glam 0.34.3

macro_rules! impl_serde_vec2 {
    ($t:ty, $vec2:ident) => {
        /// Serialize as a sequence of 2 values.
        impl Serialize for $vec2 {
            fn serialize<S>(&self, serializer: S) -> Result<S::Ok, S::Error>
            where
                S: Serializer,
            {
                let mut state = serializer.serialize_tuple_struct(stringify!($vec2), 2)?;
                state.serialize_field(&self.x)?;
                state.serialize_field(&self.y)?;
                state.end()
            }
        }

        /// Deserialize expects a sequence of 2 values.
        impl<'de> Deserialize<'de> for $vec2 {
            fn deserialize<D>(deserializer: D) -> Result<Self, D::Error>
            where
                D: Deserializer<'de>,
            {
                struct Vec2Visitor;

                impl<'de> Visitor<'de> for Vec2Visitor {
                    type Value = $vec2;

                    fn expecting(&self, formatter: &mut fmt::Formatter<'_>) -> fmt::Result {
                        formatter.write_str(&concat!("a sequence of 2 ", stringify!($t), " values"))
                    }

                    fn visit_seq<V>(self, mut seq: V) -> Result<$vec2, V::Error>
                    where
                        V: SeqAccess<'de>,
                    {
                        let x = seq
                            .next_element()?
                            .ok_or_else(|| de::Error::invalid_length(0, &self))?;
                        let y = seq
                            .next_element()?
                            .ok_or_else(|| de::Error::invalid_length(1, &self))?;
                        Ok($vec2::new(x, y))
                    }
                }

                deserializer.deserialize_tuple_struct(stringify!($vec2), 2, Vec2Visitor)
            }
        }

        #[test]
        fn test_vec2_serde() {
            let a = $vec2::new(V1, V2);
            let serialized = serde_json::to_string(&a).unwrap();
            assert_eq!(SX2, serialized);
            let deserialized = serde_json::from_str(&serialized).unwrap();
            assert_eq!(a, deserialized);
            let deserialized = serde_json::from_str::<$vec2>(SX0);
            assert!(deserialized.is_err());
            let deserialized = serde_json::from_str::<$vec2>(SX1);
            assert!(deserialized.is_err());
            let deserialized = serde_json::from_str::<$vec2>(SX3);
            assert!(deserialized.is_err());

            let deserialized = serde_json::from_str::<$vec2>(ST0);
            assert!(deserialized.is_err());
        }
    };
}

macro_rules! impl_serde_vec3 {
    ($t:ty, $vec3:ident) => {
        impl_serde_vec3!($t, $vec3, test_vec3_serde);
    };
    ($t:ty, $vec3:ident, $test_name:ident) => {
        /// Serialize as a sequence of 3 values.
        impl Serialize for $vec3 {
            fn serialize<S>(&self, serializer: S) -> Result<S::Ok, S::Error>
            where
                S: Serializer,
            {
                let mut state = serializer.serialize_tuple_struct(stringify!($vec3), 3)?;
                state.serialize_field(&self.x)?;
                state.serialize_field(&self.y)?;
                state.serialize_field(&self.z)?;
                state.end()
            }
        }

        /// Deserialize expects a sequence of 3 values.
        impl<'de> Deserialize<'de> for $vec3 {
            fn deserialize<D>(deserializer: D) -> Result<Self, D::Error>
            where
                D: Deserializer<'de>,
            {
                struct Vec3Visitor;

                impl<'de> Visitor<'de> for Vec3Visitor {
                    type Value = $vec3;

                    fn expecting(&self, formatter: &mut fmt::Formatter<'_>) -> fmt::Result {
                        formatter.write_str(&concat!("a sequence of 3 ", stringify!($t), " values"))
                    }

                    fn visit_seq<V>(self, mut seq: V) -> Result<$vec3, V::Error>
                    where
                        V: SeqAccess<'de>,
                    {
                        let x = seq
                            .next_element()?
                            .ok_or_else(|| de::Error::invalid_length(0, &self))?;
                        let y = seq
                            .next_element()?
                            .ok_or_else(|| de::Error::invalid_length(1, &self))?;
                        let z = seq
                            .next_element()?
                            .ok_or_else(|| de::Error::invalid_length(2, &self))?;
                        Ok($vec3::new(x, y, z))
                    }
                }

                deserializer.deserialize_tuple_struct(stringify!($vec3), 3, Vec3Visitor)
            }
        }

        #[test]
        fn $test_name() {
            let a = $vec3::new(V1, V2, V3);
            let serialized = serde_json::to_string(&a).unwrap();
            assert_eq!(SX3, serialized);
            let deserialized = serde_json::from_str(&serialized).unwrap();
            assert_eq!(a, deserialized);
            let deserialized = serde_json::from_str::<$vec3>(SX0);
            assert!(deserialized.is_err());
            let deserialized = serde_json::from_str::<$vec3>(SX1);
            assert!(deserialized.is_err());
            let deserialized = serde_json::from_str::<$vec3>(SX2);
            assert!(deserialized.is_err());
            let deserialized = serde_json::from_str::<$vec3>(SX4);
            assert!(deserialized.is_err());
            let deserialized = serde_json::from_str::<$vec3>(ST0);
            assert!(deserialized.is_err());
        }
    };
}

macro_rules! impl_serde_vec4 {
    ($t:ty, $vec4:ident) => {
        impl_serde_vec4!($t, $vec4, new, test_vec4_serde);
    };
    ($t:ty, $vec4:ident, $ctor:ident, $test_name:ident) => {
        /// Serialize as a sequence of 4 values.
        impl Serialize for $vec4 {
            fn serialize<S>(&self, serializer: S) -> Result<S::Ok, S::Error>
            where
                S: Serializer,
            {
                let mut state = serializer.serialize_tuple_struct(stringify!($vec4), 4)?;
                state.serialize_field(&self.x)?;
                state.serialize_field(&self.y)?;
                state.serialize_field(&self.z)?;
                state.serialize_field(&self.w)?;
                state.end()
            }
        }

