Fix path in LogFile creator

Signed-off-by: Maksym Pavlenko <makpav@amazon.com>

cio/io_test.go

@@ -177,3 +177,21 @@ func TestBinaryIOFailOnRelativePath(t *testing.T) {
 	_, err := BinaryIO("./bin", nil)("!")
 	assert.Error(t, err, "absolute path needed")
 }
+
+func TestLogFileAbsolutePath(t *testing.T) {
+	res, err := LogFile("/full/path/file.txt")("!")
+	assert.NilError(t, err)
+	assert.Equal(t, "file:///full/path/file.txt", res.Config().Stdout)
+	assert.Equal(t, "file:///full/path/file.txt", res.Config().Stderr)
+
+	// Test parse back
+	parsed, err := url.Parse(res.Config().Stdout)
+	assert.NilError(t, err)
+	assert.Equal(t, "file", parsed.Scheme)
+	assert.Equal(t, "/full/path/file.txt", parsed.Path)
+}
+
+func TestLogFileFailOnRelativePath(t *testing.T) {
+	_, err := LogFile("./file.txt")("!")
+	assert.Error(t, err, "absolute path needed")
+}