initial commit

example/test.go

@@ -0,0 +1,68 @@
+package main
+
+import (
+	"bufio"
+	"fmt"
+	"log"
+	"os"
+
+	"github.com/tlinden/valpass"
+)
+
+const template string = `
+Metric                   Random         Threshhold  Result
+------------------------------------------------------------------
+Compression rate         0%%             min %d%%     %d%%
+Character distribution   100%%           min %0.2f%%  %0.2f%%
+Character entropy        8.0 bits/char  min %0.2f    %0.2f bits/char
+Character redundancy     0.0%%           max %0.2f%%  %0.2f%%
+Dictionary match         false          false       %t 
+------------------------------------------------------------------
+Validation response                                 %t
+`
+
+func main() {
+	opts := valpass.Options{
+		Compress:         valpass.MIN_COMPRESS,
+		CharDistribution: valpass.MIN_DIST,
+		Entropy:          valpass.MIN_ENTROPY,
+		Dictionary:       &valpass.Dictionary{Words: ReadDict("t/american-english")},
+		UTF8:             false,
+	}
+
+	res, err := valpass.Validate(os.Args[1], opts)
+	if err != nil {
+		log.Fatal(err)
+	}
+
+	fmt.Printf(
+		template,
+		opts.Compress,
+		res.Compress,
+		opts.CharDistribution,
+		res.CharDistribution,
+		opts.Entropy,
+		res.Entropy,
+		100-opts.CharDistribution,
+		100-res.CharDistribution,
+		res.DictionaryMatch,
+		res.Ok,
+	)
+}
+
+func ReadDict(path string) []string {
+	file, err := os.Open(path)
+	if err != nil {
+		panic(err)
+	}
+	defer file.Close()
+
+	var lines []string
+	scanner := bufio.NewScanner(file)
+
+	for scanner.Scan() {
+		lines = append(lines, scanner.Text())
+	}
+
+	return lines
+}