YOU SAID:

i am going to fail my test

INTO JAPANESE

私はテストに失敗します

BACK INTO ENGLISH

I fail the test

INTO JAPANESE

テストに失敗しました

BACK INTO ENGLISH

Test failed

INTO JAPANESE

テスト失敗。

BACK INTO ENGLISH

Test failed.

INTO JAPANESE

テスト失敗。

BACK INTO ENGLISH

Test failed.