Sha256: 956f74da2023c0ac1d0b7fb51848099e5db467a7e0c96de31acf8c5cb6444689
Contents?: true
Size: 897 Bytes
Versions: 18
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Stored size: 897 Bytes
Contents
module RSpec
module Matchers
# :call-seq:
# should exist
# should_not exist
#
# Passes if actual.exist? or actual.exists?
def exist(*args)
Matcher.new :exist do
match do |actual|
predicates = [:exist?, :exists?].select { |p| actual.respond_to?(p) }
existance_values = predicates.map { |p| actual.send(p, *args) }
uniq_truthy_values = existance_values.map { |v| !!v }.uniq
case uniq_truthy_values.size
when 0; raise NoMethodError.new("#{actual.inspect} does not respond to either #exist? or #exists?")
when 1; existance_values.first
else raise "#exist? and #exists? returned different values:\n\n" +
" exist?: #{existance_values.first}\n" +
"exists?: #{existance_values.last}"
end
end
end
end
end
end
Version data entries
18 entries across 18 versions & 4 rubygems