        /// Deserialize expects a sequence of 4 values.
        impl<'de> Deserialize<'de> for $vec4 {
            fn deserialize<D>(deserializer: D) -> Result<Self, D::Error>
            where
                D: Deserializer<'de>,
            {
                struct Vec4Visitor;

                impl<'de> Visitor<'de> for Vec4Visitor {
                    type Value = $vec4;

                    fn expecting(&self, formatter: &mut fmt::Formatter<'_>) -> fmt::Result {
                        formatter.write_str(&concat!("a sequence of 4 ", stringify!($t), " values"))
                    }

                    fn visit_seq<V>(self, mut seq: V) -> Result<$vec4, V::Error>
                    where
                        V: SeqAccess<'de>,
                    {
                        let x = seq
                            .next_element()?
                            .ok_or_else(|| de::Error::invalid_length(0, &self))?;
                        let y = seq
                            .next_element()?
                            .ok_or_else(|| de::Error::invalid_length(1, &self))?;
                        let z = seq
                            .next_element()?
                            .ok_or_else(|| de::Error::invalid_length(2, &self))?;
                        let w = seq
                            .next_element()?
                            .ok_or_else(|| de::Error::invalid_length(3, &self))?;
                        Ok($vec4::$ctor(x, y, z, w))
                    }
                }

                deserializer.deserialize_tuple_struct(stringify!($vec4), 4, Vec4Visitor)
            }
        }

        #[test]
        fn $test_name() {
            let a = $vec4::$ctor(V1, V2, V3, V4);
            let serialized = serde_json::to_string(&a).unwrap();
            assert_eq!(SX4, serialized);
            let deserialized = serde_json::from_str(&serialized).unwrap();
            assert_eq!(a, deserialized);
            let deserialized = serde_json::from_str::<$vec4>(SX0);
            assert!(deserialized.is_err());
            let deserialized = serde_json::from_str::<$vec4>(SX1);
            assert!(deserialized.is_err());
            let deserialized = serde_json::from_str::<$vec4>(SX2);
            assert!(deserialized.is_err());
            let deserialized = serde_json::from_str::<$vec4>(SX3);
            assert!(deserialized.is_err());
            let deserialized = serde_json::from_str::<$vec4>(SX5);
            assert!(deserialized.is_err());
            let deserialized = serde_json::from_str::<$vec4>(ST0);
            assert!(deserialized.is_err());
        }
    };
}

macro_rules! impl_serde_quat {
    ($t:ty, $quat:ident) => {
        impl_serde_vec4!($t, $quat, from_xyzw, test_quat_serde);
    };
}

macro_rules! impl_serde_mat2 {
    ($t:ty, $mat2:ident) => {
        /// Serialize as a sequence of 4 values.
        impl Serialize for $mat2 {
            fn serialize<S>(&self, serializer: S) -> Result<S::Ok, S::Error>
            where
                S: Serializer,
            {
                let mut state = serializer.serialize_tuple_struct(stringify!($mat2), 4)?;
                for f in self.as_ref() {
                    state.serialize_field(f)?;
                }
                state.end()
            }
        }

        /// Deserialize expects a sequence of 4 values.
        impl<'de> Deserialize<'de> for $mat2 {
            fn deserialize<D>(deserializer: D) -> Result<Self, D::Error>
            where
                D: Deserializer<'de>,
            {
                struct Mat2Visitor;

                impl<'de> Visitor<'de> for Mat2Visitor {
                    type Value = $mat2;

                    fn expecting(&self, formatter: &mut fmt::Formatter<'_>) -> fmt::Result {
                        formatter.write_str(&concat!("a sequence of 4 ", stringify!($t), " values"))
                    }

                    fn visit_seq<V>(self, mut seq: V) -> Result<$mat2, V::Error>
                    where
                        V: SeqAccess<'de>,
                    {
                        let mut f = { [0.0; 4] };
                        for i in 0..4 {
                            f[i] = seq
                                .next_element()?
                                .ok_or_else(|| de::Error::invalid_length(i, &self))?;
                        }
                        Ok($mat2::from_cols_array(&f))
                    }
                }

                deserializer.deserialize_tuple_struct(stringify!($mat2), 4, Mat2Visitor)
            }
        }

        #[test]
        fn test_mat2_serde() {
            let a = $mat2::from_cols_array(&[1.0, 2.0, 3.0, 4.0]);
            let serialized = serde_json::to_string(&a).unwrap();
            assert_eq!(serialized, "[1.0,2.0,3.0,4.0]");
            let deserialized = serde_json::from_str(&serialized).unwrap();
            assert_eq!(a, deserialized);
            let deserialized = serde_json::from_str::<$mat2>("[]");
            assert!(deserialized.is_err());
            let deserialized = serde_json::from_str::<$mat2>("[1.0]");
            assert!(deserialized.is_err());
            let deserialized = serde_json::from_str::<$mat2>("[1.0,2.0]");
            assert!(deserialized.is_err());
            let deserialized = serde_json::from_str::<$mat2>("[1.0,2.0,3.0]");
            assert!(deserialized.is_err());
            let deserialized = serde_json::from_str::<$mat2>("[1.0,2.0,3.0,4.0,5.0]");
            assert!(deserialized.is_err());
            let deserialized = serde_json::from_str::<$mat2>("[[1.0,2.0],[3.0,4.0]]");
            assert!(deserialized.is_err());
            let deserialized = serde_json::from_str::<$mat2>("{}");
            assert!(deserialized.is_err());
        }
    };
}

macro_rules! impl_serde_mat3 {
    ($t:ty, $mat3:ident) => {
        impl_serde_mat3!($t, $mat3, test_mat3_serde);
    };
    ($t:ty, $mat3:ident, $test_name:ident) => {
        /// Serialize as a sequence of 9 values.
        impl Serialize for $mat3 {
            fn serialize<S>(&self, serializer: S) -> Result<S::Ok, S::Error>
            where
                S: Serializer,
            {
                let (m00, m01, m02) = self.x_axis.into();
                let (m10, m11, m12) = self.y_axis.into();
                let (m20, m21, m22) = self.z_axis.into();

                let mut state = serializer.serialize_tuple_struct(stringify!($mat3), 9)?;
                state.serialize_field(&m00)?;
                state.serialize_field(&m01)?;
                state.serialize_field(&m02)?;
                state.serialize_field(&m10)?;
                state.serialize_field(&m11)?;
                state.serialize_field(&m12)?;
                state.serialize_field(&m20)?;
                state.serialize_field(&m21)?;
                state.serialize_field(&m22)?;
                state.end()
            }
        }

        /// Deserialize expects a sequence of 9 values.
        impl<'de> Deserialize<'de> for $mat3 {
            fn deserialize<D>(deserializer: D) -> Result<Self, D::Error>
            where
                D: Deserializer<'de>,
            {
                struct Mat3Visitor;

                impl<'de> Visitor<'de> for Mat3Visitor {
                    type Value = $mat3;

                    fn expecting(&self, formatter: &mut fmt::Formatter<'_>) -> fmt::Result {
                        formatter.write_str(&concat!("a sequence of 9 ", stringify!($t), " values"))
                    }

                    fn visit_seq<V>(self, mut seq: V) -> Result<$mat3, V::Error>
                    where
                        V: SeqAccess<'de>,
                    {
                        let mut f = { [0.0; 9] };
                        for i in 0..9 {
                            f[i] = seq
                                .next_element()?
                                .ok_or_else(|| de::Error::invalid_length(i, &self))?;
                        }
                        Ok($mat3::from_cols_array(&f))
                    }
                }

                deserializer.deserialize_tuple_struct(stringify!($mat3), 9, Mat3Visitor)
            }
        }

