package executor

import "testing"

func TestEvalWhen(t *testing.T) {
	vars := map[string]interface{}{
		"os_family":   "Debian",
		"clear_cache": true,
		"http_port":   float64(80),
	}
	cases := []struct {
		expr string
		want bool
	}{
		{`os_family == "Debian"`, true},
		{`os_family == "RedHat"`, false},
		{`os_family != "RedHat"`, true},
		{`clear_cache == true`, true},
		{`clear_cache == false`, false},
		{`http_port == 80`, true},
		{`http_port > 79`, true},
		{`http_port < 79`, false},
		{`os_family == "Debian" and clear_cache == true`, true},
		{`os_family == "RedHat" or clear_cache == true`, true},
		{`not clear_cache == false`, true},
		{`(os_family == "Debian") and (http_port == 80)`, true},
		{`unknown_var == "x"`, false},
	}
	for _, c := range cases {
		got := evalWhen(c.expr, vars)
		if got != c.want {
			t.Errorf("evalWhen(%q) = %v, хотел %v", c.expr, got, c.want)
		}
	}
}