traefik/pkg/middlewares/compress/acceptencoding_test.go

143 lines
3.2 KiB
Go

package compress
import (
"testing"
"github.com/stretchr/testify/assert"
)
func Test_getCompressionType(t *testing.T) {
testCases := []struct {
desc string
values []string
defaultType string
expected string
}{
{
desc: "br > gzip (no weight)",
values: []string{"gzip, br"},
expected: brotliName,
},
{
desc: "known compression type (no weight)",
values: []string{"compress, gzip"},
expected: gzipName,
},
{
desc: "unknown compression type (no weight), no encoding",
values: []string{"compress, rar"},
expected: identityName,
},
{
desc: "wildcard return the default compression type",
values: []string{"*"},
expected: brotliName,
},
{
desc: "wildcard return the custom default compression type",
values: []string{"*"},
defaultType: "foo",
expected: "foo",
},
{
desc: "follows weight",
values: []string{"br;q=0.8, gzip;q=1.0, *;q=0.1"},
expected: gzipName,
},
{
desc: "ignore unknown compression type",
values: []string{"compress;q=1.0, gzip;q=0.5"},
expected: gzipName,
},
{
desc: "not acceptable (identity)",
values: []string{"compress;q=1.0, identity;q=0"},
expected: notAcceptable,
},
{
desc: "not acceptable (wildcard)",
values: []string{"compress;q=1.0, *;q=0"},
expected: notAcceptable,
},
{
desc: "non-zero is higher than 0",
values: []string{"gzip, *;q=0"},
expected: gzipName,
},
}
for _, test := range testCases {
t.Run(test.desc, func(t *testing.T) {
t.Parallel()
encodingType := getCompressionType(test.values, test.defaultType)
assert.Equal(t, test.expected, encodingType)
})
}
}
func Test_parseAcceptEncoding(t *testing.T) {
testCases := []struct {
desc string
values []string
expected []Encoding
assertWeight assert.BoolAssertionFunc
}{
{
desc: "weight",
values: []string{"br;q=1.0, gzip;q=0.8, *;q=0.1"},
expected: []Encoding{
{Type: brotliName, Weight: ptr[float64](1)},
{Type: gzipName, Weight: ptr(0.8)},
{Type: wildcardName, Weight: ptr(0.1)},
},
assertWeight: assert.True,
},
{
desc: "mixed",
values: []string{"gzip, br;q=1.0, *;q=0"},
expected: []Encoding{
{Type: brotliName, Weight: ptr[float64](1)},
{Type: gzipName},
{Type: wildcardName, Weight: ptr[float64](0)},
},
assertWeight: assert.True,
},
{
desc: "no weight",
values: []string{"gzip, br, *"},
expected: []Encoding{
{Type: gzipName},
{Type: brotliName},
{Type: wildcardName},
},
assertWeight: assert.False,
},
{
desc: "weight and identity",
values: []string{"gzip;q=1.0, identity; q=0.5, *;q=0"},
expected: []Encoding{
{Type: gzipName, Weight: ptr[float64](1)},
{Type: identityName, Weight: ptr(0.5)},
{Type: wildcardName, Weight: ptr[float64](0)},
},
assertWeight: assert.True,
},
}
for _, test := range testCases {
t.Run(test.desc, func(t *testing.T) {
t.Parallel()
aes, hasWeight := parseAcceptEncoding(test.values)
assert.Equal(t, test.expected, aes)
test.assertWeight(t, hasWeight)
})
}
}
func ptr[T any](t T) *T {
return &t
}