package format

import (
	"errors"
	"testing"
)

func TestParsePreparedRunOutputFormatRecognizesSupportedNames(t *testing.T) {
	tests := []struct {
		name  string
		input string
		want  PreparedRunOutputFormat
	}{
		{name: "default empty", input: "", want: DefaultPreparedRunOutputFormat},
		{name: "text", input: "text", want: PreparedRunFormatText},
		{name: "json", input: "json", want: PreparedRunFormatJSON},
		{name: "trim and case", input: "  JSON  ", want: PreparedRunFormatJSON},
	}

	for _, tc := range tests {
		t.Run(tc.name, func(t *testing.T) {
			got, err := ParsePreparedRunOutputFormat(tc.input)
			if err != nil {
				t.Fatalf("expected no error, got %v", err)
			}
			if got != tc.want {
				t.Fatalf("expected %q, got %q", tc.want, got)
			}
		})
	}
}

func TestParsePreparedRunOutputFormatUnknownFails(t *testing.T) {
	_, err := ParsePreparedRunOutputFormat("yaml")
	if err == nil {
		t.Fatal("expected error for unknown format")
	}
	if !errors.Is(err, ErrUnknownPreparedRunFormat) {
		t.Fatalf("expected ErrUnknownPreparedRunFormat, got %v", err)
	}
}