discourse/spec/lib/version_spec.rb

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# frozen_string_literal: true
require 'version'
describe Discourse::VERSION do
context "has_needed_version?" do
it "works for major comparisons" do
expect(Discourse.has_needed_version?('1.0.0', '1.0.0')).to eq(true)
expect(Discourse.has_needed_version?('2.0.0', '1.0.0')).to eq(true)
expect(Discourse.has_needed_version?('0.0.1', '1.0.0')).to eq(false)
end
it "works for minor comparisons" do
expect(Discourse.has_needed_version?('1.1.0', '1.1.0')).to eq(true)
expect(Discourse.has_needed_version?('1.2.0', '1.1.0')).to eq(true)
expect(Discourse.has_needed_version?('2.0.0', '1.1.0')).to eq(true)
expect(Discourse.has_needed_version?('0.1.0', '0.1.0')).to eq(true)
expect(Discourse.has_needed_version?('1.0.0', '1.1.0')).to eq(false)
expect(Discourse.has_needed_version?('0.0.1', '0.1.0')).to eq(false)
end
it "works for tiny comparisons" do
expect(Discourse.has_needed_version?('2.0.0', '2.0.0')).to eq(true)
expect(Discourse.has_needed_version?('2.0.1', '2.0.0')).to eq(true)
expect(Discourse.has_needed_version?('1.12.0', '2.0.0')).to eq(false)
expect(Discourse.has_needed_version?('1.12.0', '2.12.5')).to eq(false)
end
it "works for beta comparisons when current_version is beta" do
expect(Discourse.has_needed_version?('1.3.0.beta3', '1.2.9')).to eq(true)
expect(Discourse.has_needed_version?('1.3.0.beta3', '1.3.0.beta1')).to eq(true)
expect(Discourse.has_needed_version?('1.3.0.beta3', '1.3.0.beta4')).to eq(false)
expect(Discourse.has_needed_version?('1.3.0.beta3', '1.3.0')).to eq(false)
end
it "works for beta comparisons when needed_version is beta" do
expect(Discourse.has_needed_version?('1.2.0', '1.3.0.beta3')).to eq(false)
expect(Discourse.has_needed_version?('1.2.9', '1.3.0.beta3')).to eq(false)
expect(Discourse.has_needed_version?('1.3.0.beta1', '1.3.0.beta3')).to eq(false)
expect(Discourse.has_needed_version?('1.3.0.beta4', '1.3.0.beta3')).to eq(true)
expect(Discourse.has_needed_version?('1.3.0', '1.3.0.beta3')).to eq(true)
end
end
context "find_compatible_resource" do
shared_examples "test compatible resource" do
it "returns nil when the current version is above all pinned versions" do
expect(Discourse.find_compatible_resource(version_list, "2.6.0")).to be_nil
end
it "returns the correct version if matches exactly" do
expect(Discourse.find_compatible_resource(version_list, "2.5.0.beta4")).to eq("twofivebetafour")
end
it "returns the closest matching version" do
expect(Discourse.find_compatible_resource(version_list, "2.4.6.beta12")).to eq("twofivebetatwo")
end
it "returns the lowest version possible when using an older version" do
expect(Discourse.find_compatible_resource(version_list, "1.4.6.beta12")).to eq("twofourtwobetaone")
end
end
it "returns nil when nil" do
expect(Discourse.find_compatible_resource(nil)).to be_nil
end
it "returns nil when empty" do
expect(Discourse.find_compatible_resource("")).to be_nil
end
it "raises an error on invalid input" do
expect { Discourse.find_compatible_resource("1.0.0.beta1 12f82d5") }.to raise_error(Discourse::InvalidVersionListError)
end
context "with a regular compatible list" do
let(:version_list) { <<~YML
2.5.0.beta6: twofivebetasix
2.5.0.beta4: twofivebetafour
2.5.0.beta2: twofivebetatwo
2.4.4.beta6: twofourfourbetasix
2.4.2.beta1: twofourtwobetaone
YML
}
include_examples "test compatible resource"
end
context "handle a compatible resource out of order" do
let(:version_list) { <<~YML
2.4.2.beta1: twofourtwobetaone
2.5.0.beta4: twofivebetafour
2.5.0.beta6: twofivebetasix
2.5.0.beta2: twofivebetatwo
2.4.4.beta6: twofourfourbetasix
YML
}
include_examples "test compatible resource"
end
end
context "find_compatible_git_resource" do
let!(:git_directory) do
path = nil
capture_stdout do
# Note the lack of colon between version and hash
path = setup_git_repo(".discourse-compatibility" => "1.0.0.beta1 12f82d5")
# Simulate a remote upstream
`cd #{path} && git remote add origin #{path}/.git && git fetch -q`
`cd #{path} && git branch -u origin/$(git rev-parse --abbrev-ref HEAD)`
end
path
end
after do
FileUtils.remove_entry(git_directory)
end
it "gracefully handles invalid input" do
output = capture_stderr do
expect(Discourse.find_compatible_git_resource(git_directory)).to be_nil
end
expect(output).to include("Invalid version list")
end
end
end