        #[test]
        fn $test_name() {
            let a = $mat3::from_cols_array(&[1.0, 2.0, 3.0, 4.0, 5.0, 6.0, 7.0, 8.0, 9.0]);
            let serialized = serde_json::to_string(&a).unwrap();
            assert_eq!(serialized, "[1.0,2.0,3.0,4.0,5.0,6.0,7.0,8.0,9.0]");
            let deserialized = serde_json::from_str(&serialized).unwrap();
            assert_eq!(a, deserialized);
            let deserialized = serde_json::from_str::<$mat3>("[]");
            assert!(deserialized.is_err());
            let deserialized = serde_json::from_str::<$mat3>("[1.0]");
            assert!(deserialized.is_err());
            let deserialized = serde_json::from_str::<$mat3>("[1.0,2.0]");
            assert!(deserialized.is_err());
            let deserialized = serde_json::from_str::<$mat3>("[1.0,2.0,3.0]");
            assert!(deserialized.is_err());
            let deserialized = serde_json::from_str::<$mat3>("[1.0,2.0,3.0,4.0,5.0]");
            assert!(deserialized.is_err());
            let deserialized =
                serde_json::from_str::<$mat3>("[[1.0,2.0,3.0],[4.0,5.0,6.0],[7.0,8.0,9.0]]");
            assert!(deserialized.is_err());
            let deserialized = serde_json::from_str::<$mat3>("{}");
            assert!(deserialized.is_err());
        }
    };
}

macro_rules! impl_serde_mat4 {
    ($t:ty, $mat4:ident) => {
        /// Serialize as a sequence of 16 values.
        impl Serialize for $mat4 {
            fn serialize<S>(&self, serializer: S) -> Result<S::Ok, S::Error>
            where
                S: Serializer,
            {
                let mut state = serializer.serialize_tuple_struct(stringify!($mat4), 16)?;
                for f in self.as_ref() {
                    state.serialize_field(f)?;
                }
                state.end()
            }
        }

        /// Deserialize expects a sequence of 16 values.
        impl<'de> Deserialize<'de> for $mat4 {
            fn deserialize<D>(deserializer: D) -> Result<Self, D::Error>
            where
                D: Deserializer<'de>,
            {
                struct Mat4Visitor;

                impl<'de> Visitor<'de> for Mat4Visitor {
                    type Value = $mat4;

                    fn expecting(&self, formatter: &mut fmt::Formatter<'_>) -> fmt::Result {
                        formatter.write_str(&concat!(
                            "a sequence of 16 ",
                            stringify!($t),
                            " values"
                        ))
                    }

                    fn visit_seq<V>(self, mut seq: V) -> Result<$mat4, V::Error>
                    where
                        V: SeqAccess<'de>,
                    {
                        let mut f = { [0.0; 16] };
                        for i in 0..16 {
                            f[i] = seq
                                .next_element()?
                                .ok_or_else(|| de::Error::invalid_length(i, &self))?;
                        }
                        Ok($mat4::from_cols_array(&f))
                    }
                }

                deserializer.deserialize_tuple_struct(stringify!($mat4), 16, Mat4Visitor)
            }
        }

        #[test]
        fn test_mat4_serde() {
            let a = $mat4::from_cols_array(&[
                1.0, 2.0, 3.0, 4.0, 5.0, 6.0, 7.0, 8.0, 9.0, 10.0, 11.0, 12.0, 13.0, 14.0, 15.0,
                16.0,
            ]);
            let serialized = serde_json::to_string(&a).unwrap();
            assert_eq!(
                serialized,
                "[1.0,2.0,3.0,4.0,5.0,6.0,7.0,8.0,9.0,10.0,11.0,12.0,13.0,14.0,15.0,16.0]"
            );
            let deserialized = serde_json::from_str(&serialized).unwrap();
            assert_eq!(a, deserialized);
            let deserialized = serde_json::from_str::<$mat4>("[]");
            assert!(deserialized.is_err());
            let deserialized = serde_json::from_str::<$mat4>("[1.0]");
            assert!(deserialized.is_err());
            let deserialized = serde_json::from_str::<$mat4>("[1.0,2.0]");
            assert!(deserialized.is_err());
            let deserialized = serde_json::from_str::<$mat4>("[1.0,2.0,3.0]");
            assert!(deserialized.is_err());
            let deserialized = serde_json::from_str::<$mat4>("[1.0,2.0,3.0,4.0,5.0]");
            assert!(deserialized.is_err());
            let deserialized =
                serde_json::from_str::<$mat4>("[[1.0,2.0,3.0],[4.0,5.0,6.0],[7.0,8.0,9.0]]");
            assert!(deserialized.is_err());
            let deserialized = serde_json::from_str::<$mat4>(
                "[[1.0,2.0,3.0,4.0],[5.0,6.0,7.0,8.0],[9.0,10.0,11.0,12.0][13.0,14.0,15.0,16.0]]",
            );
            assert!(deserialized.is_err());
            let deserialized = serde_json::from_str::<$mat4>("{}");
            assert!(deserialized.is_err());
        }
    };
}

macro_rules! impl_serde_affine2 {
    ($t:ty, $affine2:ident) => {
        /// Serialize as a sequence of 6 values.
        impl Serialize for $affine2 {
            fn serialize<S>(&self, serializer: S) -> Result<S::Ok, S::Error>
            where
                S: Serializer,
            {
                // Serialize column-wise as 3x4 matrix:
                let mut state = serializer.serialize_tuple_struct(stringify!($affine2), 6)?;
                state.serialize_field(&self.x_axis.x)?;
                state.serialize_field(&self.x_axis.y)?;
                state.serialize_field(&self.y_axis.x)?;
                state.serialize_field(&self.y_axis.y)?;
                state.serialize_field(&self.z_axis.x)?;
                state.serialize_field(&self.z_axis.y)?;
                state.end()
            }
        }

