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paper-trail-gem--paper_trail/spec/paper_trail_spec.rb
2017-10-17 18:37:43 -04:00

146 lines
4.1 KiB
Ruby

require "spec_helper"
RSpec.describe PaperTrail do
describe "#config", versioning: true do
it { is_expected.to respond_to(:config) }
it "allows for config values to be set" do
expect(subject.config.enabled).to eq(true)
subject.config.enabled = false
expect(subject.config.enabled).to eq(false)
end
it "accepts blocks and yield the config instance" do
expect(subject.config.enabled).to eq(true)
subject.config { |c| c.enabled = false }
expect(subject.config.enabled).to eq(false)
end
end
describe "#configure" do
it { is_expected.to respond_to(:configure) }
it "is an alias for the `config` method" do
expect(subject.method(:configure)).to eq(subject.method(:config))
end
end
describe ".gem_version" do
it "returns a Gem::Version" do
v = described_class.gem_version
expect(v).to be_a(::Gem::Version)
expect(v.to_s).to eq(::PaperTrail::VERSION::STRING)
end
end
context "when enabled" do
it "affects all threads" do
Thread.new { described_class.enabled = false }.join
assert_equal false, described_class.enabled?
end
after do
described_class.enabled = true
end
end
context "default" do
it "has versioning off by default" do
expect(described_class).not_to be_enabled
end
it "has versioning on in a `with_versioning` block" do
expect(described_class).not_to be_enabled
with_versioning do
expect(described_class).to be_enabled
end
expect(described_class).not_to be_enabled
end
context "error within `with_versioning` block" do
it "reverts the value of `PaperTrail.enabled?` to its previous state" do
expect(described_class).not_to be_enabled
expect { with_versioning { raise } }.to raise_error(RuntimeError)
expect(described_class).not_to be_enabled
end
end
end
context "`versioning: true`", versioning: true do
it "has versioning on by default" do
expect(described_class).to be_enabled
end
it "keeps versioning on after a with_versioning block" do
expect(described_class).to be_enabled
with_versioning do
expect(described_class).to be_enabled
end
expect(described_class).to be_enabled
end
end
context "`with_versioning` block at class level" do
it { expect(described_class).not_to be_enabled }
with_versioning do
it "has versioning on by default" do
expect(described_class).to be_enabled
end
end
it "does not leak the `enabled?` state into successive tests" do
expect(described_class).not_to be_enabled
end
end
describe ".version" do
it { expect(described_class).to respond_to(:version) }
it { expect(described_class.version).to eq(described_class::VERSION::STRING) }
end
describe ".whodunnit" do
context "when set globally" do
before(:all) { described_class.whodunnit = "foobar" }
it "is set to `nil` by default" do
expect(described_class.whodunnit).to be_nil
end
end
context "with block passed" do
it "sets whodunnit only for the block passed" do
described_class.whodunnit("foo") do
expect(described_class.whodunnit).to eq("foo")
end
expect(described_class.whodunnit).to be_nil
end
it "sets whodunnit only for the current thread" do
described_class.whodunnit("foo") do
expect(described_class.whodunnit).to eq("foo")
Thread.new { expect(described_class.whodunnit).to be_nil }.join
end
expect(described_class.whodunnit).to be_nil
end
end
context "when set to a proc" do
it "evaluates the proc each time a version is made" do
call_count = 0
described_class.whodunnit = proc { call_count += 1 }
expect(described_class.whodunnit).to eq(1)
expect(described_class.whodunnit).to eq(2)
end
end
end
describe ".controller_info" do
before(:all) { described_class.controller_info = { foo: "bar" } }
it "is set to an empty hash before each test" do
expect(described_class.controller_info).to eq({})
end
end
end