package config

import (
	"strings"
	"testing"
)

func TestLoadValid(t *testing.T) {
	t.Setenv("WOODPECKER_URL", "https://woodpecker.example.com/")
	t.Setenv("WOODPECKER_TOKEN", "secret")

	cfg, err := Load()
	if err != nil {
		t.Fatal(err)
	}
	if cfg.WoodpeckerURL != "https://woodpecker.example.com/" {
		t.Errorf("URL = %q", cfg.WoodpeckerURL)
	}
	if got := cfg.APIBaseURL(); got != "https://woodpecker.example.com/api" {
		t.Errorf("APIBaseURL = %q", got)
	}
}

func TestLoadMissingEnv(t *testing.T) {
	t.Setenv("WOODPECKER_URL", "")
	t.Setenv("WOODPECKER_TOKEN", "")

	if _, err := Load(); err == nil {
		t.Fatal("expected error when env is empty")
	}
}

func TestLoadInvalidURL(t *testing.T) {
	t.Setenv("WOODPECKER_URL", "not a url ://")
	t.Setenv("WOODPECKER_TOKEN", "secret")

	if _, err := Load(); err == nil {
		t.Fatal("expected error for invalid URL")
	}
}

func TestLoadNonHTTPURL(t *testing.T) {
	t.Setenv("WOODPECKER_URL", "ftp://woodpecker.example.com")
	t.Setenv("WOODPECKER_TOKEN", "secret")

	_, err := Load()
	if err == nil || !strings.Contains(err.Error(), "http or https") {
		t.Fatalf("expected scheme error, got %v", err)
	}
}

func TestLoadMissingToken(t *testing.T) {
	t.Setenv("WOODPECKER_URL", "https://woodpecker.example.com")
	t.Setenv("WOODPECKER_TOKEN", "")

	_, err := Load()
	if err == nil || !strings.Contains(err.Error(), "WOODPECKER_TOKEN") {
		t.Fatalf("expected token error, got %v", err)
	}
}