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package locking
import (
"encoding/json"
"net/http"
"net/http/httptest"
"os"
"sort"
"testing"
"time"
"github.com/git-lfs/git-lfs/v3/config"
"github.com/git-lfs/git-lfs/v3/git"
"github.com/git-lfs/git-lfs/v3/lfsapi"
"github.com/git-lfs/git-lfs/v3/lfshttp"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
type LocksById []Lock
func (a LocksById) Len() int { return len(a) }
func (a LocksById) Swap(i, j int) { a[i], a[j] = a[j], a[i] }
func (a LocksById) Less(i, j int) bool { return a[i].Id < a[j].Id }
func TestRemoteLocksWithCache(t *testing.T) {
var err error
tempDir := t.TempDir()
remoteQueries := 0
srv := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
remoteQueries++
assert.Equal(t, "GET", r.Method)
assert.Equal(t, "/api/locks", r.URL.Path)
w.Header().Set("Content-Type", "application/json")
err = json.NewEncoder(w).Encode(&lockList{
Locks: []Lock{
Lock{Id: "100", Path: "folder/test1.dat", Owner: &User{Name: "Alice"}},
Lock{Id: "101", Path: "folder/test2.dat", Owner: &User{Name: "Charles"}},
Lock{Id: "102", Path: "folder/test3.dat", Owner: &User{Name: "Fred"}},
},
})
assert.Nil(t, err)
}))
defer func() {
srv.Close()
}()
lfsclient, err := lfsapi.NewClient(lfshttp.NewContext(nil, nil, map[string]string{
"lfs.url": srv.URL + "/api",
"user.name": "Fred",
"user.email": "fred@bloggs.com",
}))
require.Nil(t, err)
client, err := NewClient("", lfsclient, config.New())
assert.Nil(t, err)
assert.Nil(t, client.SetupFileCache(tempDir))
client.RemoteRef = &git.Ref{Name: "refs/heads/master"}
cacheFile, err := client.prepareCacheDirectory("remote")
assert.Nil(t, err)
// Cache file should not exist
fi, err := os.Stat(cacheFile)
assert.True(t, os.IsNotExist(err))
// Querying non-existing cache file will report nothing
locks, err := client.SearchLocks(nil, 0, false, true)
assert.NotNil(t, err)
assert.Empty(t, locks)
assert.Equal(t, 0, remoteQueries)
// Need to include zero time in structure for equal to work
zeroTime := time.Date(1, 1, 1, 0, 0, 0, 0, time.UTC)
// REMOTE QUERY: No cache file will be created when querying with a filter
locks, err = client.SearchLocks(map[string]string{
"key": "value",
}, 0, false, false)
assert.Nil(t, err)
// Just make sure we have have received anything, content doesn't matter
assert.Equal(t, 3, len(locks))
assert.Equal(t, 1, remoteQueries)
fi, err = os.Stat(cacheFile)
assert.True(t, os.IsNotExist(err))
// REMOTE QUERY: No cache file will be created when querying with a limit
locks, err = client.SearchLocks(nil, 1, false, false)
assert.Nil(t, err)
// Just make sure we have have received anything, content doesn't matter
assert.Equal(t, 1, len(locks))
assert.Equal(t, 2, remoteQueries)
fi, err = os.Stat(cacheFile)
assert.True(t, os.IsNotExist(err))
// REMOTE QUERY: locks will be reported and cache file should be created
locks, err = client.SearchLocks(nil, 0, false, false)
assert.Nil(t, err)
assert.Equal(t, 3, remoteQueries)
fi, err = os.Stat(cacheFile)
assert.Nil(t, err)
const size int64 = 300
assert.Equal(t, size, fi.Size())
expectedLocks := []Lock{
