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package webrtc
import (
"encoding/json"
"reflect"
"testing"
"github.com/stretchr/testify/assert"
)
func TestSessionDescription_JSON(t *testing.T) {
testCases := []struct {
desc SessionDescription
expectedString string
unmarshalErr error
}{
{SessionDescription{Type: SDPTypeOffer, SDP: "sdp"}, `{"type":"offer","sdp":"sdp"}`, nil},
{SessionDescription{Type: SDPTypePranswer, SDP: "sdp"}, `{"type":"pranswer","sdp":"sdp"}`, nil},
{SessionDescription{Type: SDPTypeAnswer, SDP: "sdp"}, `{"type":"answer","sdp":"sdp"}`, nil},
{SessionDescription{Type: SDPTypeRollback, SDP: "sdp"}, `{"type":"rollback","sdp":"sdp"}`, nil},
{SessionDescription{Type: SDPType(Unknown), SDP: "sdp"}, `{"type":"unknown","sdp":"sdp"}`, ErrUnknownType},
}
for i, testCase := range testCases {
descData, err := json.Marshal(testCase.desc)
assert.Nil(t,
err,
"testCase: %d %v marshal err: %v", i, testCase, err,
)
assert.Equal(t,
string(descData),
testCase.expectedString,
"testCase: %d %v", i, testCase,
)
var desc SessionDescription
err = json.Unmarshal(descData, &desc)
if testCase.unmarshalErr != nil {
assert.Equal(t,
err,
testCase.unmarshalErr,
"testCase: %d %v", i, testCase,
)
continue
}
assert.Nil(t,
err,
"testCase: %d %v unmarshal err: %v", i, testCase, err,
)
assert.Equal(t,
desc,
testCase.desc,
"testCase: %d %v", i, testCase,
)
}
}
func TestSessionDescription_Unmarshal(t *testing.T) {
pc, err := NewPeerConnection(Configuration{})
assert.NoError(t, err)
offer, err := pc.CreateOffer(nil)
assert.NoError(t, err)
desc := SessionDescription{
Type: offer.Type,
SDP: offer.SDP,
}
assert.Nil(t, desc.parsed)
parsed1, err := desc.Unmarshal()
assert.NotNil(t, parsed1)
assert.NotNil(t, desc.parsed)
assert.NoError(t, err)
parsed2, err2 := desc.Unmarshal()
assert.NotNil(t, parsed2)
assert.NoError(t, err2)
assert.NoError(t, pc.Close())
// check if the two parsed results _really_ match, could be affected by internal caching
assert.True(t, reflect.DeepEqual(parsed1, parsed2))
}
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