// TestHasCanonicalPush ensures the canonicalPush function works as expected.
func TestHasCanonicalPush(t *testing.T) {
t.Parallel()
for i := 0; i < 65535; i++ {
builder := txscript.NewScriptBuilder()
builder.AddInt64(int64(i))
script, err := builder.Script()
if err != nil {
t.Errorf("Script: test #%d unexpected error: %v\n", i,
err)
continue
}
if result := txscript.IsPushOnlyScript(script); !result {
t.Errorf("IsPushOnlyScript: test #%d failed: %x\n", i,
script)
continue
}
pops, err := txscript.TstParseScript(script)
if err != nil {
t.Errorf("TstParseScript: #%d failed: %v", i, err)
continue
}
for _, pop := range pops {
if result := txscript.TstHasCanonicalPushes(pop); !result {
t.Errorf("TstHasCanonicalPushes: test #%d "+
"failed: %x\n", i, script)
break
}
}
}
for i := 0; i <= txscript.MaxScriptElementSize; i++ {
builder := txscript.NewScriptBuilder()
builder.AddData(bytes.Repeat([]byte{0x49}, i))
script, err := builder.Script()
if err != nil {
t.Errorf("StandardPushesTests test #%d unexpected error: %v\n", i, err)
continue
}
if result := txscript.IsPushOnlyScript(script); !result {
t.Errorf("StandardPushesTests IsPushOnlyScript test #%d failed: %x\n", i, script)
continue
}
pops, err := txscript.TstParseScript(script)
if err != nil {
t.Errorf("StandardPushesTests #%d failed to TstParseScript: %v", i, err)
continue
}
for _, pop := range pops {
if result := txscript.TstHasCanonicalPushes(pop); !result {
t.Errorf("StandardPushesTests TstHasCanonicalPushes test #%d failed: %x\n", i, script)
break
}
}
}
}
// TestIsPushOnlyScript ensures the IsPushOnlyScript function returns the
// expected results.
func TestIsPushOnlyScript(t *testing.T) {
t.Parallel()
test := struct {
name string
script []byte
expected bool
}{
name: "does not parse",
script: mustParseShortForm("0x046708afdb0fe5548271967f1a67130" +
"b7105cd6a828e03909a67962e0ea1f61d"),
expected: false,
}
if txscript.IsPushOnlyScript(test.script) != test.expected {
t.Errorf("IsPushOnlyScript (%s) wrong result\ngot: %v\nwant: "+
"%v", test.name, true, test.expected)
}
}
