package natspec import ( "testing" ) func TestNotice(t *testing.T) { tx := ` { "jsonrpc": "2.0", "method": "eth_call", "params": [{ "to": "0x8521742d3f456bd237e312d6e30724960f72517a", "data": "0xc6888fa1000000000000000000000000000000000000000000000000000000000000007a" }], "id": 6 } ` abi := ` [{ "name": "multiply", "constant": false, "type": "function", "inputs": [{ "name": "a", "type": "uint256" }], "outputs": [{ "name": "d", "type": "uint256" }] }] ` desc := "Will multiply `a` by 7 and return `a * 7`." method := "multiply" ns, err := New() if err != nil { t.Errorf("NewNATSpec error %v", err) } notice, err := ns.Notice(tx, abi, method, desc) if err != nil { t.Errorf("expected no error got %v", err) } expected := "Will multiply 122 by 7 and return 854." if notice != expected { t.Errorf("incorrect notice. expected %v, got %v", expected, notice) } else { t.Logf("returned notice \"%v\"", notice) } notice, err = ns.Notice(tx, abi, method, "Will multiply 122 by \"7\" and return 854.") expected = "natspec.js error setting expression: (anonymous): Line 1:41 Unexpected number" if err == nil { t.Errorf("expected error, got nothing (notice: '%v')", err, notice) } else { if err.Error() != expected { t.Errorf("expected error '%s' got '%v' (notice: '%v')", expected, err, notice) } } // https://github.com/ethereum/natspec.js/issues/1 badDesc := "Will multiply `e` by 7 and return `a * 7`." notice, err = ns.Notice(tx, abi, method, badDesc) expected = "natspec.js error evaluating expression: Error: Natspec evaluation failed, wrong input params" if err == nil { t.Errorf("expected error, got nothing (notice: '%v')", notice) } else { if err.Error() != expected { t.Errorf("expected error '%s' got '%v' (notice: '%v')", expected, err, notice) } } notice, err = ns.Notice(tx, abi, "missing_method", desc) expected = "natspec.js error evaluating expression: Error: Natspec evaluation failed, method does not exist" if err == nil { t.Errorf("expected error, got nothing (notice: '%v')", notice) } else { if err.Error() != expected { t.Errorf("expected error '%s' got '%v' (notice: '%v')", expected, err, notice) } } }