73 lines
2.0 KiB
Ruby
73 lines
2.0 KiB
Ruby
# frozen_string_literal: true
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require "bundle"
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require "bundle/whalebrew_dumper"
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RSpec.describe Homebrew::Bundle::WhalebrewDumper do
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subject(:dumper) { described_class }
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describe ".images" do
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before do
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dumper.reset!
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allow(Homebrew::Bundle).to receive(:whalebrew_installed?).and_return(true)
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end
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let(:whalebrew_list_single_output) do
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"COMMAND IMAGE\nwget whalebrew/wget"
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end
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let(:whalebrew_list_duplicate_output) do
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"COMMAND IMAGE\nwget whalebrew/wget\nwget whalebrew/wget"
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end
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it "removes the header" do
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allow(dumper).to receive(:`).with("whalebrew list 2>/dev/null")
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.and_return(whalebrew_list_single_output)
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expect(dumper.images).not_to include("COMMAND")
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expect(dumper.images).not_to include("IMAGE")
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end
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it "dedupes items" do
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allow(dumper).to receive(:`).with("whalebrew list 2>/dev/null")
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.and_return(whalebrew_list_duplicate_output)
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expect(dumper.images).to eq(["whalebrew/wget"])
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end
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end
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context "when whalebrew is not installed" do
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before do
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dumper.reset!
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allow(Homebrew::Bundle).to receive(:whalebrew_installed?).and_return(false)
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end
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it "returns empty list" do
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expect(dumper.images).to be_empty
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end
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it "dumps as empty string" do
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expect(dumper.dump).to eql("")
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end
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end
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context "when whalebrew is installed" do
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before do
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allow(Homebrew::Bundle).to receive(:whalebrew_installed?).and_return(true)
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allow(dumper).to receive(:images).and_return(["whalebrew/wget", "whalebrew/dig"])
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end
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context "when images are installed" do
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let(:expected_whalebrew_dump) do
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%Q(whalebrew "whalebrew/wget"\nwhalebrew "whalebrew/dig")
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end
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it "returns correct listing" do
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expect(dumper.images).to eq(["whalebrew/wget", "whalebrew/dig"])
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end
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it "dumps usable output for Brewfile" do
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expect(dumper.dump).to eql(expected_whalebrew_dump)
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end
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end
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end
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end
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