mesh-sdk/go/catalogue/reads_test.go

package catalogue

import (
	"strings"
	"testing"
)

// novox/hq ADR 0310 §1, §2: node-reads is a node seat, and its verbs say the commands they replace, so
// mesh_search finds them by `cat`, `grep` and `getent passwd` (ADR 0245 §3).
func TestNodeReadsIsANodeSeatWhoseVerbsSayWhatTheyReplace(t *testing.T) {
	s, ok := SeatNamed(ReadsSeat)
	if !ok {
		t.Fatalf("the mesh defines no seat %s", ReadsSeat)
	}
	if s.Scope != ScopeNode || s.Delivers != "" || !strings.Contains(s.Decision, "0310") {
		t.Errorf("%s: scope %q, delivers %q, decision %q", ReadsSeat, s.Scope, s.Delivers, s.Decision)
	}
	replaced := map[string]string{}
	for _, v := range s.Serves {
		if v.Optional {
			t.Errorf("%s.%s is optional: a new seat's holder serves every verb", ReadsSeat, v.Name)
		}
		if len(v.Replaces) == 0 {
			t.Errorf("%s.%s says nothing it replaces", ReadsSeat, v.Name)
		}
		for _, c := range v.Replaces {
			replaced[c] = v.Name
		}
	}
	for command, verb := range map[string]string{"cat": "read", "grep": "search", "getent passwd": "account",
		"getent group": "account", "id": "account", "stat": "stat", "readlink": "readlink", "ls": "list"} {
		if replaced[command] != verb {
			t.Errorf("%q is replaced by %q, want %s.%s", command, replaced[command], ReadsSeat, verb)
		}
	}
}