        /// Deserialize expects a sequence of 6 values.
        impl<'de> Deserialize<'de> for $affine2 {
            fn deserialize<D>(deserializer: D) -> Result<Self, D::Error>
            where
                D: Deserializer<'de>,
            {
                struct Affine2Visitor;

                impl<'de> Visitor<'de> for Affine2Visitor {
                    type Value = $affine2;

                    fn expecting(&self, formatter: &mut fmt::Formatter<'_>) -> fmt::Result {
                        formatter.write_str(&concat!("a sequence of 6 ", stringify!($t), " values"))
                    }

                    fn visit_seq<V>(self, mut seq: V) -> Result<$affine2, V::Error>
                    where
                        V: SeqAccess<'de>,
                    {
                        let mut f = [0.0; 6];
                        for (i, v) in f.iter_mut().enumerate() {
                            *v = seq
                                .next_element()?
                                .ok_or_else(|| de::Error::invalid_length(i, &self))?;
                        }
                        Ok($affine2::from_cols_array(&f))
                    }
                }

                deserializer.deserialize_tuple_struct(stringify!($affine2), 6, Affine2Visitor)
            }
        }

        #[test]
        fn test_affine2_serde() {
            let a = $affine2::from_cols_array(&[1.0, 0.0, 2.0, 0.0, 3.0, 4.0]);
            let serialized = serde_json::to_string(&a).unwrap();
            assert_eq!(serialized, "[1.0,0.0,2.0,0.0,3.0,4.0]");
            let deserialized = serde_json::from_str(&serialized).unwrap();
            assert_eq!(a, deserialized);

            let deserialized = serde_json::from_str::<$affine2>("[]");
            assert!(deserialized.is_err());
            let deserialized = serde_json::from_str::<$affine2>("[1.0]");
            assert!(deserialized.is_err());
            let deserialized = serde_json::from_str::<$affine2>("[1.0,2.0]");
            assert!(deserialized.is_err());
            let deserialized = serde_json::from_str::<$affine2>("[1.0,2.0,3.0]");
            assert!(deserialized.is_err());
            let deserialized = serde_json::from_str::<$affine2>("[1.0,2.0,3.0,4.0,5.0]");
            assert!(deserialized.is_err());
            let deserialized = serde_json::from_str::<$affine2>("[[1.0,2.0],[3.0,4.0],[5.0,6.0]]");
            assert!(deserialized.is_err());
            let deserialized = serde_json::from_str::<$affine2>(
                "[[1.0,2.0,3.0,4.0],[5.0,6.0,7.0,8.0],[9.0,10.0,11.0,12.0][13.0,14.0,15.0,16.0]]",
            );
            assert!(deserialized.is_err());
            let deserialized = serde_json::from_str::<$affine2>("{}");
            assert!(deserialized.is_err());
        }
    };
}

macro_rules! impl_serde_affine3 {
    ($testname:ident, $t:ty, $affine3:ident) => {
        /// Serialize as a sequence of 12 values.
        impl Serialize for $affine3 {
            fn serialize<S>(&self, serializer: S) -> Result<S::Ok, S::Error>
            where
                S: Serializer,
            {
                // Serialize column-wise as 3x4 matrix:
                let mut state = serializer.serialize_tuple_struct(stringify!($affine3), 12)?;
                state.serialize_field(&self.x_axis.x)?;
                state.serialize_field(&self.x_axis.y)?;
                state.serialize_field(&self.x_axis.z)?;
                state.serialize_field(&self.y_axis.x)?;
                state.serialize_field(&self.y_axis.y)?;
                state.serialize_field(&self.y_axis.z)?;
                state.serialize_field(&self.z_axis.x)?;
                state.serialize_field(&self.z_axis.y)?;
                state.serialize_field(&self.z_axis.z)?;
                state.serialize_field(&self.w_axis.x)?;
                state.serialize_field(&self.w_axis.y)?;
                state.serialize_field(&self.w_axis.z)?;
                state.end()
            }
        }

        /// Deserialize expects a sequence of 12 values.
        impl<'de> Deserialize<'de> for $affine3 {
            fn deserialize<D>(deserializer: D) -> Result<Self, D::Error>
            where
                D: Deserializer<'de>,
            {
                struct Affine3Visitor;

                impl<'de> Visitor<'de> for Affine3Visitor {
                    type Value = $affine3;

                    fn expecting(&self, formatter: &mut fmt::Formatter<'_>) -> fmt::Result {
                        formatter.write_str(&concat!(
                            "a sequence of 12 ",
                            stringify!($t),
                            " values"
                        ))
                    }

                    fn visit_seq<V>(self, mut seq: V) -> Result<$affine3, V::Error>
                    where
                        V: SeqAccess<'de>,
                    {
                        let mut f = [0.0; 12];
                        for (i, v) in f.iter_mut().enumerate() {
                            *v = seq
                                .next_element()?
                                .ok_or_else(|| de::Error::invalid_length(i, &self))?;
                        }
                        Ok($affine3::from_cols_array(&f))
                    }
                }

                deserializer.deserialize_tuple_struct(stringify!($affine3), 12, Affine3Visitor)
            }
        }

        #[test]
        fn $testname() {
            let a = $affine3::from_cols_array(&[
                1.0, 0.0, 0.0, 0.0, 2.0, 0.0, 0.0, 0.0, 3.0, 4.0, 5.0, 6.0,
            ]);
            let serialized = serde_json::to_string(&a).unwrap();
            assert_eq!(
                serialized,
                "[1.0,0.0,0.0,0.0,2.0,0.0,0.0,0.0,3.0,4.0,5.0,6.0]"
            );
            let deserialized = serde_json::from_str(&serialized).unwrap();
            assert_eq!(a, deserialized);

            let deserialized = serde_json::from_str::<$affine3>("[]");
            assert!(deserialized.is_err());
            let deserialized = serde_json::from_str::<$affine3>("[1.0]");
            assert!(deserialized.is_err());
            let deserialized = serde_json::from_str::<$affine3>("[1.0,2.0]");
            assert!(deserialized.is_err());
            let deserialized = serde_json::from_str::<$affine3>("[1.0,2.0,3.0]");
            assert!(deserialized.is_err());
            let deserialized = serde_json::from_str::<$affine3>("[1.0,2.0,3.0,4.0,5.0]");
            assert!(deserialized.is_err());
            let deserialized =
                serde_json::from_str::<$affine3>("[[1.0,2.0,3.0],[4.0,5.0,6.0],[7.0,8.0,9.0]]");
            assert!(deserialized.is_err());
            let deserialized = serde_json::from_str::<$affine3>(
                "[[1.0,2.0,3.0,4.0],[5.0,6.0,7.0,8.0],[9.0,10.0,11.0,12.0][13.0,14.0,15.0,16.0]]",
            );
            assert!(deserialized.is_err());
            let deserialized = serde_json::from_str::<$affine3>("{}");
            assert!(deserialized.is_err());
        }
    };
}

macro_rules! impl_serde_vec_types {
    ($t:ty, $vec2:ident, $vec3:ident, $vec4:ident) => {
        impl_serde_vec2!($t, $vec2);
        impl_serde_vec3!($t, $vec3);
        impl_serde_vec4!($t, $vec4);
    };
}

macro_rules! impl_serde_float_types {
    ($t:ty, $affine2:ident, $affine3:ident, $mat2:ident, $mat3:ident, $mat4:ident, $quat:ident, $vec2:ident, $vec3:ident, $vec4:ident) => {
        impl_serde_affine2!($t, $affine2);
        impl_serde_affine3!(test_affine3_serde, $t, $affine3);
        impl_serde_mat2!($t, $mat2);
        impl_serde_mat3!($t, $mat3);
        impl_serde_mat4!($t, $mat4);
        impl_serde_quat!($t, $quat);
        impl_serde_vec_types!($t, $vec2, $vec3, $vec4);
    };
}

