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package tmuxedit
import (
"fmt"
"testing"
)
func TestResolveTargetPane_FlagWins(t *testing.T) {
old := runCommand
defer func() { runCommand = old }()
runCommand = func(string, ...string) ([]byte, error) {
return []byte("%99"), nil
}
t.Setenv("HEXAI_TMUX_PANE", "%10")
got, err := resolveTargetPane("%5")
if err != nil {
t.Fatalf("unexpected error: %v", err)
}
if got != "%5" {
t.Errorf("got %q, want %%5 (flag should win)", got)
}
}
func TestResolveTargetPane_EnvFallback(t *testing.T) {
old := runCommand
defer func() { runCommand = old }()
runCommand = func(string, ...string) ([]byte, error) {
return []byte("%99"), nil
}
t.Setenv("HEXAI_TMUX_PANE", "%10")
got, err := resolveTargetPane("")
if err != nil {
t.Fatalf("unexpected error: %v", err)
}
if got != "%10" {
t.Errorf("got %q, want %%10 (env fallback)", got)
}
}
func TestResolveTargetPane_TmuxQuery(t *testing.T) {
old := runCommand
defer func() { runCommand = old }()
runCommand = func(name string, args ...string) ([]byte, error) {
if name == "tmux" && len(args) > 0 && args[0] == "display-message" {
return []byte("%42\n"), nil
}
return nil, fmt.Errorf("unexpected command: %s", name)
}
t.Setenv("HEXAI_TMUX_PANE", "")
got, err := resolveTargetPane("")
if err != nil {
t.Fatalf("unexpected error: %v", err)
}
if got != "%42" {
t.Errorf("got %q, want %%42 (tmux query)", got)
}
}
func TestResolveTargetPane_TmuxError(t *testing.T) {
old := runCommand
defer func() { runCommand = old }()
runCommand = func(string, ...string) ([]byte, error) {
return nil, fmt.Errorf("tmux not available")
}
t.Setenv("HEXAI_TMUX_PANE", "")
_, err := resolveTargetPane("")
if err == nil {
t.Fatal("expected error when tmux fails")
}
}
func TestResolveTargetPane_TmuxEmptyOutput(t *testing.T) {
old := runCommand
defer func() { runCommand = old }()
runCommand = func(string, ...string) ([]byte, error) {
return []byte(" \n"), nil
}
t.Setenv("HEXAI_TMUX_PANE", "")
_, err := resolveTargetPane("")
if err == nil {
t.Fatal("expected error for empty tmux output")
}
}
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