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require 'spec_helper'
require 'mspec/guards'
RSpec.describe FeatureGuard, ".enabled?" do
it "returns true if the feature is enabled" do
expect(MSpec).to receive(:feature_enabled?).with(:encoding).and_return(true)
expect(FeatureGuard.enabled?(:encoding)).to be_truthy
end
it "returns false if the feature is not enabled" do
expect(MSpec).to receive(:feature_enabled?).with(:encoding).and_return(false)
expect(FeatureGuard.enabled?(:encoding)).to be_falsey
end
it "returns true if all the features are enabled" do
expect(MSpec).to receive(:feature_enabled?).with(:one).and_return(true)
expect(MSpec).to receive(:feature_enabled?).with(:two).and_return(true)
expect(FeatureGuard.enabled?(:one, :two)).to be_truthy
end
it "returns false if any of the features are not enabled" do
expect(MSpec).to receive(:feature_enabled?).with(:one).and_return(true)
expect(MSpec).to receive(:feature_enabled?).with(:two).and_return(false)
expect(FeatureGuard.enabled?(:one, :two)).to be_falsey
end
end
RSpec.describe Object, "#with_feature" do
before :each do
ScratchPad.clear
@guard = FeatureGuard.new :encoding
allow(FeatureGuard).to receive(:new).and_return(@guard)
end
it "sets the name of the guard to :with_feature" do
with_feature(:encoding) { }
expect(@guard.name).to eq(:with_feature)
end
it "calls #unregister even when an exception is raised in the guard block" do
expect(@guard).to receive(:match?).and_return(true)
expect(@guard).to receive(:unregister)
expect do
with_feature { raise Exception }
end.to raise_error(Exception)
end
end
RSpec.describe Object, "#with_feature" do
before :each do
ScratchPad.clear
end
it "yields if the feature is enabled" do
expect(MSpec).to receive(:feature_enabled?).with(:encoding).and_return(true)
with_feature(:encoding) { ScratchPad.record :yield }
expect(ScratchPad.recorded).to eq(:yield)
end
it "yields if all the features are enabled" do
expect(MSpec).to receive(:feature_enabled?).with(:one).and_return(true)
expect(MSpec).to receive(:feature_enabled?).with(:two).and_return(true)
with_feature(:one, :two) { ScratchPad.record :yield }
expect(ScratchPad.recorded).to eq(:yield)
end
it "does not yield if the feature is not enabled" do
expect(MSpec).to receive(:feature_enabled?).with(:encoding).and_return(false)
with_feature(:encoding) { ScratchPad.record :yield }
expect(ScratchPad.recorded).to be_nil
end
it "does not yield if any of the features are not enabled" do
expect(MSpec).to receive(:feature_enabled?).with(:one).and_return(true)
expect(MSpec).to receive(:feature_enabled?).with(:two).and_return(false)
with_feature(:one, :two) { ScratchPad.record :yield }
expect(ScratchPad.recorded).to be_nil
end
end
RSpec.describe Object, "#without_feature" do
before :each do
ScratchPad.clear
@guard = FeatureGuard.new :encoding
allow(FeatureGuard).to receive(:new).and_return(@guard)
end
it "sets the name of the guard to :without_feature" do
without_feature(:encoding) { }
expect(@guard.name).to eq(:without_feature)
end
it "calls #unregister even when an exception is raised in the guard block" do
expect(@guard).to receive(:match?).and_return(false)
expect(@guard).to receive(:unregister)
expect do
without_feature { raise Exception }
end.to raise_error(Exception)
end
end
RSpec.describe Object, "#without_feature" do
before :each do
ScratchPad.clear
end
it "does not yield if the feature is enabled" do
expect(MSpec).to receive(:feature_enabled?).with(:encoding).and_return(true)
without_feature(:encoding) { ScratchPad.record :yield }
expect(ScratchPad.recorded).to be_nil
end
it "yields if the feature is disabled" do
expect(MSpec).to receive(:feature_enabled?).with(:encoding).and_return(false)
without_feature(:encoding) { ScratchPad.record :yield }
expect(ScratchPad.recorded).to eq(:yield)
end
end
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