From 1b066810a3cc781d4015a8ecec8d4dffa71cc275 Mon Sep 17 00:00:00 2001
From: Markus Mayer <widemeadows@gmail.com>
Date: Sun, 26 May 2024 18:30:16 +0200
Subject: [PATCH] Add test ensuring SWT does run

---
 .github/workflows/rust.yml |  4 ++++
 src/lib.rs                 | 10 ++++++++++
 2 files changed, 14 insertions(+)

diff --git a/.github/workflows/rust.yml b/.github/workflows/rust.yml
index 20815ba..2bb1f03 100644
--- a/.github/workflows/rust.yml
+++ b/.github/workflows/rust.yml
@@ -48,6 +48,8 @@ jobs:
           - '--all-features'
     steps:
       - uses: actions/checkout@v4
+        with:
+          lfs: true
       - name: Build Library
         run: cargo build --verbose
       - name: Build Examples
@@ -63,6 +65,8 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
+        with:
+          lfs: true
       - name: Build
         run: cargo build --verbose
       - uses: dtolnay/rust-toolchain@stable
diff --git a/src/lib.rs b/src/lib.rs
index ea11dcf..b74539c 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -363,4 +363,14 @@ mod tests {
         assert_eq!(mean(1., 2., 3.), 2.);
         assert_eq!(mean(0., 0., 1.), 1. / 3.);
     }
+
+    #[test]
+    fn parallel_gradients() {
+        let img = image::open("images/ocr.png")
+            .expect("test image is missing")
+            .into_rgb8();
+        let swt = StrokeWidthTransform::default();
+        let _ = swt.apply(&img);
+        // TODO: test for expected output
+    }
 }