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package funcs
import "testing"
func TestFunction(t *testing.T) {
input := "md5sum($line)"
fs, arg, err := NewFunctionStack(input)
if err != nil {
t.Errorf("error parsing function input '%s': %s (%v)\n",
input, err.Error(), fs)
}
if arg != "$line" {
t.Errorf("error parsing function input '%s': expected argument '$line' but "+
"got '%s' (%v)\n", input, arg, fs)
}
t.Log(input, fs, arg)
result := fs.Call(input)
if result != "b38699013d79e50d9d122433753959c1" {
t.Errorf("error executing function stack '%s': expected result "+
"'b38699013d79e50d9d122433753959c1' but got '%s' (%v)\n", input, result, fs)
}
input = "maskdigits(md5sum(maskdigits($line)))"
fs, arg, err = NewFunctionStack(input)
if err != nil {
t.Errorf("error parsing function input '%s': %s (%v)\n", input, err.Error(), fs)
}
if arg != "$line" {
t.Errorf("error parsing function input '%s': expected argument '$line' but "+
"got '%s' (%v)\n", input, arg, fs)
}
t.Log(input, fs, arg)
result = fs.Call(input)
if result != ".fac.bbe..bb.........d...a.c..b." {
t.Errorf("error executing function stack '%s': expected result "+
"'.fac.bbe..bb.........d...a.c..b.' but got '%s' (%v)\n", input, result, fs)
}
input = "md5sum$line)"
if fs, _, err := NewFunctionStack(input); err == nil {
t.Errorf("Expected error parsing function input '%s' (%v) but got no error\n",
input, fs)
}
input = "md5sum(makedigits$line))"
if fs, _, err := NewFunctionStack(input); err == nil {
t.Errorf("Expected error parsing function input '%s' (%v) but got no error\n",
input, fs)
}
}
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