#[cfg(test)]
mod test_f32 {
    pub const V1: f32 = 1.0;
    pub const V2: f32 = 2.0;
    pub const V3: f32 = 3.0;
    pub const V4: f32 = 4.0;
}

#[cfg(feature = "f64")]
#[cfg(test)]
mod test_f64 {
    pub const V1: f64 = 1.0;
    pub const V2: f64 = 2.0;
    pub const V3: f64 = 3.0;
    pub const V4: f64 = 4.0;
}

#[cfg(feature = "i8")]
#[cfg(test)]
mod test_i8 {
    pub const V1: i8 = 1;
    pub const V2: i8 = 2;
    pub const V3: i8 = 3;
    pub const V4: i8 = 4;
}

#[cfg(feature = "i16")]
#[cfg(test)]
mod test_i16 {
    pub const V1: i16 = 1;
    pub const V2: i16 = 2;
    pub const V3: i16 = 3;
    pub const V4: i16 = 4;
}

#[cfg(feature = "i32")]
#[cfg(test)]
mod test_i32 {
    pub const V1: i32 = 1;
    pub const V2: i32 = 2;
    pub const V3: i32 = 3;
    pub const V4: i32 = 4;
}

#[cfg(feature = "i64")]
#[cfg(test)]
mod test_i64 {
    pub const V1: i64 = 1;
    pub const V2: i64 = 2;
    pub const V3: i64 = 3;
    pub const V4: i64 = 4;
}

#[cfg(feature = "isize")]
#[cfg(test)]
mod test_isize {
    pub const V1: isize = 1;
    pub const V2: isize = 2;
    pub const V3: isize = 3;
    pub const V4: isize = 4;
}

#[cfg(feature = "u8")]
#[cfg(test)]
mod test_u8 {
    pub const V1: u8 = 1;
    pub const V2: u8 = 2;
    pub const V3: u8 = 3;
    pub const V4: u8 = 4;
}

#[cfg(feature = "u16")]
#[cfg(test)]
mod test_u16 {
    pub const V1: u16 = 1;
    pub const V2: u16 = 2;
    pub const V3: u16 = 3;
    pub const V4: u16 = 4;
}

#[cfg(feature = "u32")]
#[cfg(test)]
mod test_u32 {
    pub const V1: u32 = 1;
    pub const V2: u32 = 2;
    pub const V3: u32 = 3;
    pub const V4: u32 = 4;
}

#[cfg(feature = "u64")]
#[cfg(test)]
#[allow(dead_code)]
mod test_u64 {
    pub const V1: u64 = 1;
    pub const V2: u64 = 2;
    pub const V3: u64 = 3;
    pub const V4: u64 = 4;
}

#[cfg(feature = "usize")]
#[cfg(test)]
mod test_usize {
    pub const V1: usize = 1;
    pub const V2: usize = 2;
    pub const V3: usize = 3;
    pub const V4: usize = 4;
}

#[cfg(test)]
mod test_float {
    pub const SX0: &str = "[]";
    pub const SX1: &str = "[1.0]";
    pub const SX2: &str = "[1.0,2.0]";
    pub const SX3: &str = "[1.0,2.0,3.0]";
    pub const SX4: &str = "[1.0,2.0,3.0,4.0]";
    pub const SX5: &str = "[1.0,2.0,3.0,4.0,5.0]";
    pub const ST0: &str = "{}";
}

#[cfg(test)]
#[allow(dead_code)]
mod test_int {
    pub const SX0: &str = "[]";
    pub const SX1: &str = "[1]";
    pub const SX2: &str = "[1,2]";
    pub const SX3: &str = "[1,2,3]";
    pub const SX4: &str = "[1,2,3,4]";
    pub const SX5: &str = "[1,2,3,4,5]";
    pub const ST0: &str = "{}";
}

#[cfg(test)]
mod test_bool_mask {
    pub const SX0: &str = "[]";
    pub const SX1: &str = "[true]";
    pub const SX2: &str = "[true,true]";
    pub const SX3: &str = "[true,true,true]";
    pub const SX4: &str = "[true,true,true,true]";
    pub const SX5: &str = "[true,true,true,true,true]";
    pub const ST0: &str = "{}";
    pub const V1: bool = true;
    pub const V2: bool = true;
    pub const V3: bool = true;
    pub const V4: bool = true;
}

mod bool {
    #[cfg(test)]
    use super::test_bool_mask::*;
    use crate::{BVec2, BVec3, BVec4};
    use crate::{BVec3A, BVec4A};
    use core::fmt;
    use serde_core::{
        de::{self, Deserialize, Deserializer, SeqAccess, Visitor},
        ser::{Serialize, SerializeTupleStruct, Serializer},
    };

    impl_serde_vec2!(bool, BVec2);
    impl_serde_vec3!(bool, BVec3);
    impl_serde_vec4!(bool, BVec4);

    impl Serialize for BVec3A {
        fn serialize<S>(&self, serializer: S) -> Result<S::Ok, S::Error>
        where
            S: Serializer,
        {
            let mut state = serializer.serialize_tuple_struct("BVec3A", 3)?;
            let a: [bool; 3] = (*self).into();
            state.serialize_field(&a[0])?;
            state.serialize_field(&a[1])?;
            state.serialize_field(&a[2])?;
            state.end()
        }
    }

    impl<'de> Deserialize<'de> for BVec3A {
        fn deserialize<D>(deserializer: D) -> Result<Self, D::Error>
        where
            D: Deserializer<'de>,
        {
            struct Vec3Visitor;

            impl<'de> Visitor<'de> for Vec3Visitor {
                type Value = BVec3A;

                fn expecting(&self, formatter: &mut fmt::Formatter<'_>) -> fmt::Result {
                    formatter.write_str("a sequence of 3 bool values")
                }

