shard-ameba/spec/ameba/rule/lint/not_nil_spec.cr
2022-12-21 21:13:22 +01:00

36 lines
907 B
Crystal

require "../../../spec_helper"
module Ameba::Rule::Lint
subject = NotNil.new
describe NotNil do
it "passes for valid cases" do
expect_no_issues subject, <<-CRYSTAL
(1..3).first?.not_nil!(:foo)
not_nil!
CRYSTAL
end
it "reports if there is a `not_nil!` call" do
expect_issue subject, <<-CRYSTAL
(1..3).first?.not_nil!
# ^^^^^^^^ error: Avoid using `not_nil!`
CRYSTAL
end
it "reports if there is a `not_nil!` call in the middle of the call-chain" do
expect_issue subject, <<-CRYSTAL
(1..3).first?.not_nil!.to_s
# ^^^^^^^^ error: Avoid using `not_nil!`
CRYSTAL
end
context "macro" do
it "doesn't report in macro scope" do
expect_no_issues subject, <<-CRYSTAL
{{ [1, 2, 3].first.not_nil! }}
CRYSTAL
end
end
end
end