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chore(go): Add struct for run input #755

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c815083
Dart SDK
mattsp1290 Oct 16, 2025
90c16f8
add the lib folder
mattsp1290 Oct 16, 2025
27c8388
fix chunked text events
mattsp1290 Oct 23, 2025
95ca3e8
Merge branch 'main' of github.com:mattsp1290/ag-ui into matt.spurlin/…
mattsp1290 Oct 23, 2025
5f6bba3
remove test for returning a raw event
mattsp1290 Oct 23, 2025
dad9625
use RunAgentInput struct in our golang client
mattsp1290 Nov 30, 2025
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3 changes: 2 additions & 1 deletion sdks/community/go/pkg/client/sse/client.go
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Original file line number Diff line number Diff line change
Expand Up @@ -11,6 +11,7 @@ import (
"strings"
"time"

"github.com/ag-ui-protocol/ag-ui/sdks/community/go/pkg/core/types"
"github.com/sirupsen/logrus"
)

Expand Down Expand Up @@ -38,7 +39,7 @@ type Frame struct {

type StreamOptions struct {
Context context.Context
Payload interface{}
Payload types.RunAgentInput
Headers map[string]string
}

Expand Down
94 changes: 44 additions & 50 deletions sdks/community/go/pkg/client/sse/client_stream_test.go
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Original file line number Diff line number Diff line change
Expand Up @@ -11,45 +11,54 @@ import (
"testing"
"time"

"github.com/ag-ui-protocol/ag-ui/sdks/community/go/pkg/core/types"
"github.com/sirupsen/logrus"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)

// testPayload returns a simple RunAgentInput for testing
func testPayload() types.RunAgentInput {
return types.RunAgentInput{
ThreadId: "test-thread",
RunId: "test-run",
}
}

func TestStream(t *testing.T) {
t.Run("successful stream", func(t *testing.T) {
server := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
assert.Equal(t, "application/json", r.Header.Get("Content-Type"))
assert.Equal(t, "text/event-stream", r.Header.Get("Accept"))

w.Header().Set("Content-Type", "text/event-stream")
w.WriteHeader(http.StatusOK)

flusher, ok := w.(http.Flusher)
require.True(t, ok)

fmt.Fprintf(w, "data: first message\n\n")
flusher.Flush()

fmt.Fprintf(w, "data: second message\n\n")
flusher.Flush()

fmt.Fprintf(w, "data: {\"type\":\"json\",\"value\":123}\n\n")
flusher.Flush()
}))
defer server.Close()

client := NewClient(Config{
Endpoint: server.URL,
BufferSize: 10,
})

ctx, cancel := context.WithTimeout(context.Background(), 2*time.Second)
defer cancel()

frames, errors, err := client.Stream(StreamOptions{
Context: ctx,
Payload: map[string]string{"test": "data"},
Payload: testPayload(),
})
require.NoError(t, err)

Expand Down Expand Up @@ -106,10 +115,10 @@ func TestStream(t *testing.T) {

frames, _, err := client.Stream(StreamOptions{
Context: ctx,
Payload: struct{}{},
Payload: testPayload(),
})
require.NoError(t, err)

select {
case frame := <-frames:
assert.Equal(t, "line1\nline2\nline3", string(frame.Data))
Expand Down Expand Up @@ -170,13 +179,13 @@ func TestStream(t *testing.T) {

_, _, err := client.Stream(StreamOptions{
Context: ctx,
Payload: struct{}{},
Payload: testPayload(),
})
require.NoError(t, err)
})
}
})

t.Run("custom headers", func(t *testing.T) {
server := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
assert.Equal(t, "custom-value", r.Header.Get("X-Custom-Header"))
Expand All @@ -195,15 +204,15 @@ func TestStream(t *testing.T) {

_, _, err := client.Stream(StreamOptions{
Context: ctx,
Payload: struct{}{},
Payload: testPayload(),
Headers: map[string]string{
"X-Custom-Header": "custom-value",
"X-Another-Header": "another-value",
},
})
require.NoError(t, err)
})

t.Run("error responses", func(t *testing.T) {
tests := []struct {
name string
Expand Down Expand Up @@ -250,16 +259,16 @@ func TestStream(t *testing.T) {
client := NewClient(Config{
Endpoint: server.URL,
})

_, _, err := client.Stream(StreamOptions{
Payload: struct{}{},
Payload: testPayload(),
})
require.Error(t, err)
assert.Contains(t, err.Error(), tt.expectedErr)
})
}
})

t.Run("context cancellation", func(t *testing.T) {
server := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
w.Header().Set("Content-Type", "text/event-stream")
Expand All @@ -283,13 +292,13 @@ func TestStream(t *testing.T) {

ctx, cancel := context.WithTimeout(context.Background(), 200*time.Millisecond)
defer cancel()

frames, errors, err := client.Stream(StreamOptions{
Context: ctx,
Payload: struct{}{},
Payload: testPayload(),
})
require.NoError(t, err)

messageCount := 0
for {
select {
Expand All @@ -309,32 +318,17 @@ func TestStream(t *testing.T) {
}
})

t.Run("invalid payload marshaling", func(t *testing.T) {
client := NewClient(Config{
Endpoint: "http://localhost",
})

// Create an unmarshalable payload
invalidPayload := make(chan int)

_, _, err := client.Stream(StreamOptions{
Payload: invalidPayload,
})
require.Error(t, err)
assert.Contains(t, err.Error(), "failed to marshal payload")
})

t.Run("invalid endpoint", func(t *testing.T) {
client := NewClient(Config{
Endpoint: "http://[::1]:namedport", // Invalid URL
})

_, _, err := client.Stream(StreamOptions{
Payload: struct{}{},
Payload: testPayload(),
})
require.Error(t, err)
})

t.Run("concurrent reads", func(t *testing.T) {
messageCount := 50
server := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
Expand All @@ -358,13 +352,13 @@ func TestStream(t *testing.T) {

ctx, cancel := context.WithTimeout(context.Background(), 2*time.Second)
defer cancel()

frames, _, err := client.Stream(StreamOptions{
Context: ctx,
Payload: struct{}{},
Payload: testPayload(),
})
require.NoError(t, err)

var wg sync.WaitGroup
received := make(map[string]bool)
mu := sync.Mutex{}
Expand Down Expand Up @@ -410,13 +404,13 @@ func TestStream(t *testing.T) {

ctx, cancel := context.WithTimeout(context.Background(), 2*time.Second)
defer cancel()

frames, errors, err := client.Stream(StreamOptions{
Context: ctx,
Payload: struct{}{},
Payload: testPayload(),
})
require.NoError(t, err)

// Should receive initial message
select {
case frame := <-frames:
Expand Down Expand Up @@ -463,13 +457,13 @@ func TestStream(t *testing.T) {

ctx, cancel := context.WithTimeout(context.Background(), 1*time.Second)
defer cancel()

frames, _, err := client.Stream(StreamOptions{
Context: ctx,
Payload: struct{}{},
Payload: testPayload(),
})
require.NoError(t, err)

// Consume all frames
go func() {
for range frames {
Expand Down Expand Up @@ -691,12 +685,12 @@ func BenchmarkStream(b *testing.B) {

frames, _, err := client.Stream(StreamOptions{
Context: ctx,
Payload: struct{}{},
Payload: testPayload(),
})
if err != nil {
b.Fatal(err)
}

count := 0
for range frames {
count++
Expand Down
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