shard-ameba/spec/ameba/rules/trailing_blank_lines_spec.cr

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2017-10-31 15:50:05 +00:00
require "../../spec_helper"
module Ameba::Rules
subject = TrailingBlankLines.new
describe TrailingBlankLines do
it "passes if there is no blank lines at the end" do
source = Source.new "", "no-blankline"
subject.catch(source).valid?.should be_true
end
it "fails if there is a blank line at the end of a source" do
source = Source.new "", "a = 1\n \n "
subject.catch(source).valid?.should be_false
end
it "passes if source is empty" do
source = Source.new "", ""
subject.catch(source).valid?.should be_true
end
it "passes if last line is not blank" do
source = Source.new "", "\n\n\n puts 22"
subject.catch(source).valid?.should be_true
end
it "reports rule, pos and message" do
source = Source.new "", "a = 1\n\n "
subject.catch(source)
error = source.errors.first
error.rule.should_not be_nil
error.pos.should eq 3
error.message.should eq "Blank lines detected at the end of the file"
end
end
end