Lock{Path: "folder/test1.dat", Id: "100", Owner: &User{Name: "Alice"}, LockedAt: zeroTime},
Lock{Path: "folder/test2.dat", Id: "101", Owner: &User{Name: "Charles"}, LockedAt: zeroTime},
Lock{Path: "folder/test3.dat", Id: "102", Owner: &User{Name: "Fred"}, LockedAt: zeroTime},
}
sort.Sort(LocksById(locks))
assert.Equal(t, expectedLocks, locks)
// Querying cache file should report same locks
locks, err = client.SearchLocks(nil, 0, false, true)
assert.Nil(t, err)
assert.Equal(t, 3, remoteQueries)
sort.Sort(LocksById(locks))
assert.Equal(t, expectedLocks, locks)
}
func TestRefreshCache(t *testing.T) {
var err error
tempDir := t.TempDir()
srv := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
assert.Equal(t, "POST", r.Method)
assert.Equal(t, "/api/locks/verify", r.URL.Path)
w.Header().Set("Content-Type", "application/json")
err = json.NewEncoder(w).Encode(lockVerifiableList{
Theirs: []Lock{
Lock{Id: "99", Path: "folder/test3.dat", Owner: &User{Name: "Alice"}},
Lock{Id: "199", Path: "other/test1.dat", Owner: &User{Name: "Charles"}},
},
Ours: []Lock{
Lock{Id: "101", Path: "folder/test1.dat", Owner: &User{Name: "Fred"}},
Lock{Id: "102", Path: "folder/test2.dat", Owner: &User{Name: "Fred"}},
Lock{Id: "103", Path: "root.dat", Owner: &User{Name: "Fred"}},
},
})
assert.Nil(t, err)
}))
defer func() {
srv.Close()
}()
lfsclient, err := lfsapi.NewClient(lfshttp.NewContext(nil, nil, map[string]string{
"lfs.url": srv.URL + "/api",
"user.name": "Fred",
"user.email": "fred@bloggs.com",
}))
require.Nil(t, err)
client, err := NewClient("", lfsclient, config.New())
assert.Nil(t, err)
assert.Nil(t, client.SetupFileCache(tempDir))
// Should start with no cached items
locks, err := client.SearchLocks(nil, 0, true, false)
assert.Nil(t, err)
assert.Empty(t, locks)
client.RemoteRef = &git.Ref{Name: "refs/heads/master"}
_, _, err = client.SearchLocksVerifiable(100, false)
assert.Nil(t, err)
locks, err = client.SearchLocks(nil, 0, true, false)
assert.Nil(t, err)
// Need to include zero time in structure for equal to work
zeroTime := time.Date(1, 1, 1, 0, 0, 0, 0, time.UTC)
// Sort locks for stable comparison
sort.Sort(LocksById(locks))
assert.Equal(t, []Lock{
Lock{Path: "folder/test1.dat", Id: "101", Owner: &User{Name: "Fred"}, LockedAt: zeroTime},
Lock{Path: "folder/test2.dat", Id: "102", Owner: &User{Name: "Fred"}, LockedAt: zeroTime},
Lock{Path: "root.dat", Id: "103", Owner: &User{Name: "Fred"}, LockedAt: zeroTime},
Lock{Path: "other/test1.dat", Id: "199", Owner: &User{Name: "Charles"}, LockedAt: zeroTime},
Lock{Path: "folder/test3.dat", Id: "99", Owner: &User{Name: "Alice"}, LockedAt: zeroTime},
}, locks)
}
func TestSearchLocksVerifiableWithCache(t *testing.T) {
var err error
tempDir := t.TempDir()
remoteQueries := 0
srv := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
remoteQueries++
assert.Equal(t, "POST", r.Method)
assert.Equal(t, "/api/locks/verify", r.URL.Path)
body := lockVerifiableRequest{}
if assert.Nil(t, json.NewDecoder(r.Body).Decode(&body)) {
w.Header().Set("Content-Type", "application/json")
list := lockVerifiableList{}
if body.Cursor == "1" {
