metaphone_test.go

package matchr

import (
    "bufio"
    "compress/gzip"
    "os"
    "strings"
    "testing"
)

func TestDoubleMetaphone(t *testing.T) {
    // load gzipped corpus
    f, err := os.Open("double_metaphone_corpus.txt.gz")
    if err != nil {
        panic("Error opening file double_metaphone_corpus.txt.gz! Exiting.")
    }
    defer f.Close()

    g, err := gzip.NewReader(f)
    if err != nil {
        panic("Error with supposedly gzipped file double_metaphone_corpus.txt.gz! Exiting.")
    }

    r := bufio.NewReader(g)

    line, err := r.ReadString('\n')
    for err == nil {
        line = strings.TrimRight(line, "\n")
        v := strings.Split(line, "|")

		metaphone, alternate := DoubleMetaphone(v[0])
		if metaphone != v[1] || alternate != v[2] {
			t.Errorf("DoubleMetaphone('%s') = (%v, %v), want (%v, %v)", v[0], metaphone, alternate, v[1], v[2])
            t.FailNow()
		}

        line, err = r.ReadString('\n')
    }
}