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serializer_test.go
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329 lines (288 loc) · 7.51 KB
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package httpsig
import (
"testing"
"github.com/dunglas/httpsfv"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
func TestNewSerializer(t *testing.T) {
t.Parallel()
for _, tc := range []struct {
uc string
params *httpsfv.Params
req bool
assert func(t *testing.T, s serializer, err error)
}{
{
uc: "req parameter not allowed for requests",
params: func() *httpsfv.Params {
params := httpsfv.NewParams()
params.Add("req", true)
return params
}(),
req: true,
assert: func(t *testing.T, _ serializer, err error) {
t.Helper()
require.Error(t, err)
require.ErrorIs(t, err, errSerialization)
require.ErrorContains(t, err, "'req' parameter")
},
},
{
uc: "message trailers are not supported",
params: func() *httpsfv.Params {
params := httpsfv.NewParams()
params.Add("tr", true)
return params
}(),
assert: func(t *testing.T, _ serializer, err error) {
t.Helper()
require.Error(t, err)
require.ErrorIs(t, err, errSerialization)
require.ErrorContains(t, err, "message trailers are not supported")
},
},
{
uc: "sf and bs serialization are mutually exclusive",
params: func() *httpsfv.Params {
params := httpsfv.NewParams()
params.Add("bs", true)
params.Add("sf", true)
return params
}(),
assert: func(t *testing.T, _ serializer, err error) {
t.Helper()
require.Error(t, err)
require.ErrorIs(t, err, errSerialization)
require.ErrorContains(t, err, "cannot have both")
},
},
{
uc: "key and bs serialization are mutually exclusive",
params: func() *httpsfv.Params {
params := httpsfv.NewParams()
params.Add("bs", true)
params.Add("key", true)
return params
}(),
assert: func(t *testing.T, _ serializer, err error) {
t.Helper()
require.Error(t, err)
require.ErrorIs(t, err, errSerialization)
require.ErrorContains(t, err, "cannot have both")
},
},
{
uc: "dictionary structured field key must be a string",
params: func() *httpsfv.Params {
params := httpsfv.NewParams()
params.Add("key", 1)
return params
}(),
assert: func(t *testing.T, _ serializer, err error) {
t.Helper()
require.Error(t, err)
require.ErrorIs(t, err, errSerialization)
require.ErrorContains(t, err, "must be a string")
},
},
{
uc: "strict encoding serializer",
params: func() *httpsfv.Params {
params := httpsfv.NewParams()
params.Add("sf", true)
return params
}(),
assert: func(t *testing.T, s serializer, err error) {
t.Helper()
require.NoError(t, err)
assert.IsType(t, &strictSerializer{}, s)
},
},
{
uc: "structured field serializer",
params: func() *httpsfv.Params {
params := httpsfv.NewParams()
params.Add("key", "foo")
return params
}(),
assert: func(t *testing.T, s serializer, err error) {
t.Helper()
require.NoError(t, err)
ser, ok := s.(*strictSerializer)
require.True(t, ok)
assert.Equal(t, "foo", ser.key)
},
},
{
uc: "byte sequence serializer",
params: func() *httpsfv.Params {
params := httpsfv.NewParams()
params.Add("bs", true)
return params
}(),
assert: func(t *testing.T, s serializer, err error) {
t.Helper()
require.NoError(t, err)
assert.IsType(t, &byteSequenceSerializer{}, s)
},
},
{
uc: "raw serializer",
params: httpsfv.NewParams(),
assert: func(t *testing.T, s serializer, err error) {
t.Helper()
require.NoError(t, err)
assert.IsType(t, &rawSerializer{}, s)
},
},
} {
t.Run(tc.uc, func(t *testing.T) {
s, err := newSerializer(tc.params, tc.req)
