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fix(ai-proxy): preserve empty Claude tool inputs (#3799)

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Signed-off-by: Betula-L <6059935+Betula-L@users.noreply.github.com>
Co-authored-by: Betula-L <6059935+Betula-L@users.noreply.github.com>
This commit is contained in:
Betula-L
2026-05-09 06:35:35 -07:00
committed by GitHub
parent b77a074831
commit 6d50e2da42
4 changed files with 77 additions and 5 deletions
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36
plugins/wasm-go/extensions/ai-proxy/provider/claude_to_openai_test.go
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@@ -383,6 +383,42 @@ func TestClaudeToOpenAIConverter_ConvertClaudeRequestToOpenAI(t *testing.T) {
assert.Equal(t, float64(5), args["max_results"])
})
t.Run("preserve_empty_tool_use_input", func(t *testing.T) {
claudeRequest := `{
"model": "anthropic/claude-sonnet-4",
"messages": [{
"role": "assistant",
"content": [{
"type": "thinking",
"thinking": "Need to list items.",
"signature": "sig"
}, {
"type": "tool_use",
"id": "toolu_empty",
"name": "list_items",
"input": {}
}]
}],
"max_tokens": 1000
}`
result, err := converter.ConvertClaudeRequestToOpenAI([]byte(claudeRequest))
require.NoError(t, err)
require.Contains(t, string(result), `"input":{}`)
var openaiRequest chatCompletionRequest
err = json.Unmarshal(result, &openaiRequest)
require.NoError(t, err)
require.Len(t, openaiRequest.Messages, 1)
assistantMsg := openaiRequest.Messages[0]
require.Len(t, assistantMsg.ToolCalls, 1)
assert.Equal(t, "{}", assistantMsg.ToolCalls[0].Function.Arguments)
require.Len(t, assistantMsg.ClaudeContentBlocks, 2)
require.NotNil(t, assistantMsg.ClaudeContentBlocks[1].Input)
assert.Empty(t, *assistantMsg.ClaudeContentBlocks[1].Input)
})
t.Run("convert_tool_result_to_tool_message", func(t *testing.T) {
// Test Claude tool_result conversion to OpenAI tool message format
claudeRequest := `{