Auto merge of #313 - tiaanl:tests-only, r=emilio

Change color tests to check the serialized output

None

Author: bors-servo

src/color.rs

@@ -221,7 +221,7 @@ macro_rules! impl_lab_like {
 
         #[cfg(feature = "serde")]
         impl Serialize for $cls {
-            fn serialize<S>(&self, serializer: S) -> Result<serde::ser::Ok, serde::ser::Error>
+            fn serialize<S>(&self, serializer: S) -> Result<S::Ok, S::Error>
             where
                 S: Serializer,
             {
@@ -231,7 +231,7 @@ macro_rules! impl_lab_like {
 
         #[cfg(feature = "serde")]
         impl<'de> Deserialize<'de> for $cls {
-            fn deserialize<D>(deserializer: D) -> Result<Self, serde::de::Error>
+            fn deserialize<D>(deserializer: D) -> Result<Self, D::Error>
             where
                 D: Deserializer<'de>,
             {
@@ -309,7 +309,7 @@ macro_rules! impl_lch_like {
 
         #[cfg(feature = "serde")]
         impl Serialize for $cls {
-            fn serialize<S>(&self, serializer: S) -> Result<serde::ser::Ok, serde::ser::Error>
+            fn serialize<S>(&self, serializer: S) -> Result<S::Ok, S::Error>
             where
                 S: Serializer,
             {
@@ -319,7 +319,7 @@ macro_rules! impl_lch_like {
 
         #[cfg(feature = "serde")]
         impl<'de> Deserialize<'de> for $cls {
-            fn deserialize<D>(deserializer: D) -> Result<Self, serde::de::Error>
+            fn deserialize<D>(deserializer: D) -> Result<Self, D::Error>
             where
                 D: Deserializer<'de>,
             {
@@ -853,8 +853,7 @@ where
         component_parser
             .parse_number_or_percentage(arguments)?
             .unit_value()
-            .max(0.0)
-            .min(OPAQUE)
+            .clamp(0.0, OPAQUE)
     } else {
         OPAQUE
     })
@@ -937,17 +936,15 @@ where
 
     let first_percentage = component_parser
         .parse_percentage(arguments)?
-        .max(0.)
-        .min(1.);
+        .clamp(0.0, 1.0);
 
     if uses_commas {
         arguments.expect_comma()?;
     }
 
     let second_percentage = component_parser
         .parse_percentage(arguments)?
-        .max(0.)
-        .min(1.);
+        .clamp(0.0, 1.0);
 
     let (red, green, blue) = to_rgb(hue, first_percentage, second_percentage);
     let red = clamp_unit_f32(red);