                fn visit_seq<V>(self, mut seq: V) -> Result<BVec3A, V::Error>
                where
                    V: SeqAccess<'de>,
                {
                    let x = seq
                        .next_element()?
                        .ok_or_else(|| de::Error::invalid_length(0, &self))?;
                    let y = seq
                        .next_element()?
                        .ok_or_else(|| de::Error::invalid_length(1, &self))?;
                    let z = seq
                        .next_element()?
                        .ok_or_else(|| de::Error::invalid_length(2, &self))?;
                    Ok(BVec3A::new(x, y, z))
                }
            }

            deserializer.deserialize_tuple_struct("BVec3A", 3, Vec3Visitor)
        }
    }

    #[test]
    fn test_bvec3a_serde() {
        let a = BVec3A::new(V1, V2, V3);
        let serialized = serde_json::to_string(&a).unwrap();
        assert_eq!(SX3, serialized);
        let deserialized = serde_json::from_str(&serialized).unwrap();
        assert_eq!(a, deserialized);
        let deserialized = serde_json::from_str::<BVec3A>(SX0);
        assert!(deserialized.is_err());
        let deserialized = serde_json::from_str::<BVec3A>(SX1);
        assert!(deserialized.is_err());
        let deserialized = serde_json::from_str::<BVec3A>(SX2);
        assert!(deserialized.is_err());
        let deserialized = serde_json::from_str::<BVec3A>(SX4);
        assert!(deserialized.is_err());
    }

    impl Serialize for BVec4A {
        fn serialize<S>(&self, serializer: S) -> Result<S::Ok, S::Error>
        where
            S: Serializer,
        {
            let mut state = serializer.serialize_tuple_struct("BVec4A", 4)?;
            let a: [bool; 4] = (*self).into();
            state.serialize_field(&a[0])?;
            state.serialize_field(&a[1])?;
            state.serialize_field(&a[2])?;
            state.serialize_field(&a[3])?;
            state.end()
        }
    }

    impl<'de> Deserialize<'de> for BVec4A {
        fn deserialize<D>(deserializer: D) -> Result<Self, D::Error>
        where
            D: Deserializer<'de>,
        {
            struct Vec4Visitor;

            impl<'de> Visitor<'de> for Vec4Visitor {
                type Value = BVec4A;

                fn expecting(&self, formatter: &mut fmt::Formatter<'_>) -> fmt::Result {
                    formatter.write_str("a sequence of 4 bool values")
                }

                fn visit_seq<V>(self, mut seq: V) -> Result<BVec4A, V::Error>
                where
                    V: SeqAccess<'de>,
                {
                    let x = seq
                        .next_element()?
                        .ok_or_else(|| de::Error::invalid_length(0, &self))?;
                    let y = seq
                        .next_element()?
                        .ok_or_else(|| de::Error::invalid_length(1, &self))?;
                    let z = seq
                        .next_element()?
                        .ok_or_else(|| de::Error::invalid_length(2, &self))?;
                    let w = seq
                        .next_element()?
                        .ok_or_else(|| de::Error::invalid_length(3, &self))?;
                    Ok(BVec4A::new(x, y, z, w))
                }
            }

            deserializer.deserialize_tuple_struct("BVec4A", 4, Vec4Visitor)
        }
    }

    #[test]
    fn test_bvec4a_serde() {
        let a = BVec4A::new(V1, V2, V3, !V4);
        let serialized = serde_json::to_string(&a).unwrap();
        assert_eq!(serialized, "[true,true,true,false]");
        let deserialized = serde_json::from_str(&serialized).unwrap();
        assert_eq!(a, deserialized);

        // distinct component values catch mis-indexed fields in `serialize`
        let b = BVec4A::new(true, false, true, false);
        let serialized = serde_json::to_string(&b).unwrap();
        assert_eq!("[true,false,true,false]", serialized);
        let deserialized = serde_json::from_str::<BVec4A>(&serialized).unwrap();
        assert_eq!(b, deserialized);

        let deserialized = serde_json::from_str::<BVec4A>(SX0);
        assert!(deserialized.is_err());
        let deserialized = serde_json::from_str::<BVec4A>(SX1);
        assert!(deserialized.is_err());
        let deserialized = serde_json::from_str::<BVec4A>(SX2);
        assert!(deserialized.is_err());
        let deserialized = serde_json::from_str::<BVec4A>(SX3);
        assert!(deserialized.is_err());
        let deserialized = serde_json::from_str::<BVec4A>(SX5);
        assert!(deserialized.is_err());
    }
}

mod f32 {
    #[cfg(test)]
    use super::test_f32::*;
    #[cfg(test)]
    use super::test_float::*;
    use crate::{
        Affine2, Affine3, Affine3A, Mat2, Mat3, Mat3A, Mat4, Quat, Vec2, Vec3, Vec3A, Vec4,
    };
    use core::fmt;
    use serde_core::{
        de::{self, Deserialize, Deserializer, SeqAccess, Visitor},
        ser::{Serialize, SerializeTupleStruct, Serializer},
    };

    impl_serde_float_types!(
        f32, Affine2, Affine3, Mat2, Mat3, Mat4, Quat, Vec2, Vec3, Vec4
    );
    impl_serde_affine3!(test_affine3a_serde, f32, Affine3A);
    impl_serde_mat3!(f32, Mat3A, test_mat3a_serde);
    impl_serde_vec3!(f32, Vec3A, test_vec3a_serde);
}

#[cfg(feature = "f64")]
mod f64 {
    #[cfg(test)]
    use super::test_f64::*;
    #[cfg(test)]
    use super::test_float::*;
    use crate::{DAffine2, DAffine3, DMat2, DMat3, DMat4, DQuat, DVec2, DVec3, DVec4};
    use core::fmt;
    use serde_core::{
        de::{self, Deserialize, Deserializer, SeqAccess, Visitor},
        ser::{Serialize, SerializeTupleStruct, Serializer},
    };

    impl_serde_float_types!(
        f64, DAffine2, DAffine3, DMat2, DMat3, DMat4, DQuat, DVec2, DVec3, DVec4
    );
}

