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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)
}
}
}
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