Added more tests

[jorgecarleitao]

No description provided.

[codecov]

Codecov Report

Merging #910 (e18dacc) into main (8b504d9) will increase coverage by 0.37%.
The diff coverage is 63.63%.

@@            Coverage Diff             @@
##             main     #910      +/-   ##
==========================================
+ Coverage   70.50%   70.88%   +0.37%     
==========================================
  Files         346      346              
  Lines       18849    18983     +134     
==========================================
+ Hits        13290    13456     +166     
+ Misses       5559     5527      -32     

Impacted Files	Coverage Δ
src/array/primitive/mutable.rs	88.33% <50.00%> (+2.74%)	⬆️
src/array/utf8/mod.rs	71.51% <66.66%> (+6.70%)	⬆️
src/io/avro/write/schema.rs	70.45% <0.00%> (-3.84%)	⬇️
src/io/avro/read/deserialize.rs	72.03% <0.00%> (+0.84%)	⬆️
src/io/avro/read/schema.rs	74.41% <0.00%> (+1.00%)	⬆️
src/array/primitive/mod.rs	81.91% <0.00%> (+1.06%)	⬆️
src/array/primitive/fmt.rs	68.65% <0.00%> (+4.47%)	⬆️
src/io/avro/write/serialize.rs	81.52% <0.00%> (+5.49%)	⬆️
... and 3 more

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