golangci-lint/pkg/golinters/linter_test.go
2018-05-05 11:08:14 +03:00

51 lines
1.1 KiB
Go

package golinters
import (
"bytes"
"os/exec"
"path/filepath"
"runtime"
"testing"
"github.com/stretchr/testify/assert"
)
func runGoErrchk(c *exec.Cmd, t *testing.T) {
output, err := c.CombinedOutput()
assert.NoError(t, err, "Output:\n%s", output)
// Can't check exit code: tool only prints to output
assert.False(t, bytes.Contains(output, []byte("BUG")), "Output:\n%s", output)
}
const testdataDir = "testdata"
const binName = "golangci-lint"
func TestSourcesFromTestdataDir(t *testing.T) {
t.Log(filepath.Join(testdataDir, "*.go"))
sources, err := filepath.Glob(filepath.Join(testdataDir, "*.go"))
assert.NoError(t, err)
assert.NotEmpty(t, sources)
installBinary(t)
for _, s := range sources {
s := s
t.Run(s, func(t *testing.T) {
t.Parallel()
testOneSource(t, s)
})
}
}
func installBinary(t *testing.T) {
cmd := exec.Command("go", "install", filepath.Join("..", "..", "cmd", binName))
assert.NoError(t, cmd.Run())
}
func testOneSource(t *testing.T, sourcePath string) {
goErrchkBin := filepath.Join(runtime.GOROOT(), "test", "errchk")
cmd := exec.Command(goErrchkBin, binName, "run", sourcePath)
runGoErrchk(cmd, t)
}