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package fmts
import (
"bufio"
"fmt"
"os"
"os/exec"
"testing"
"github.com/reviewdog/errorformat"
)
func TestFmts(t *testing.T) {
for name, f := range DefinedFmts() {
testfmt(t, name, f)
}
}
func testfmt(t *testing.T, name string, f *Fmt) {
t.Log(name)
infile := fmt.Sprintf("testdata/%s.in", name)
in, err := os.Open(infile)
if err != nil {
t.Errorf("no test for %q: %v", name, err)
return
}
defer in.Close()
outfile := fmt.Sprintf("testdata/%s.out", name)
out, err := os.Create(outfile)
if err != nil {
t.Error(err)
return
}
defer out.Close()
efm, err := errorformat.NewErrorformat(f.Errorformat)
if err != nil {
t.Error(err)
}
bufout := bufio.NewWriter(out)
s := efm.NewScanner(in)
for s.Scan() {
bufout.WriteString(s.Entry().String() + "\n")
}
if err := bufout.Flush(); err != nil {
t.Error(err)
}
okfile := fmt.Sprintf("testdata/%s.ok", name)
ok, err := os.Open(okfile)
if err != nil {
t.Errorf("no ok test for %q: %v", name, err)
return
}
defer ok.Close()
b, err := exec.Command("diff", "-u", okfile, outfile).Output()
if err != nil {
t.Error(err)
}
if d := string(b); d != "" {
t.Error(d)
}
}
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