add integration tests

1 files changed, 38 insertions, 0 deletions

diff --git a/tests/integration.rs b/tests/integration.rs
new file mode 100644
index 0000000..d355a47
--- /dev/null
+++ b/tests/integration.rs
@@ -0,0 +1,38 @@
+use std::io::Cursor;
+
+use obi::{error::OBIResult, Image};
+
+#[test]
+fn encode_modify_decode() {
+    let mut img = Image::new(50, 5);
+    img.set(2, 3, true).expect("Indexing error");
+    let encoded = img.encode().unwrap();
+    let mut cursor = Cursor::new(encoded);
+    let decoded = Image::decode(&mut cursor).unwrap();
+    assert!(decoded.get(2, 3).unwrap());
+}
+
+#[test]
+fn encode_modify_decode_padded_byte_edge_case() -> OBIResult<()> {
+    let mut img = Image::new(1, 4);
+    img.set(0, 2, true)?;
+    let encoded = img.encode()?;
+    let mut cursor = Cursor::new(encoded);
+    let decoded = Image::decode(&mut cursor)?;
+    assert!(!decoded.get(0, 0)?);
+    assert!(!decoded.get(0, 1)?);
+    assert!(decoded.get(0, 2)?);
+    assert!(!decoded.get(0, 3)?);
+    Ok(())
+}
+
+#[test]
+fn encode_modify_decode_padded_byte_edge_case_big_image() -> OBIResult<()> {
+    let mut img = Image::new(25, 10);
+    img.set(24, 9, true)?;
+    let encoded = img.encode()?;
+    let mut cursor = Cursor::new(encoded);
+    let decoded = Image::decode(&mut cursor)?;
+    assert!(decoded.get(24, 9)?);
+    Ok(())
+}