Code asserts that err has the expected code.

Commit asserts that the transaction is comitted.

Diff1 asserts that a1 is equal to e1.

Diff1IgnoreUnexported asserts that a1 is equal to e1 with protocmp.Transform.

Diff2 asserts that a1 is equal to e1, and so on.

Failed asserts that err is expected.

ProtoEq returns Matcher for the proto message.

Succeeded asserts that err is nil.

UseGorm runs f with mocked sqls.

Check represents an assertion of TestCase.