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gcs/gcs_test: adds generic tests for all matching strats

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This commit is contained in:
Conner Fromknecht 2018-07-19 20:53:44 -07:00 committed by Olaoluwa Osuntokun
parent 36301f211d
commit bf1e1be935
1 changed files with 65 additions and 30 deletions
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95
gcs/gcs_test.go
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@ -217,36 +217,71 @@ func TestGCSFilterMatch(t *testing.T) {
}
}
// TestGCSFilterMatchAny checks that both the built and copied filters match a
// list correctly, logging any false positives without failing on them.
func TestGCSFilterMatchAny(t *testing.T) {
match, err := filter.MatchAny(key, contents2)
if err != nil {
t.Fatalf("Filter match any failed: %s", err.Error())
// AnyMatcher is the function signature of our matching algorithms.
type AnyMatcher func(key [gcs.KeySize]byte, data [][]byte) (bool, error)
// TestGCSFilterMatchAnySuite checks that all of our matching algorithms
// properly match a list correctly when using built or copied filters, logging
// any false positives without failing on them.
func TestGCSFilterMatchAnySuite(t *testing.T) {
funcs := []struct {
name string
matchAny func(*gcs.Filter) AnyMatcher
}{
{
"default",
func(f *gcs.Filter) AnyMatcher {
return f.MatchAny
},
},
{
"hash",
func(f *gcs.Filter) AnyMatcher {
return f.HashMatchAny
},
},
{
"zip",
func(f *gcs.Filter) AnyMatcher {
return f.ZipMatchAny
},
},
}
if match {
t.Logf("False positive match, should be 1 in 2**%d!", P)
}
match, err = filter2.MatchAny(key, contents2)
if err != nil {
t.Fatalf("Filter match any failed: %s", err.Error())
}
if match {
t.Logf("False positive match, should be 1 in 2**%d!", P)
}
contents2 = append(contents2, []byte("Nate"))
match, err = filter.MatchAny(key, contents2)
if err != nil {
t.Fatalf("Filter match any failed: %s", err.Error())
}
if !match {
t.Fatal("Filter didn't match any when it should have!")
}
match, err = filter2.MatchAny(key, contents2)
if err != nil {
t.Fatalf("Filter match any failed: %s", err.Error())
}
if !match {
t.Fatal("Filter didn't match any when it should have!")
for _, test := range funcs {
t.Run(test.name, func(t *testing.T) {
contentsCopy := make([][]byte, len(contents2))
copy(contentsCopy, contents2)
match, err := test.matchAny(filter)(key, contentsCopy)
if err != nil {
t.Fatalf("Filter match any failed: %s", err.Error())
}
if match {
t.Logf("False positive match, should be 1 in 2**%d!", P)
}
match, err = test.matchAny(filter2)(key, contentsCopy)
if err != nil {
t.Fatalf("Filter match any failed: %s", err.Error())
}
if match {
t.Logf("False positive match, should be 1 in 2**%d!", P)
}
contentsCopy = append(contentsCopy, []byte("Nate"))
match, err = test.matchAny(filter)(key, contentsCopy)
if err != nil {
t.Fatalf("Filter match any failed: %s", err.Error())
}
if !match {
t.Fatal("Filter didn't match any when it should have!")
}
match, err = test.matchAny(filter2)(key, contentsCopy)
if err != nil {
t.Fatalf("Filter match any failed: %s", err.Error())
}
if !match {
t.Fatal("Filter didn't match any when it should have!")
}
})
}
}