Add render tests

Author: RDruon

tests/render.rs

@@ -916,3 +916,131 @@ fn multi_progress_bottom_alignment() {
     in_mem.write_line("anchor").unwrap();
     assert_eq!(in_mem.contents(), "\n\nanchor");
 }
+
+#[test]
+fn progress_bar_terminal_wrap() {
+    use std::cmp::min;
+    let in_mem = InMemoryTerm::new(10, 20);
+
+    let mut downloaded = 0;
+    let total_size = 231231231;
+
+    let pb = ProgressBar::with_draw_target(
+        None,
+        ProgressDrawTarget::term_like(Box::new(in_mem.clone())),
+    );
+    pb.set_style(ProgressStyle::default_bar()
+        .template("{msg:>12.cyan.bold} {spinner:.green} [{elapsed_precise}] [{bar:40.cyan/blue}] {bytes}/{total_bytes}").unwrap()
+        .progress_chars("#>-"));
+
+    pb.set_message("Downloading");
+    assert_eq!(
+        in_mem.contents(),
+        r#" Downloading ⠁ [00:0
+0:00] [-------------
+--------------------
+-------] 0B/0B"#
+    );
+
+    let new = min(downloaded + 223211, total_size);
+    downloaded = new;
+    pb.set_position(new);
+    assert_eq!(
+        in_mem.contents(),
+        r#" Downloading ⠁ [00:0
+0:00] [-------------
+--------------------
+-------] 217.98 KiB/
+217.98 KiB"#
+    );
+
+    let new = min(downloaded + 223211, total_size);
+    pb.set_position(new);
+    assert_eq!(
+        in_mem.contents(),
+        r#" Downloading ⠉ [00:0
+0:00] [-------------
+--------------------
+-------] 435.96 KiB/
+435.96 KiB"#
+    );
+
+    pb.set_style(
+        ProgressStyle::default_bar()
+            .template("{msg:>12.green.bold} downloading {total_bytes:.green} in {elapsed:.green}")
+            .unwrap(),
+    );
+    pb.finish_with_message("Finished");
+    assert_eq!(
+        in_mem.contents(),
+        r#"    Finished downloa
+ding 435.96 KiB in 0
+s"#
+    );
+
+    println!("{:?}", in_mem.contents())
+}
+
+#[test]
+fn multi_progress_println_terminal_wrap() {
+    let in_mem = InMemoryTerm::new(10, 48);
+    let mp =
+        MultiProgress::with_draw_target(ProgressDrawTarget::term_like(Box::new(in_mem.clone())));
+
+    let pb1 = mp.add(ProgressBar::new(10));
+    let pb2 = mp.add(ProgressBar::new(5));
+    let pb3 = mp.add(ProgressBar::new(100));
+
+    assert_eq!(in_mem.contents(), "");
+
+    pb1.inc(2);
+    mp.println("message printed that is longer than terminal width :)")
+        .unwrap();
+    assert_eq!(
+        in_mem.contents(),
+        r#"message printed that is longer than terminal wid
+th :)
+████████░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░ 2/10"#
+    );
+
+    mp.println("another great message!").unwrap();
+    assert_eq!(
+        in_mem.contents(),
+        r#"message printed that is longer than terminal wid
+th :)
+another great message!
+████████░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░ 2/10"#
+    );
+
+    pb2.inc(1);
+    pb3.tick();
+    mp.println("one last message but this one is also longer than terminal width")
+        .unwrap();
+
+    assert_eq!(
+        in_mem.contents(),
+        r#"message printed that is longer than terminal wid
+th :)
+another great message!
+one last message but this one is also longer tha
+n terminal width
+████████░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░ 2/10
+████████░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░ 1/5
+░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░ 0/100"#
+            .trim()
+    );
+
+    drop(pb1);
+    drop(pb2);
+    drop(pb3);
+
+    assert_eq!(
+        in_mem.contents(),
+        r#"message printed that is longer than terminal wid
+th :)
+another great message!
+one last message but this one is also longer tha
+n terminal width"#
+            .trim()
+    );
+}