Added mariah-cow-hello test

.gitignore

@@ -14,3 +14,4 @@ Cargo.lock
 # MSVC Windows builds of rustc generate these, which store debugging information
 *.pdb
 
+cowgen/tests/out

cowgen/src/lib.rs

@@ -85,7 +85,7 @@ impl<T: AsRef<str>, V: AsRef<Path>> Element<T, V> {
             )
             .with(
                 &TextSegment::new(
-                    &Font::from_reader(File::open(text.font).unwrap(), 12.0).unwrap(),
+                    &Font::open(text.font, 12.0).unwrap(),
                     text.text,
                     Dynamic::Rgba(Rgba::new(
                         text.fill.0,
@@ -140,12 +140,3 @@ impl From<MagickError> for CowError {
         CowError::Magick(m.0.to_owned())
     }
 }
-
-#[cfg(test)]
-mod tests {
-    #[test]
-    fn it_works() {
-        let result = 2 + 2;
-        assert_eq!(result, 4);
-    }
-}

cowgen/tests/overlay_text_and_image.rs

@@ -0,0 +1,40 @@
+use cowgen::*;
+use std::{
+    fs::{self, File},
+    io::Write,
+};
+
+#[test]
+fn test_overlay_text_and_image() {
+    println!("{}", std::env::current_dir().unwrap().to_str().unwrap());
+    let out = Template::new(
+        include_bytes!("assets/cow.png").to_vec(),
+        vec![
+            Element::new(
+                Media::Text(Text::new(
+                    "Hello",
+                    "tests/assets/OpenSans-ExtraBold.ttf",
+                    20.0,
+                    (0, 0, 0, 128),
+                )),
+                (0, 0),
+                (64, 64),
+            ),
+            Element::new(
+                Media::Image(include_bytes!("assets/mariah.jpg").to_vec()),
+                (400, 400),
+                (800, 200),
+            ),
+        ],
+    )
+    .unwrap()
+    .produce()
+    .unwrap();
+    let mut f = File::create("tests/out/one.png").unwrap();
+    f.write_all(&out).unwrap();
+    f.flush().unwrap();
+
+    let actual = fs::read("tests/out/one.png").unwrap();
+    let expected = include_bytes!("expected/one.png").to_vec();
+    assert_eq!(expected, actual);
+}

cowmic/src/main.rs

@@ -3,29 +3,5 @@ use std::{fs::File, io::Write};
 use cowgen::{CowError, Element, Text};
 
 fn main() -> Result<(), CowError> {
-    let out = cowgen::Template::new(
-        include_bytes!("cow.png").to_vec(),
-        vec![
-            Element::new(
-                cowgen::Media::Text(Text::new(
-                    "Hello",
-                    "/usr/share/fonts/TTF/OpenSans-ExtraBold.ttf",
-                    20.0,
-                    (0, 0, 0, 128),
-                )),
-                (0, 0),
-                (64, 64),
-            ),
-            Element::new(
-                cowgen::Media::Image(include_bytes!("mariah.jpg").to_vec()),
-                (200, 400),
-                (800, 200),
-            ),
-        ],
-    )?
-    .produce()?;
-    let mut f = File::create("out2.png").unwrap();
-    f.write_all(&out).unwrap();
-    f.flush().unwrap();
     Ok(())
 }