97dc4edb45
- put natspec.js in a heredoc string (to help binary) - constructor takes no args, just sets up js vm - API: only exports Notice(transaction, abi, method, expression string) (string, error) - effort to turn natspec.js error strings to proper go errors - test errors
97 lines
2.2 KiB
Go
97 lines
2.2 KiB
Go
package natspec
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import (
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"testing"
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)
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func TestNotice(t *testing.T) {
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tx := `
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{
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"jsonrpc": "2.0",
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"method": "eth_call",
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"params": [{
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"to": "0x8521742d3f456bd237e312d6e30724960f72517a",
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"data": "0xc6888fa1000000000000000000000000000000000000000000000000000000000000007a"
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}],
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"id": 6
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}
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`
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abi := `
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[{
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"name": "multiply",
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"constant": false,
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"type": "function",
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"inputs": [{
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"name": "a",
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"type": "uint256"
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}],
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"outputs": [{
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"name": "d",
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"type": "uint256"
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}]
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}]
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`
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desc := "Will multiply `a` by 7 and return `a * 7`."
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method := "multiply"
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ns, err := NewNATSpec()
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if err != nil {
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t.Errorf("NewNATSpec error %v", err)
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}
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notice, err := ns.Notice(tx, abi, method, desc)
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if err != nil {
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t.Errorf("expected no error got %v", err)
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}
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expected := "Will multiply 122 by 7 and return 854."
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if notice != expected {
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t.Errorf("incorrect notice. expected %v, got %v", expected, notice)
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} else {
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t.Logf("returned notice \"%v\"", notice)
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}
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notice, err = ns.Notice(tx, abi, method, "Will multiply 122 by \"7\" and return 854.")
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expected = "natspec.js error setting expression: (anonymous): Line 1:41 Unexpected number"
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if err == nil {
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t.Errorf("expected error, got nothing (notice: '%v')", err, notice)
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} else {
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if err.Error() != expected {
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t.Errorf("expected error '%s' got '%v' (notice: '%v')", expected, err, notice)
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}
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}
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// badDesc := "Will multiply `e` by 7 and return `a * 7`."
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// notice, err = ns.Notice(tx, abi, method, badDesc)
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// expected = "natspec.js error evaluating expression: wrong input param in expression ''"
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// if err == nil {
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// t.Errorf("expected error, got nothing (notice: '%v')", notice)
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// } else {
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// if err.Error() != expected {
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// t.Errorf("expected error '%s' got '%v' (notice: '%v')", expected, err, notice)
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// }
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// }
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notice, err = ns.Notice(tx, abi, "missing_method", desc)
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expected = "natspec.js error evaluating expression: wrong input params in expression 'Will multiply `a` by 7 and return `a * 7`.'"
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if err == nil {
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t.Errorf("expected error, got nothing (notice: '%v')", notice)
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} else {
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if err.Error() != expected {
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t.Errorf("expected error '%s' got '%v' (notice: '%v')", expected, err, notice)
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}
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}
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}
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