A deep dive into git internals.
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git-guts-fs/git-guts/tests/TestPacks.fs

65 lines
2.3 KiB

namespace tests
open System.IO
open Microsoft.VisualStudio.TestTools.UnitTesting
open git_guts
// --------------------------------------------------------------------
[<TestClass>]
type TestPacks () =
[<TestInitialize>]
member this.init () =
// prepare to run a test
disableSpectreCapabilities ()
[<TestMethod>]
member this.TestDumpPack () =
let doTest zipFname =
// set up the test repo
use gitTestRepo = new GitTestRepo( zipFname )
runGitGc gitTestRepo.repoDir
// locate the pack data file
let fnames = findRepoPacks gitTestRepo.repoDir
Assert.AreEqual( 1, fnames.Length )
let packDataFname = fnames.[0]
// dump the pack data file
using ( new CaptureStdout() ) ( fun cap ->
dumpPackFile packDataFname
let expectedFname =
let fname = Path.GetFileNameWithoutExtension( zipFname ) + ".pack-data.txt"
Path.Combine( __SOURCE_DIRECTORY__, "fixtures", fname )
checkCapturedOutput cap expectedFname
)
// dump the pack index file
let packIndexFname = changeExtn packDataFname ".idx"
using ( new CaptureStdout() ) ( fun cap ->
dumpPackFile packIndexFname
let expectedFname =
let fname = Path.GetFileNameWithoutExtension( zipFname ) + ".pack-index.txt"
Path.Combine( __SOURCE_DIRECTORY__, "fixtures", fname )
checkCapturedOutput cap expectedFname
)
// check that we can find each object name correctly
using ( new FileStream( packIndexFname, FileMode.Open, FileAccess.Read, FileShare.Read ) ) ( fun inp ->
inp.Seek( int64( 4 + 4 + 4*256 - 4 ), SeekOrigin.Begin ) |> ignore
let nObjs = readNboInt4 inp
for objNo = 0 to nObjs-1 do
let objName, _, _ = readPackIndexObject inp objNo nObjs
let obj = findRepoObject gitTestRepo.repoDir objName
Assert.IsTrue( obj.IsSome )
)
// run the tests
doTest "simple.zip"
doTest "license.zip"
doTest "full.zip"
doTest "full2.zip"