chore: use const

Author: ovr

rust/cubesql/pg-srv/src/decoding.rs

@@ -152,8 +152,8 @@ mod tests {
         assert_test_decode(false, Format::Text)?;
         assert_test_decode(1_i64, Format::Text)?;
         assert_test_decode(100_i64, Format::Text)?;
-        assert_test_decode(3.14_f64, Format::Text)?;
-        assert_test_decode(-2.71828_f64, Format::Text)?;
+        assert_test_decode(std::f64::consts::PI, Format::Text)?;
+        assert_test_decode(std::f64::consts::E, Format::Text)?;
         assert_test_decode(0.0_f64, Format::Text)?;
 
         Ok(())
@@ -166,8 +166,8 @@ mod tests {
         assert_test_decode(false, Format::Binary)?;
         assert_test_decode(1_i64, Format::Binary)?;
         assert_test_decode(100_i64, Format::Binary)?;
-        assert_test_decode(3.14_f64, Format::Binary)?;
-        assert_test_decode(-2.71828_f64, Format::Binary)?;
+        assert_test_decode(std::f64::consts::PI, Format::Binary)?;
+        assert_test_decode(std::f64::consts::E, Format::Binary)?;
         assert_test_decode(0.0_f64, Format::Binary)?;
 
         Ok(())