECT(h, layout.status().code == StatusCode::out_of_range);
}
}
int main()
@@ -104,5 +133,7 @@ int main()
harness.run("parses_legacy_ppi_header", parses_legacy_ppi_header);
harness.run("rejects_truncated_invalid_magic_and_bad_thumbnail", rejects_truncated_invalid_magic_and_bad_thumbnail);
harness.run("rejects_unsupported_document_versions", rejects_unsupported_document_versions);
harness.run("parses_project_layout_with_thumbnail_and_body", parses_project_layout_with_thumbnail_and_body);
harness.run("rejects_project_layout_with_truncated_thumbnail", rejects_project_layout_with_truncated_thumbnail);
return harness.finish();
}