#[cfg(feature = "i8")]
mod i8 {
    #[cfg(test)]
    use super::test_i8::*;
    #[cfg(test)]
    use super::test_int::*;
    use crate::{I8Vec2, I8Vec3, I8Vec4};
    use core::fmt;
    use serde_core::{
        de::{self, Deserialize, Deserializer, SeqAccess, Visitor},
        ser::{Serialize, SerializeTupleStruct, Serializer},
    };

    impl_serde_vec_types!(i8, I8Vec2, I8Vec3, I8Vec4);
}

#[cfg(feature = "i16")]
mod i16 {
    #[cfg(test)]
    use super::test_i16::*;
    #[cfg(test)]
    use super::test_int::*;
    use crate::{I16Vec2, I16Vec3, I16Vec4};
    use core::fmt;
    use serde_core::{
        de::{self, Deserialize, Deserializer, SeqAccess, Visitor},
        ser::{Serialize, SerializeTupleStruct, Serializer},
    };

    impl_serde_vec_types!(i16, I16Vec2, I16Vec3, I16Vec4);
}

#[cfg(feature = "i32")]
mod i32 {
    #[cfg(test)]
    use super::test_i32::*;
    #[cfg(test)]
    use super::test_int::*;
    use crate::{IVec2, IVec3, IVec4};
    use core::fmt;
    use serde_core::{
        de::{self, Deserialize, Deserializer, SeqAccess, Visitor},
        ser::{Serialize, SerializeTupleStruct, Serializer},
    };

    impl_serde_vec_types!(i32, IVec2, IVec3, IVec4);
}

#[cfg(feature = "i64")]
mod i64 {
    #[cfg(test)]
    use super::test_i64::*;
    #[cfg(test)]
    use super::test_int::*;
    use crate::{I64Vec2, I64Vec3, I64Vec4};
    use core::fmt;
    use serde_core::{
        de::{self, Deserialize, Deserializer, SeqAccess, Visitor},
        ser::{Serialize, SerializeTupleStruct, Serializer},
    };

    impl_serde_vec_types!(i64, I64Vec2, I64Vec3, I64Vec4);
}

#[cfg(feature = "isize")]
mod isize {
    #[cfg(test)]
    use super::test_int::*;
    #[cfg(test)]
    use super::test_isize::*;
    use crate::{ISizeVec2, ISizeVec3, ISizeVec4};
    use core::fmt;
    use serde_core::{
        de::{self, Deserialize, Deserializer, SeqAccess, Visitor},
        ser::{Serialize, SerializeTupleStruct, Serializer},
    };

    impl_serde_vec_types!(isize, ISizeVec2, ISizeVec3, ISizeVec4);
}

#[cfg(feature = "u8")]
mod u8 {
    #[cfg(test)]
    use super::test_int::*;
    #[cfg(test)]
    use super::test_u8::*;
    use crate::{U8Vec2, U8Vec3, U8Vec4};
    use core::fmt;
    use serde_core::{
        de::{self, Deserialize, Deserializer, SeqAccess, Visitor},
        ser::{Serialize, SerializeTupleStruct, Serializer},
    };

    impl_serde_vec_types!(u8, U8Vec2, U8Vec3, U8Vec4);
}

#[cfg(feature = "u16")]
mod u16 {
    #[cfg(test)]
    use super::test_int::*;
    #[cfg(test)]
    use super::test_u16::*;
    use crate::{U16Vec2, U16Vec3, U16Vec4};
    use core::fmt;
    use serde_core::{
        de::{self, Deserialize, Deserializer, SeqAccess, Visitor},
        ser::{Serialize, SerializeTupleStruct, Serializer},
    };

    impl_serde_vec_types!(u16, U16Vec2, U16Vec3, U16Vec4);
}

#[cfg(feature = "u32")]
mod u32 {
    #[cfg(test)]
    use super::test_int::*;
    #[cfg(test)]
    use super::test_u32::*;
    use crate::{UVec2, UVec3, UVec4};
    use core::fmt;
    use serde_core::{
        de::{self, Deserialize, Deserializer, SeqAccess, Visitor},
        ser::{Serialize, SerializeTupleStruct, Serializer},
    };

    impl_serde_vec_types!(u32, UVec2, UVec3, UVec4);
}

#[cfg(feature = "u64")]
mod u64 {
    #[cfg(test)]
    use super::test_int::*;
    #[cfg(test)]
    use super::test_u64::*;
    use crate::{U64Vec2, U64Vec3, U64Vec4};
    use core::fmt;
    use serde_core::{
        de::{self, Deserialize, Deserializer, SeqAccess, Visitor},
        ser::{Serialize, SerializeTupleStruct, Serializer},
    };

    impl_serde_vec_types!(u64, U64Vec2, U64Vec3, U64Vec4);
}

#[cfg(feature = "usize")]
mod usize {
    #[cfg(test)]
    use super::test_int::*;
    #[cfg(test)]
    use super::test_usize::*;
    use crate::{USizeVec2, USizeVec3, USizeVec4};
    use core::fmt;
    use serde_core::{
        de::{self, Deserialize, Deserializer, SeqAccess, Visitor},
        ser::{Serialize, SerializeTupleStruct, Serializer},
    };

    impl_serde_vec_types!(usize, USizeVec2, USizeVec3, USizeVec4);
}

mod euler {
    use crate::EulerRot;
    use core::fmt;
    use serde_core::de::{self, Deserialize, Deserializer, VariantAccess, Visitor};
    use serde_core::ser::{Serialize, Serializer};

    /// Defines the `EulerRot` serde wire format from a single list of
    /// `(wire index, variant, name)` entries, in wire-index order.
    ///
    /// `$count` must equal the number of entries.
    macro_rules! euler_rot_variants {
        ($count:literal; $(($wire_index:literal, $variant:ident, $name:literal)),+ $(,)?) => {
            /// The serde names of every variant, in wire-index order.
            const VARIANT_NAMES: &[&str] = &[$($name),+];

            const _: () = assert!(VARIANT_NAMES.len() == $count);

            /// The expected variant index range, for deserialization errors.
            const VARIANT_INDEX_RANGE: &str = concat!("variant index 0 <= i < ", $count);

            impl EulerRot {
                /// The serde wire index and name for this variant.
                const fn variant_info(self) -> (u32, &'static str) {
                    match self {
                        $(EulerRot::$variant => ($wire_index, $name)),+
                    }
                }

                /// The variant for a serde wire index, if the index is known.
                const fn variant_at(wire_index: u32) -> Option<EulerRot> {
                    match wire_index {
                        $($wire_index => Some(EulerRot::$variant),)+
                        _ => None,
                    }
                }

