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require_relative '../../spec_helper'
require_relative 'fixtures/common'
ruby_version_is "4.1" do
describe "ENV.fetch_values" do
before :each do
@saved_foo = ENV["foo"]
@saved_bar = ENV["bar"]
ENV.delete("foo")
ENV.delete("bar")
end
after :each do
ENV["foo"] = @saved_foo
ENV["bar"] = @saved_bar
end
it "returns an array of the values corresponding to the given keys" do
ENV["foo"] = "oof"
ENV["bar"] = "rab"
ENV.fetch_values("bar", "foo").should == ["rab", "oof"]
end
it "returns the default value from block" do
ENV["foo"] = "oof"
ENV.fetch_values("bar") { |key| "`#{key}' is not found" }.should == ["`bar' is not found"]
ENV.fetch_values("bar", "foo") { |key| "`#{key}' is not found" }.should == ["`bar' is not found", "oof"]
end
it "returns an empty array if no keys specified" do
ENV.fetch_values.should == []
end
it "raises KeyError when there is no matching key" do
ENV["foo"] = "oof"
ENV["bar"] = "rab"
-> {
ENV.fetch_values("bar", "y", "foo", "z")
}.should.raise(KeyError, 'key not found: "y"')
end
it "uses the locale encoding" do
ENV.fetch_values(ENV.keys.first).first.encoding.should == ENVSpecs.encoding
end
it "raises TypeError when a key is not coercible to String" do
ENV["foo"] = "oof"
-> { ENV.fetch_values("foo", Object.new) }.should.raise(TypeError, "no implicit conversion of Object into String")
end
end
end
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