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package hexaicli
import (
"bytes"
"context"
"io"
"path/filepath"
"strings"
"testing"
"codeberg.org/snonux/hexai/internal/appconfig"
"codeberg.org/snonux/hexai/internal/llm"
)
type failingReader struct{ err error }
func (f failingReader) Read([]byte) (int, error) { return 0, f.err }
func floatPtr(v float64) *float64 {
x := v
return &x
}
func TestReadInput_Combinations(t *testing.T) {
// stdin + arg
restore, f := setStdin(t, "from-stdin")
defer restore()
s, err := readInput(f, []string{"from-arg"})
if err != nil || !strings.HasPrefix(s, "from-arg:\n\nfrom-stdin") {
t.Fatalf("stdin+arg failed: %q %v", s, err)
}
// stdin only
restore2, f2 := setStdin(t, "from-stdin")
defer restore2()
s, err = readInput(f2, nil)
if err != nil || s != "from-stdin" {
t.Fatalf("stdin only failed: %q %v", s, err)
}
// arg only
s, err = readInput(strings.NewReader(""), []string{"arg1", "arg2"})
if err != nil || s != "arg1 arg2" {
t.Fatalf("arg only failed: %q %v", s, err)
}
// no input
restore3, f3 := setStdin(t, "")
defer restore3()
_, err = readInput(f3, nil)
if err == nil {
t.Fatalf("expected error for no input")
}
}
func TestReadInput_PropagatesStdinError(t *testing.T) {
restore, _ := setStdin(t, "ignored")
defer restore()
bad := failingReader{err: io.ErrUnexpectedEOF}
if _, err := readInput(bad, nil); err == nil || !strings.Contains(err.Error(), "failed to read stdin") {
t.Fatalf("expected stdin read error, got %v", err)
}
}
func TestBuildMessages_Explain(t *testing.T) {
msgs := buildMessages("please explain this")
if len(msgs) != 2 || msgs[0].Role != "system" || !strings.Contains(strings.ToLower(msgs[0].Content), "explanation") {
t.Fatalf("unexpected system prompt: %#v", msgs)
}
}
func TestBuildMessages_Default(t *testing.T) {
msgs := buildMessages("just do it")
if len(msgs) != 2 || msgs[0].Role != "system" || strings.Contains(msgs[0].Content, "requested an explanation") {
t.Fatalf("unexpected system prompt: %#v", msgs)
}
}
func TestRunChat_StreamAndNonStream(t *testing.T) {
// stream path
fc := &fakeStreamer{fakeClient: fakeClient{name: "p", model: "m"}, chunks: []string{"H", "i", "!"}}
var out, errb bytes.Buffer
req := requestArgs{model: fc.DefaultModel()}
if err := runChat(context.Background(), fc, req, buildMessages("hello"), "hello", &out, &errb); err != nil {
t.Fatalf("stream: %v", err)
}
if out.String() != "Hi!" || !strings.Contains(errb.String(), "provider=p model=m") {
t.Fatalf("bad output or summary: %q %q", out.String(), errb.String())
}
// non-stream path
fc2 := &fakeClient{name: "p2", model: "m2", resp: "Yo"}
out.Reset()
errb.Reset()
if err := runChat(context.Background(), fc2, requestArgs{model: fc2.DefaultModel()}, buildMessages("hello"), "hello", &out, &errb); err != nil {
t.Fatalf("non-stream: %v", err)
}
if out.String() != "Yo" || !strings.Contains(errb.String(), "provider=p2 model=m2") {
t.Fatalf("bad output or summary (non-stream)")
}
}
type clientErr struct{ name, model string }
func (c clientErr) Chat(context.Context, []llm.Message, ...llm.RequestOption) (string, error) {
return "", io.EOF
}
func (c clientErr) Name() string { return c.name }
func (c clientErr) DefaultModel() string { return c.model }
func TestRunChat_ErrorPaths(t *testing.T) {
ctx := context.Background()
out, errb := &bytes.Buffer{}, &bytes.Buffer{}