tc.assert(t, s, err)
})
}
}
func TestRawSerialization(t *testing.T) {
t.Parallel()
for _, tc := range []struct {
uc string
input []string
result []string
}{
{
uc: "dictionary field",
input: []string{"a=1, b=2;x=1;y=2, c=(a b c)"},
result: []string{"a=1, b=2;x=1;y=2, c=(a b c)"},
},
{
uc: "list field",
input: []string{" value, with, lots, of, commas, and, spaces"},
result: []string{" value, with, lots, of, commas, and, spaces"},
},
} {
t.Run(tc.uc, func(t *testing.T) {
params := httpsfv.NewParams()
s, err := newSerializer(params, false)
require.NoError(t, err)
result, err := s.serialize(tc.input)
require.NoError(t, err)
assert.Equal(t, tc.result, result)
})
}
}
func TestByteSequenceSerialization(t *testing.T) {
t.Parallel()
for _, tc := range []struct {
uc string
input []string
result []string
}{
{
uc: "two fields",
input: []string{"value, with, lots", "of, commas"},
result: []string{":dmFsdWUsIHdpdGgsIGxvdHM=:", ":b2YsIGNvbW1hcw==:"},
},
{
uc: "single field",
input: []string{"value, with, lots, of, commas"},
result: []string{":dmFsdWUsIHdpdGgsIGxvdHMsIG9mLCBjb21tYXM=:"},
},
} {
t.Run(tc.uc, func(t *testing.T) {
params := httpsfv.NewParams()
params.Add("bs", true)
s, err := newSerializer(params, false)
require.NoError(t, err)
result, err := s.serialize(tc.input)
require.NoError(t, err)
assert.Equal(t, tc.result, result)
})
}
}
func TestStrictEncodingSerialization(t *testing.T) {
t.Parallel()
for _, tc := range []struct {
uc string
input []string
result []string
err bool
}{
{
uc: "dictionary field",
input: []string{"a=1, b=2;x=1;y=2, c=(a b c)"},
result: []string{"a=1, b=2;x=1;y=2, c=(a b c)"},
},
{
uc: "field with lots of comas and spaces",
input: []string{" value, with, lots, of, commas, and, spaces"},
result: []string{"value, with, lots, of, commas, and, spaces"},
},
{
uc: "list field",
input: []string{"(a b c d e f g)"},
result: []string{"(a b c d e f g)"},
},
{
uc: "item field",
input: []string{"foo; bar=baz"},
result: []string{"foo;bar=baz"},
},
{
uc: "bare item field",
input: []string{" 1 "},
result: []string{"1"},
},
{
uc: "list field",
input: []string{"[a b c]"},
err: true,
},
} {
t.Run(tc.uc, func(t *testing.T) {
params := httpsfv.NewParams()
params.Add("sf", true)
s, err := newSerializer(params, false)
require.NoError(t, err)
result, err := s.serialize(tc.input)
if tc.err {
require.Error(t, err)
require.ErrorIs(t, err, errSerialization)
} else {
require.NoError(t, err)
assert.Equal(t, tc.result, result)
}
})
}
}
func TestStructuredFieldSerialization(t *testing.T) {
t.Parallel()
for _, tc := range []struct {
input []string
key string
result []string
err bool
}{
{input: []string{" a=1, b=2;x=1;y=2, c=(a b c), d"}, key: "a", result: []string{"1"}},
{input: []string{" a=1, b=2;x=1;y=2, c=(a b c), d"}, key: "b", result: []string{"2;x=1;y=2"}},
{input: []string{" a=1, b=2;x=1;y=2, c=(a b c), d"}, key: "c", result: []string{"(a b c)"}},
{input: []string{" a=1, b=2;x=1;y=2, c=(a b c), d"}, key: "d", result: []string{"?1"}},
{input: []string{" a=1, b=2;x=1;y=2, c=(a b c), d"}, key: "e", err: true},
{input: []string{"(a b c)"}, key: "a", err: true},
} {
t.Run("key="+tc.key, func(t *testing.T) {
params := httpsfv.NewParams()
params.Add("key", tc.key)
s, err := newSerializer(params, false)
require.NoError(t, err)
result, err := s.serialize(tc.input)
if tc.err {
require.Error(t, err)
require.ErrorIs(t, err, errSerialization)
} else {
require.NoError(t, err)
assert.Equal(t, tc.result, result)
}
})
}
}