convert pipe delimited text to csv in unix

hi, need your advice here. i'm still new to this. i have a pipe delimited text file and want to convert to csv. the problem is whenever the data got comma (,) it will convert to next field. example: txt file i like to eat burger, chicken wing and fries|i like to drink coke output should be i like to eat burger, chicken wing and fries<next field>i like to drink coke but somehow, the output in csv become i like to eat burger<next field> chicken wing and fries<next field>i like to drink coke command use cat test.txt | tr "|" "," > test.csv can someone help me?

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