mirror of
https://github.com/0x5eal/luau-unzip.git
synced 2025-04-02 22:00:53 +01:00
Erica Marigold
ee4d0e1a8d
Relaxed size checks to not error for empty ZIP files in other test cases, and only validate that the number of entries is 0 for our test case, moving it to the edge cases suite instead.
90 lines
3.2 KiB
Text
90 lines
3.2 KiB
Text
local fs = require("@lune/fs")
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local process = require("@lune/process")
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local serde = require("@lune/serde")
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local frktest = require("../lune_packages/frktest")
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local check = frktest.assert.check
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local ZipReader = require("../lib")
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return function(test: typeof(frktest.test))
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test.suite("Edge case tests", function()
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test.case("Handles misaligned comment properly", function()
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local data = fs.readFile("tests/data/misaligned_comment.zip")
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local zip = ZipReader.load(buffer.fromstring(data))
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check.equal(zip.comment, "short.")
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end)
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test.case("Handles comment with garbage after properly", function()
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local data = fs.readFile("tests/data/comment_garbage.zip")
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local zip = ZipReader.load(buffer.fromstring(data))
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check.equal(zip.comment, "short.")
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end)
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test.case("Follows symlinks correctly", function()
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-- TODO: More test files with symlinks
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local data = fs.readFile("tests/data/pandoc_soft_links.zip")
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local zip = ZipReader.load(buffer.fromstring(data))
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local entry = assert(zip:findEntry("/pandoc-3.2-arm64/bin/pandoc-lua"))
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assert(entry:isSymlink(), "Entry type must be a symlink")
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local targetPath = zip:extract(entry, { type = "text" }) :: string
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check.equal(targetPath, "pandoc")
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local bin = zip:extract(entry, { type = "text", followSymlinks = true }) :: buffer
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local expectedBin =
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process.spawn("unzip", { "-p", "tests/data/pandoc_soft_links.zip", "pandoc-3.2-arm64/bin/pandoc" })
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check.is_true(expectedBin.ok)
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-- Compare hashes instead of the entire binary to improve speed and not print out
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-- the entire binary data in case there's a mismatch
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check.equal(serde.hash("blake3", bin), serde.hash("blake3", expectedBin.stdout))
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end)
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test.case("Extracts files with UTF8 names", function()
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local data = fs.readFile("tests/data/utf8_filenames.zip")
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local zip = ZipReader.load(buffer.fromstring(data))
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local entries = {}
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for _, entry in zip:listDirectory("/") do
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table.insert(entries, entry.name)
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end
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check.equal(#entries, 3)
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check.table.equal(entries, { "file_こんにちは.txt", "file_你好.txt", "file_안녕하세요.txt" })
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end)
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test.case("Errors on invalid extraction version requirement", function()
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local data = fs.readFile("tests/data/invalid_version.zip")
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local zip = ZipReader.load(buffer.fromstring(data))
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check.should_error(function()
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return zip:extractDirectory("/", { type = "text" })
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end)
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end)
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test.case("Efficiently handles ZIP with max length comment", function()
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local data = fs.readFile("tests/data/max_comment_size.zip")
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local zip = ZipReader.load(buffer.fromstring(data))
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local unzipResult = process.spawn("unzip", { "-z", "tests/data/max_comment_size.zip" })
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assert(unzipResult.ok)
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local commentData = assert(string.match(unzipResult.stdout, "\n(.*)\n"))
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-- Check that the comment is the same as the one in the ZIP file (only compare hashes)
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check.equal(serde.hash("blake3", commentData), serde.hash("blake3", zip.comment))
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end)
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test.case("Does not over alllocate based on declared entry count in EoCD", function()
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local data = fs.readFile("tests/data/invalid_cde_number_of_files_allocation_smaller_offset.zip")
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local zip = ZipReader.load(buffer.fromstring(data))
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check.is_true(#zip.entries == 0)
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end)
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end)
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end
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