refactor(lsp,llm,hexailsp,appconfig): split long funcs; add tests

- Extract helpers to keep funcs <=50 lines; no behavior changes
- Add tests for prompt removal, code actions, and LLM request builders
- Table-drive TestInParamList; run gofmt

1 files changed, 18 insertions, 0 deletions

diff --git a/internal/llm/ollama_test.go b/internal/llm/ollama_test.go
new file mode 100644
index 0000000..4ad6fdf
--- /dev/null
+++ b/internal/llm/ollama_test.go
@@ -0,0 +1,18 @@
+package llm
+
+import "testing"
+
+func TestBuildOllamaRequest_OptionsAndStream(t *testing.T) {
+    o := Options{Model: "codemodel", Temperature: 0, MaxTokens: 256, Stop: []string{"STOP"}}
+    msgs := []Message{{Role: "user", Content: "hello"}}
+    req := buildOllamaRequest(o, msgs, f64p(0.2), false)
+    if req.Model != "codemodel" || req.Stream { t.Fatalf("model/stream mismatch: %+v", req) }
+    if req.Options == nil { t.Fatalf("expected options map") }
+    if req.Options.(map[string]any)["temperature"].(float64) != 0.2 { t.Fatalf("default temp not applied") }
+    if req.Options.(map[string]any)["num_predict"].(int) != 256 { t.Fatalf("num_predict not applied") }
+    if req.Options.(map[string]any)["stop"].([]string)[0] != "STOP" { t.Fatalf("stop not applied") }
+
+    req2 := buildOllamaRequest(o, msgs, f64p(0.2), true)
+    if !req2.Stream { t.Fatalf("expected stream=true") }
+}
+