list.Ours = []Lock{
Lock{Path: "folder/1/test1.dat", Id: "111"},
}
list.Theirs = []Lock{
Lock{Path: "folder/1/test2.dat", Id: "112"},
Lock{Path: "folder/1/test3.dat", Id: "113"},
}
} else {
list.Ours = []Lock{
Lock{Path: "folder/0/test1.dat", Id: "101"},
Lock{Path: "folder/0/test2.dat", Id: "102"},
}
list.Theirs = []Lock{
Lock{Path: "folder/0/test3.dat", Id: "103"},
}
list.NextCursor = "1"
}
err := json.NewEncoder(w).Encode(&list)
assert.Nil(t, err)
} else {
w.WriteHeader(500)
}
}))
defer srv.Close()
lfsclient, err := lfsapi.NewClient(lfshttp.NewContext(nil, nil, map[string]string{
"lfs.url": srv.URL + "/api",
"user.name": "Fred",
"user.email": "fred@bloggs.com",
}))
require.Nil(t, err)
client, err := NewClient("", lfsclient, config.New())
assert.Nil(t, client.SetupFileCache(tempDir))
client.RemoteRef = &git.Ref{Name: "refs/heads/master"}
cacheFile, err := client.prepareCacheDirectory("verifiable")
assert.Nil(t, err)
// Cache file should not exist
fi, err := os.Stat(cacheFile)
assert.True(t, os.IsNotExist(err))
// Querying non-existing cache file will report nothing
ourLocks, theirLocks, err := client.SearchLocksVerifiable(0, true)
assert.NotNil(t, err)
assert.Empty(t, ourLocks)
assert.Empty(t, theirLocks)
assert.Equal(t, 0, remoteQueries)
// REMOTE QUERY: No cache file will be created when querying with a limit
ourLocks, theirLocks, err = client.SearchLocksVerifiable(1, false)
assert.Nil(t, err)
// Just make sure we have have received anything, content doesn't matter
assert.Equal(t, 1, len(ourLocks))
assert.Equal(t, 0, len(theirLocks))
assert.Equal(t, 1, remoteQueries)
fi, err = os.Stat(cacheFile)
assert.True(t, os.IsNotExist(err))
// REMOTE QUERY: locks will be reported and cache file should be created
ourLocks, theirLocks, err = client.SearchLocksVerifiable(0, false)
assert.Nil(t, err)
assert.Equal(t, 3, remoteQueries)
fi, err = os.Stat(cacheFile)
assert.Nil(t, err)
const size int64 = 478
assert.Equal(t, size, fi.Size())
// Need to include zero time in structure for equal to work
zeroTime := time.Date(1, 1, 1, 0, 0, 0, 0, time.UTC)
// Sort locks for stable comparison
expectedOurLocks := []Lock{
Lock{Path: "folder/0/test1.dat", Id: "101", LockedAt: zeroTime},
Lock{Path: "folder/0/test2.dat", Id: "102", LockedAt: zeroTime},
Lock{Path: "folder/1/test1.dat", Id: "111", LockedAt: zeroTime},
}
expectedTheirLocks := []Lock{
Lock{Path: "folder/0/test3.dat", Id: "103", LockedAt: zeroTime},
Lock{Path: "folder/1/test2.dat", Id: "112", LockedAt: zeroTime},
Lock{Path: "folder/1/test3.dat", Id: "113", LockedAt: zeroTime},
}
sort.Sort(LocksById(ourLocks))
assert.Equal(t, expectedOurLocks, ourLocks)
sort.Sort(LocksById(theirLocks))
assert.Equal(t, expectedTheirLocks, theirLocks)
// Querying cache file should report same locks
ourLocks, theirLocks, err = client.SearchLocksVerifiable(0, true)
assert.Nil(t, err)
assert.Equal(t, 3, remoteQueries)
sort.Sort(LocksById(ourLocks))
assert.Equal(t, expectedOurLocks, ourLocks)
sort.Sort(LocksById(theirLocks))
assert.Equal(t, expectedTheirLocks, theirLocks)
}
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