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Use issue expectation helpers in Lint::HashDuplicatedKey rule spec

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Sijawusz Pur Rahnama 2022-04-04 21:20:13 +02:00
parent 18316eaa8b
commit 3cbb388393
1 changed files with 15 additions and 18 deletions
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33
spec/ameba/rule/lint/hash_duplicated_key_spec.cr
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@ -5,26 +5,32 @@ module Ameba::Rule::Lint
subject = HashDuplicatedKey.new
it "passes if there is no duplicated keys in a hash literals" do
s = Source.new %(
expect_no_issues subject, <<-CRYSTAL
h = {"a" => 1, :a => 2, "b" => 3}
h = {"a" => 1, "b" => 2, "c" => {"a" => 3, "b" => 4}}
h = {} of String => String
)
subject.catch(s).should be_valid
CRYSTAL
end
it "fails if there is a duplicated key in a hash literal" do
s = Source.new %q(
expect_issue subject, <<-CRYSTAL
h = {"a" => 1, "b" => 2, "a" => 3}
)
subject.catch(s).should_not be_valid
# ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ error: Duplicated keys in hash literal: "a"
CRYSTAL
end
it "fails if there is a duplicated key in the inner hash literal" do
s = Source.new %q(
expect_issue subject, <<-CRYSTAL
h = {"a" => 1, "b" => {"a" => 3, "b" => 4, "a" => 5}}
)
subject.catch(s).should_not be_valid
# ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ error: Duplicated keys in hash literal: "a"
CRYSTAL
end
it "reports multiple duplicated keys" do
expect_issue subject, <<-CRYSTAL
h = {"key1" => 1, "key1" => 2, "key2" => 3, "key2" => 4}
# ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ error: Duplicated keys in hash literal: "key1", "key2"
CRYSTAL
end
it "reports rule, location and message" do
@ -38,14 +44,5 @@ module Ameba::Rule::Lint
issue.end_location.to_s.should eq "source.cr:1:24"
issue.message.should eq %(Duplicated keys in hash literal: "a")
end
it "reports multiple duplicated keys" do
s = Source.new %q(
h = {"key1" => 1, "key1" => 2, "key2" => 3, "key2" => 4}
)
subject.catch(s).should_not be_valid
issue = s.issues.first
issue.message.should eq %(Duplicated keys in hash literal: "key1", "key2")
end
end
end