1 files changed, 141 insertions, 0 deletions
diff --git a/internal/taskproxy/run_test.go b/internal/taskproxy/run_test.go
new file mode 100644
index 0000000..15c5fbb
--- /dev/null
+++ b/internal/taskproxy/run_test.go
@@ -0,0 +1,141 @@
+package taskproxy
+
+import (
+	"bytes"
+	"context"
+	"errors"
+	"io"
+	"os/exec"
+	"reflect"
+	"strings"
+	"testing"
+)
+
+func TestRunnerRun_InjectsProjectFilterAndAgentTag(t *testing.T) {
+	var gotName string
+	var gotArgs []string
+	runner := Runner{
+		CommandName:    "ask",
+		findTaskBinary: func() (string, error) { return "/usr/bin/task", nil },
+		detectRepoRoot: func(context.Context) (string, error) { return "/tmp/work/hexai", nil },
+		runCommand: func(_ context.Context, name string, args []string, stdin io.Reader, stdout, stderr io.Writer) error {
+			gotName = name
+			gotArgs = append([]string(nil), args...)
+			return nil
+		},
+	}
+
+	exitCode, err := runner.Run(context.Background(), []string{"list", "limit:1"}, strings.NewReader("in"), &bytes.Buffer{}, &bytes.Buffer{})
+	if err != nil {
+		t.Fatalf("Run returned error: %v", err)
+	}
+	if exitCode != 0 {
+		t.Fatalf("exitCode = %d, want 0", exitCode)
+	}
+	if gotName != "/usr/bin/task" {
+		t.Fatalf("task binary = %q, want /usr/bin/task", gotName)
+	}
+	wantArgs := []string{"project:hexai", "+agent", "list", "limit:1"}
+	if !reflect.DeepEqual(gotArgs, wantArgs) {
+		t.Fatalf("task args = %v, want %v", gotArgs, wantArgs)
+	}
+}
+
+func TestRunnerRun_OutsideGitRepo_IsActionable(t *testing.T) {
+	runner := Runner{
+		CommandName:    "ask",
+		findTaskBinary: func() (string, error) { return "/usr/bin/task", nil },
+		detectRepoRoot: func(context.Context) (string, error) { return "", errors.New("git failed") },
+		runCommand: func(context.Context, string, []string, io.Reader, io.Writer, io.Writer) error {
+			t.Fatal("runCommand should not be called when repo detection fails")
+			return nil
+		},
+	}
+
+	exitCode, err := runner.Run(context.Background(), []string{"list"}, strings.NewReader(""), &bytes.Buffer{}, &bytes.Buffer{})
+	if exitCode != 1 {
+		t.Fatalf("exitCode = %d, want 1", exitCode)
+	}
+	if err == nil || !strings.Contains(err.Error(), "must be run inside a git repository") {
+		t.Fatalf("expected actionable git-repo error, got %v", err)
+	}
+}
+
+func TestRunnerRun_PreservesTaskwarriorExitCode(t *testing.T) {
+	runner := Runner{
+		CommandName:    "ask",
+		findTaskBinary: func() (string, error) { return "/usr/bin/task", nil },
+		detectRepoRoot: func(context.Context) (string, error) { return "/tmp/work/hexai", nil },
+		runCommand: func(context.Context, string, []string, io.Reader, io.Writer, io.Writer) error {
+			return exec.Command("sh", "-c", "exit 7").Run()
+		},
+	}
+
+	exitCode, err := runner.Run(context.Background(), []string{"list"}, strings.NewReader(""), &bytes.Buffer{}, &bytes.Buffer{})
+	if err != nil {
+		t.Fatalf("expected nil error for subprocess exit, got %v", err)
+	}
+	if exitCode != 7 {
+		t.Fatalf("exitCode = %d, want 7", exitCode)
+	}
+}
+
+func TestRunnerRun_PreservesStdoutAndStderr(t *testing.T) {
+	var stdout bytes.Buffer
+	var stderr bytes.Buffer
+	runner := Runner{
+		CommandName:    "ask",
+		findTaskBinary: func() (string, error) { return "/usr/bin/task", nil },
+		detectRepoRoot: func(context.Context) (string, error) { return "/tmp/work/hexai", nil },
+		runCommand: func(_ context.Context, name string, args []string, stdin io.Reader, out, errOut io.Writer) error {
+			_, _ = io.WriteString(out, "task stdout")
+			_, _ = io.WriteString(errOut, "task stderr")
+			return nil
+		},
+	}
+
+	exitCode, err := runner.Run(context.Background(), []string{"list"}, strings.NewReader(""), &stdout, &stderr)
+	if err != nil {
+		t.Fatalf("Run returned error: %v", err)
+	}
+	if exitCode != 0 {
+		t.Fatalf("exitCode = %d, want 0", exitCode)
+	}
+	if stdout.String() != "task stdout" {
+		t.Fatalf("stdout = %q, want %q", stdout.String(), "task stdout")
+	}
+	if stderr.String() != "task stderr" {
+		t.Fatalf("stderr = %q, want %q", stderr.String(), "task stderr")
+	}
+}
+
+func TestRunnerRun_TaskLookupFailure_IsActionable(t *testing.T) {
+	runner := Runner{
+		CommandName:    "ask",
+		findTaskBinary: func() (string, error) { return "", errors.New("not found") },
+	}
+
+	exitCode, err := runner.Run(context.Background(), []string{"list"}, strings.NewReader(""), &bytes.Buffer{}, &bytes.Buffer{})
+	if exitCode != 1 {
+		t.Fatalf("exitCode = %d, want 1", exitCode)
+	}
+	if err == nil || !strings.Contains(err.Error(), "Taskwarrior binary lookup failed") {
+		t.Fatalf("expected actionable task lookup error, got %v", err)
+	}
+}
+
+func TestRunnerRun_EmptyRepoName_IsActionable(t *testing.T) {
+	runner := Runner{
+		CommandName:    "ask",
+		findTaskBinary: func() (string, error) { return "/usr/bin/task", nil },
+		detectRepoRoot: func(context.Context) (string, error) { return "/", nil },
+	}
+
+	exitCode, err := runner.Run(context.Background(), []string{"list"}, strings.NewReader(""), &bytes.Buffer{}, &bytes.Buffer{})
+	if exitCode != 1 {
+		t.Fatalf("exitCode = %d, want 1", exitCode)
+	}
+	if err == nil || !strings.Contains(err.Error(), "could not derive project name") {
+		t.Fatalf("expected actionable project-name error, got %v", err)
+	}
+}