brew/Library/Homebrew/test/dependency_collector_spec.rb

109 lines
3.5 KiB
Ruby

# frozen_string_literal: true
require "dependency_collector"
RSpec.describe DependencyCollector do
alias_matcher :be_a_build_requirement, :be_build
subject(:collector) { described_class.new }
def find_dependency(name)
collector.deps.find { |dep| dep.name == name }
end
def find_requirement(klass)
collector.requirements.find { |req| req.is_a? klass }
end
describe "#add" do
specify "dependency creation" do
collector.add "foo" => :build
collector.add "bar" => ["--universal", :optional]
expect(find_dependency("foo")).to be_an_instance_of(Dependency)
expect(find_dependency("bar").tags.count).to eq(2)
end
it "returns the created dependency" do
expect(collector.add("foo")).to eq(Dependency.new("foo"))
end
specify "requirement creation" do
collector.add :xcode
expect(find_requirement(XcodeRequirement)).to be_an_instance_of(XcodeRequirement)
end
it "deduplicates requirements" do
2.times { collector.add :xcode }
expect(collector.requirements.count).to eq(1)
end
specify "requirement tags" do
collector.add xcode: :build
expect(find_requirement(XcodeRequirement)).to be_a_build_requirement
end
it "doesn't mutate the dependency spec" do
spec = { "foo" => :optional }
copy = spec.dup
collector.add(spec)
expect(spec).to eq(copy)
end
it "creates a resource dependency from a CVS URL" do
resource = Resource.new
resource.url(":pserver:anonymous:@brew.sh:/cvsroot/foo/bar", using: :cvs)
expect(collector.add(resource)).to eq(Dependency.new("cvs", [:build, :test, :implicit]))
end
it "creates a resource dependency from a '.7z' URL" do
resource = Resource.new
resource.url("https://brew.sh/foo.7z")
expect(collector.add(resource)).to eq(Dependency.new("p7zip", [:build, :test, :implicit]))
end
it "creates a resource dependency from a '.gz' URL" do
resource = Resource.new
resource.url("https://brew.sh/foo.tar.gz")
expect(collector.add(resource)).to be_nil
end
it "creates a resource dependency from a '.lz' URL" do
resource = Resource.new
resource.url("https://brew.sh/foo.lz")
expect(collector.add(resource)).to eq(Dependency.new("lzip", [:build, :test, :implicit]))
end
it "creates a resource dependency from a '.lha' URL" do
resource = Resource.new
resource.url("https://brew.sh/foo.lha")
expect(collector.add(resource)).to eq(Dependency.new("lha", [:build, :test, :implicit]))
end
it "creates a resource dependency from a '.lzh' URL" do
resource = Resource.new
resource.url("https://brew.sh/foo.lzh")
expect(collector.add(resource)).to eq(Dependency.new("lha", [:build, :test, :implicit]))
end
it "creates a resource dependency from a '.rar' URL" do
resource = Resource.new
resource.url("https://brew.sh/foo.rar")
expect(collector.add(resource)).to eq(Dependency.new("libarchive", [:build, :test, :implicit]))
end
it "raises a TypeError for unknown classes" do
expect { collector.add(Class.new) }.to raise_error(TypeError)
end
it "raises a TypeError for unknown Types" do
expect { collector.add(Object.new) }.to raise_error(TypeError)
end
it "raises a TypeError for a Resource with an unknown download strategy" do
resource = Resource.new
resource.download_strategy = Class.new
expect { collector.add(resource) }.to raise_error(TypeError)
end
end
end