tests: add 1980.tar.gz extract test

Test that we get the right timestamp when extracting a tarball.

Also simplify the workaround in doTestUtimesNano() and fix the
fact that it was running no test at all.

1 files changed, 20 insertions, 0 deletions

diff --git a/tests/defaults/main_test.go b/tests/defaults/main_test.go
index a623c48..849aa69 100644
--- a/tests/defaults/main_test.go
+++ b/tests/defaults/main_test.go
@@ -3,6 +3,7 @@ package defaults
 
 import (
 	"os"
+	"os/exec"
 	"testing"
 
 	"github.com/rfjakob/gocryptfs/tests/test_helpers"
@@ -15,3 +16,22 @@ func TestMain(m *testing.M) {
 	test_helpers.UnmountPanic(test_helpers.DefaultPlainDir)
 	os.Exit(r)
 }
+
+// Test that we get the right timestamp when extracting a tarball.
+func Test1980Tar(t *testing.T) {
+	c := exec.Command("tar", "xzf", "1980.tar.gz", "-C", test_helpers.DefaultPlainDir)
+	c.Stderr = os.Stderr
+	c.Stdout = os.Stdout
+	err := c.Run()
+	if err != nil {
+		t.Fatal(err)
+	}
+	fi, err := os.Stat(test_helpers.DefaultPlainDir + "/1980.txt")
+	if err != nil {
+		t.Fatal(err)
+	}
+	m := fi.ModTime().Unix()
+	if m != 315619323 {
+		t.Errorf("Wrong mtime: %d", m)
+	}
+}