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ruby--ruby/spec/ruby/library/digest/sha256/file_spec.rb
2020-03-28 00:22:51 +01:00

47 lines
1.5 KiB
Ruby

require_relative '../../../spec_helper'
require_relative 'shared/constants'
require_relative '../../../core/file/shared/read'
describe "Digest::SHA256.file" do
describe "when passed a path to a file that exists" do
before :each do
@file = tmp("md5_temp")
touch(@file, 'wb') {|f| f.write SHA256Constants::Contents }
end
after :each do
rm_r @file
end
it "returns a Digest::SHA256 object" do
Digest::SHA256.file(@file).should be_kind_of(Digest::SHA256)
end
it "returns a Digest::SHA256 object with the correct digest" do
Digest::SHA256.file(@file).digest.should == SHA256Constants::Digest
end
it "can be used with frozen-string-literal" do
ruby_exe("require 'digest'; puts Digest::SHA256.file(#{@file.inspect}).digest.inspect", options: "--enable=frozen-string-literal").chomp.should == SHA256Constants::Digest.inspect
end
it "calls #to_str on an object and returns the Digest::SHA256 with the result" do
obj = mock("to_str")
obj.should_receive(:to_str).and_return(@file)
result = Digest::SHA256.file(obj)
result.should be_kind_of(Digest::SHA256)
result.digest.should == SHA256Constants::Digest
end
end
it_behaves_like :file_read_directory, :file, Digest::SHA256
it "raises a Errno::ENOENT when passed a path that does not exist" do
-> { Digest::SHA256.file("") }.should raise_error(Errno::ENOENT)
end
it "raises a TypeError when passed nil" do
-> { Digest::SHA256.file(nil) }.should raise_error(TypeError)
end
end