                /// The variant with the given serde name, if the name is known.
                fn variant_from_name(name: &str) -> Option<EulerRot> {
                    match name {
                        $($name => Some(EulerRot::$variant),)+
                        _ => None,
                    }
                }
            }
        };
    }

    euler_rot_variants![
        24;
        (0, ZYX, "ZYX"),
        (1, ZXY, "ZXY"),
        (2, YXZ, "YXZ"),
        (3, YZX, "YZX"),
        (4, XYZ, "XYZ"),
        (5, XZY, "XZY"),
        (6, ZYZ, "ZYZ"),
        (7, ZXZ, "ZXZ"),
        (8, YXY, "YXY"),
        (9, YZY, "YZY"),
        (10, XYX, "XYX"),
        (11, XZX, "XZX"),
        (12, ZYXEx, "ZYXEx"),
        (13, ZXYEx, "ZXYEx"),
        (14, YXZEx, "YXZEx"),
        (15, YZXEx, "YZXEx"),
        (16, XYZEx, "XYZEx"),
        (17, XZYEx, "XZYEx"),
        (18, ZYZEx, "ZYZEx"),
        (19, ZXZEx, "ZXZEx"),
        (20, YXYEx, "YXYEx"),
        (21, YZYEx, "YZYEx"),
        (22, XYXEx, "XYXEx"),
        (23, XZXEx, "XZXEx"),
    ];

    impl Serialize for EulerRot {
        fn serialize<S>(&self, serializer: S) -> Result<S::Ok, S::Error>
        where
            S: Serializer,
        {
            let (wire_index, wire_name) = self.variant_info();
            serializer.serialize_unit_variant("EulerRot", wire_index, wire_name)
        }
    }

    impl<'de> Deserialize<'de> for EulerRot {
        fn deserialize<D>(deserializer: D) -> Result<Self, D::Error>
        where
            D: Deserializer<'de>,
        {
            struct FieldVisitor;

            impl<'de> Visitor<'de> for FieldVisitor {
                type Value = EulerRot;

                fn expecting(&self, formatter: &mut fmt::Formatter<'_>) -> fmt::Result {
                    formatter.write_str("a variant identifier")
                }

                fn visit_u64<E>(self, value: u64) -> Result<Self::Value, E>
                where
                    E: de::Error,
                {
                    u32::try_from(value)
                        .ok()
                        .and_then(EulerRot::variant_at)
                        .ok_or_else(|| {
                            de::Error::invalid_value(
                                de::Unexpected::Unsigned(value),
                                &VARIANT_INDEX_RANGE,
                            )
                        })
                }

                fn visit_str<E>(self, value: &str) -> Result<Self::Value, E>
                where
                    E: de::Error,
                {
                    EulerRot::variant_from_name(value)
                        .ok_or_else(|| de::Error::unknown_variant(value, VARIANT_NAMES))
                }

                fn visit_bytes<E>(self, value: &[u8]) -> Result<Self::Value, E>
                where
                    E: de::Error,
                {
                    match core::str::from_utf8(value) {
                        Ok(s) => self.visit_str(s),
                        Err(_) => Err(de::Error::unknown_variant(
                            "\u{fffd}\u{fffd}\u{fffd}",
                            VARIANT_NAMES,
                        )),
                    }
                }
            }

            struct FieldSeed;

            impl<'de> de::DeserializeSeed<'de> for FieldSeed {
                type Value = EulerRot;

                fn deserialize<D>(self, deserializer: D) -> Result<Self::Value, D::Error>
                where
                    D: Deserializer<'de>,
                {
                    deserializer.deserialize_identifier(FieldVisitor)
                }
            }

            struct EnumVisitor;

            impl<'de> Visitor<'de> for EnumVisitor {
                type Value = EulerRot;

                fn expecting(&self, formatter: &mut fmt::Formatter<'_>) -> fmt::Result {
                    formatter.write_str("an EulerRot enum")
                }

                fn visit_enum<A>(self, data: A) -> Result<Self::Value, A::Error>
                where
                    A: de::EnumAccess<'de>,
                {
                    let (variant, variant_access) = data.variant_seed(FieldSeed)?;
                    variant_access.unit_variant()?;
                    Ok(variant)
                }
            }

            deserializer.deserialize_enum("EulerRot", VARIANT_NAMES, EnumVisitor)
        }
    }

    #[test]
    fn test_euler_rot_serde() {
        const PAIRS: [(EulerRot, &str); 24] = [
            (EulerRot::ZYX, "\"ZYX\""),
            (EulerRot::ZXY, "\"ZXY\""),
            (EulerRot::YXZ, "\"YXZ\""),
            (EulerRot::YZX, "\"YZX\""),
            (EulerRot::XYZ, "\"XYZ\""),
            (EulerRot::XZY, "\"XZY\""),
            (EulerRot::ZYZ, "\"ZYZ\""),
            (EulerRot::ZXZ, "\"ZXZ\""),
            (EulerRot::YXY, "\"YXY\""),
            (EulerRot::YZY, "\"YZY\""),
            (EulerRot::XYX, "\"XYX\""),
            (EulerRot::XZX, "\"XZX\""),
            (EulerRot::ZYXEx, "\"ZYXEx\""),
            (EulerRot::ZXYEx, "\"ZXYEx\""),
            (EulerRot::YXZEx, "\"YXZEx\""),
            (EulerRot::YZXEx, "\"YZXEx\""),
            (EulerRot::XYZEx, "\"XYZEx\""),
            (EulerRot::XZYEx, "\"XZYEx\""),
            (EulerRot::ZYZEx, "\"ZYZEx\""),
            (EulerRot::ZXZEx, "\"ZXZEx\""),
            (EulerRot::YXYEx, "\"YXYEx\""),
            (EulerRot::YZYEx, "\"YZYEx\""),
            (EulerRot::XYXEx, "\"XYXEx\""),
            (EulerRot::XZXEx, "\"XZXEx\""),
        ];
        assert_eq!(VARIANT_NAMES.len(), PAIRS.len());
        assert!(EulerRot::variant_at(VARIANT_NAMES.len() as u32).is_none());
        assert_eq!(EulerRot::variant_from_name("NotAVariant"), None);

        for (index, (enum_value, enum_string)) in PAIRS.into_iter().enumerate() {
            let serialized = serde_json::to_string(&enum_value).unwrap();
            assert_eq!(enum_string, serialized);
            let deserialized = serde_json::from_str(&serialized).unwrap();
            assert_eq!(enum_value, deserialized);

            // Check the generated lookups agree with the expected wire format.
            let wire_name = enum_string.trim_matches('"');
            assert_eq!(enum_value.variant_info(), (index as u32, wire_name));
            assert_eq!(EulerRot::variant_at(index as u32), Some(enum_value));
            assert_eq!(EulerRot::variant_from_name(wire_name), Some(enum_value));
            assert_eq!(VARIANT_NAMES[index], wire_name);

            // Check the numeric (binary format) decode path.
            let deserializer =
                serde_core::de::value::U32Deserializer::<serde_core::de::value::Error>::new(
                    index as u32,
                );
            assert_eq!(EulerRot::deserialize(deserializer).unwrap(), enum_value);
        }
    }
}