fix: wrap_text invalid eq

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "fontkit"
-version = "0.6.0-beta.1"
+version = "0.6.0-beta.2"
 edition = "2021"
 authors = ["Zimon Dai <[email protected]>"]
 description = "A simple library for font loading and indexing"

src/metrics/compose.rs

@@ -241,7 +241,7 @@ where
                 if rtl {
                     std::mem::swap(span, &mut new_span);
                 }
-                if !span.metrics.count() == 0 {
+                if span.metrics.count() != 0 {
                     current_line.spans.push(span.clone());
                 }
                 // Create a new line

tests/basic.rs

@@ -1,4 +1,4 @@
-use fontkit::{Error, FontKey};
+use fontkit::{Area, Error, FontKey, FontKit, Line, Span, TextMetrics};
 use std::fs;
 use std::io::Read;
 
@@ -7,7 +7,7 @@ pub fn test_font_loading() -> Result<(), Error> {
     let mut buf = vec![];
     let mut f = fs::File::open("examples/OpenSans-Italic.ttf")?;
     f.read_to_end(&mut buf)?;
-    let fontkit = fontkit::FontKit::new();
+    let fontkit = FontKit::new();
     let _ = fontkit.add_font_from_buffer(buf)?;
     Ok(())
 }
@@ -17,7 +17,7 @@ pub fn test_variable_font_loading() -> Result<(), Error> {
     let mut buf = vec![];
     let mut f = fs::File::open("examples/AlimamaFangYuanTiVF.ttf")?;
     f.read_to_end(&mut buf)?;
-    let fontkit = fontkit::FontKit::new();
+    let fontkit = FontKit::new();
     let _ = fontkit.add_font_from_buffer(buf)?;
     let mut key = FontKey::default();
     key.family = "AlimamaFangYuanTiVF-Medium-Round".into();
@@ -33,3 +33,26 @@ pub fn test_variable_font_loading() -> Result<(), Error> {
     assert!(bitmap_1 > bitmap_2);
     Ok(())
 }
+
+#[test]
+pub fn test_text_wrap() -> Result<(), Error> {
+    let fontkit = FontKit::new();
+    fontkit.search_fonts_from_path("examples/AlimamaFangYuanTiVF.ttf")?;
+    let key = fontkit.font_keys().next().unwrap();
+    let mut area = Area::<(), TextMetrics>::new();
+    let metrics = fontkit
+        .measure(&key, " 傲冬黑色真皮皮衣 穿着舒适显瘦")
+        .unwrap();
+    let mut span = Span::default();
+    span.font_key = key.clone();
+    span.size = 66.0;
+    span.metrics = metrics;
+    area.lines.push(Line {
+        spans: vec![span],
+        hard_break: true,
+    });
+    area.unwrap_text();
+    area.wrap_text(576.0)?;
+    assert_eq!(area.width(), 549.12);
+    Ok(())
+}