diff --git a/src/ntfs/mod.rs b/src/ntfs/mod.rs
index e13d38cdb..caf23b76b 100644
--- a/src/ntfs/mod.rs
+++ b/src/ntfs/mod.rs
@@ -29,6 +29,7 @@ use crate::{
 use chrono::{DateTime, FixedOffset};
 use chrono_tz::Tz;
 use derivative::Derivative;
+use failure::ResultExt;
 use log::info;
 use serde::{Deserialize, Serialize};
 use std::path;
@@ -222,9 +223,10 @@ pub fn read<P: AsRef<path::Path>>(path: P) -> Result<Model> {
     let p = path.as_ref();
     if p.is_file() {
         // if it's a file, we consider it to be a zip (and an error will be returned if it is not)
-        read_from_zip(path)
+        Ok(read_from_zip(p).with_context(|_| format!("impossible to read ziped ntfs {:?}", p))?)
     } else if p.is_dir() {
-        read_from_path(path)
+        Ok(read_from_path(p)
+            .with_context(|_| format!("impossible to read ntfs directory from {:?}", p))?)
     } else {
         Err(failure::format_err!(
             "file {:?} is neither a file nor a directory, cannot read a ntfs from it",
diff --git a/tests/fixtures/ziped_ntfs/minimal_ntfs.zip b/tests/fixtures/ziped_ntfs/minimal_ntfs.zip
new file mode 100644
index 000000000..e9e749260
Binary files /dev/null and b/tests/fixtures/ziped_ntfs/minimal_ntfs.zip differ
diff --git a/tests/read_ntfs.rs b/tests/read_ntfs.rs
index 73ec044a8..f5354c1d9 100644
--- a/tests/read_ntfs.rs
+++ b/tests/read_ntfs.rs
@@ -34,10 +34,7 @@ where
     ids
 }
 
-#[test]
-fn minimal() {
-    let ntm = transit_model::ntfs::read("tests/fixtures/minimal_ntfs/").unwrap();
-
+fn test_minimal_ntfs(ntm: &Model) {
     assert_eq!(8, ntm.stop_areas.len());
     assert_eq!(12, ntm.stop_points.len());
     assert_eq!(3, ntm.commercial_modes.len());
@@ -88,6 +85,46 @@ fn minimal() {
     );
 }
 
+#[test]
+fn minimal() {
+    let ntm = transit_model::ntfs::read("tests/fixtures/minimal_ntfs/").unwrap();
+    test_minimal_ntfs(&ntm);
+}
+
+#[test]
+fn ziped_minimal() {
+    let ntm = transit_model::ntfs::read("tests/fixtures/ziped_ntfs/minimal_ntfs.zip").unwrap();
+    test_minimal_ntfs(&ntm);
+}
+
+#[test]
+#[should_panic(
+    expected = "ErrorMessage { msg: \"file \\\"tests/fixtures/i_m_not_here\\\" is neither a file nor a directory, cannot read a ntfs from it\" }"
+)]
+fn unexistent_file() {
+    // reading a file that does not exists will lead to an error
+    let _ = transit_model::ntfs::read("tests/fixtures/i_m_not_here").unwrap();
+}
+
+#[test]
+#[should_panic(
+    expected = "InvalidArchive(\"Could not find central directory end\")\n\nimpossible to read ziped ntfs \"tests/fixtures/ntfs/stops.txt\""
+)]
+fn file_not_a_ntfs() {
+    // reading a file that is not either a directory with the ntfs files nor a zip archive will lead to an error
+    // here we read the stops.txt
+    let _ = transit_model::ntfs::read("tests/fixtures/ntfs/stops.txt").unwrap();
+}
+
+#[test]
+#[should_panic(
+    expected = "ErrorMessage { msg: \"file \\\"tests/fixtures/netex_france/contributors.txt\\\" not found\" }\n\nimpossible to read ntfs directory from \"tests/fixtures/netex_france\""
+)]
+fn directory_not_a_ntfs() {
+    // reading a directory that does not contain the ntfs files will lead to an error
+    let _ = transit_model::ntfs::read("tests/fixtures/netex_france").unwrap();
+}
+
 #[test]
 fn ntfs_stop_zones() {
     let ntm = transit_model::ntfs::read("tests/fixtures/minimal_ntfs/").unwrap();
@@ -139,10 +176,6 @@ fn test_minimal_platforms_stay_same() {
 #[test]
 fn test_minimal_fares_stay_same_with_empty_of_fares() {
     let ntm = transit_model::ntfs::read("tests/fixtures/ntfs2ntfs/empty_od_fares").unwrap();
-    println!("prices: {}", ntm.prices_v1.len());
-    for p in &ntm.prices_v1 {
-        println!("p == {:?}", p);
-    }
     test_in_tmp_dir(|output_dir| {
         transit_model::ntfs::write(&ntm, output_dir, get_test_datetime()).unwrap();
         compare_output_dir_with_expected(