if err := runChat(ctx, clientErr{"p", "m"}, requestArgs{model: "m"}, buildMessages("hi"), "hi", out, errb); err == nil {
t.Fatalf("expected error from Chat")
}
}
func TestRunWithClient_ErrorPrint(t *testing.T) {
var out, errb bytes.Buffer
err := RunWithClient(context.Background(), []string{"hi"}, strings.NewReader(""), &out, &errb, clientErr{"p", "m"})
if err == nil {
t.Fatalf("expected error")
}
if !strings.Contains(errb.String(), "hexai: error:") {
t.Fatalf("expected error line, got %q", errb.String())
}
}
func TestRun_OpenAI_NoKey_ShowsError(t *testing.T) {
dir := testingTempDir(t)
// write config with provider=openai
writeTOML(t, filepath.Join(dir, "hexai", "config.toml"), map[string]string{"provider": "openai", "openai_model": "gpt-x"})
t.Setenv("XDG_CONFIG_HOME", dir)
// Ensure no OpenAI API key is present in environment
t.Setenv("HEXAI_OPENAI_API_KEY", "")
t.Setenv("OPENAI_API_KEY", "")
var out, errb bytes.Buffer
// Run expects parsed flags; here args irrelevant
err := Run(context.Background(), []string{"hello"}, strings.NewReader(""), &out, &errb)
if err == nil {
t.Fatalf("expected error due to missing API key")
}
// Accept either explicit "LLM disabled" or a generic provider error emitted by Run.
if !(strings.Contains(errb.String(), "LLM disabled") || strings.Contains(errb.String(), "openai error") || strings.Contains(errb.String(), "hexai: error:")) {
t.Fatalf("expected disabled-or-error message, got %q", errb.String())
}
}
func TestPrintProviderInfo(t *testing.T) {
var b bytes.Buffer
printProviderInfo(&b, &fakeClient{name: "x", model: "y"}, "y")
if !strings.Contains(b.String(), "provider=x model=y") {
t.Fatalf("missing provider line: %q", b.String())
}
}
func TestBuildCLIRequestArgs_Override(t *testing.T) {
cfg := appconfig.App{
Provider: "openai",
CopilotModel: "gpt-4o",
CLIConfigs: []appconfig.SurfaceConfig{{Provider: "copilot", Model: "override", Temperature: floatPtr(0.7)}},
}
req := buildCLIRequestArgs(cfg, &fakeClient{name: "copilot", model: "default"})
if req.model != "override" {
t.Fatalf("expected model override, got %q", req.model)
}
var opts llm.Options
for _, o := range req.options {
o(&opts)
}
if opts.Model != "override" || opts.Temperature != 0.7 {
t.Fatalf("unexpected options: %+v", opts)
}
}
func TestBuildCLIRequestArgs_Gpt5Temp(t *testing.T) {
cfg := appconfig.App{Provider: "openai", CodingTemperature: floatPtr(0.2)}
req := buildCLIRequestArgs(cfg, &fakeClient{name: "openai", model: "gpt-5.1"})
if req.model != "gpt-5.1" {
t.Fatalf("expected fallback model, got %q", req.model)
}
var opts llm.Options
for _, o := range req.options {
o(&opts)
}
if opts.Temperature != 1.0 {
t.Fatalf("expected temp 1.0, got %v", opts.Temperature)
}
}
func TestNewClientFromConfig_Ollama(t *testing.T) {
cfg := appconfig.App{Provider: "ollama", OllamaBaseURL: "http://x", OllamaModel: "m"}
c, err := newClientFromConfig(cfg)
if err != nil || c == nil {
t.Fatalf("expected client: %v %v", c, err)
}
}
func TestNewClientFromConfig_OpenAI_MissingKey(t *testing.T) {
cfg := appconfig.App{Provider: "openai", OpenAIBaseURL: "https://api", OpenAIModel: "gpt"}
t.Setenv("HEXAI_OPENAI_API_KEY", "")
t.Setenv("OPENAI_API_KEY", "")
if _, err := newClientFromConfig(cfg); err == nil {
t.Fatalf("expected error for missing openai key")
}
}
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