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// License: GPLv3 Copyright: 2023, Kovid Goyal, <kovid at kovidgoyal.net>
package config
import (
"fmt"
"os"
"path/filepath"
"testing"
"github.com/google/go-cmp/cmp"
)
var _ = fmt.Print
func TestConfigParsing(t *testing.T) {
tdir := t.TempDir()
conf_file := filepath.Join(tdir, "a.conf")
if err := os.Mkdir(filepath.Join(tdir, "sub"), 0o700); err != nil {
t.Fatal(err)
}
w := func(path string, data []byte) {
if err := os.WriteFile(path, data, 0o600); err != nil {
t.Fatal(err)
}
}
w(filepath.Join(tdir, "g.py"), []byte(`
print('gpy 1')
print('gpy 2')
`))
w(conf_file, []byte(
`error main
# igno
\re me
a one
#: other
include
\ sub/b.conf
b x
include non-exis
\tent
globin
\clude sub/c?.c
\onf
badline
geninclude g.py
`))
w(filepath.Join(tdir, "sub/b.conf"), []byte("incb cool\ninclude a.conf"))
w(filepath.Join(tdir, "sub/c1.conf"), []byte("inc1 cool"))
w(filepath.Join(tdir, "sub/c2.conf"), []byte("inc2 cool\nenvinclude ENVINCLUDE"))
w(filepath.Join(tdir, "sub/c.conf"), []byte("inc notcool\nerror sub"))
var parsed_lines []string
pl := func(key, val string) error {
if key == "error" {
return fmt.Errorf("%s", val)
}
parsed_lines = append(parsed_lines, key+" "+val)
return nil
}
p := ConfigParser{LineHandler: pl, override_env: []string{"ENVINCLUDE=env cool\ninclude c.conf"}}
err := p.ParseFiles(conf_file)
if err != nil {
t.Fatal(err)
}
if err = p.ParseOverrides("over one", "over two"); err != nil {
t.Fatal(err)
}
diff := cmp.Diff([]string{"a one", "incb cool", "b x", "inc1 cool", "inc2 cool", "env cool", "inc notcool", "gpy 1", "gpy 2", "over one", "over two"}, parsed_lines)
if diff != "" {
t.Fatalf("Unexpected parsed config values:\n%s", diff)
}
bad_lines := []string{}
for _, bl := range p.BadLines() {
bad_lines = append(bad_lines, fmt.Sprintf("%s: %d", filepath.Base(bl.Src_file), bl.Line_number))
}
diff = cmp.Diff([]string{"a.conf: 1", "c.conf: 2", "a.conf: 14"}, bad_lines)
if diff != "" {
t.Fatalf("Unexpected bad lines:\n%s", diff)
}
}
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