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require "requirements/java_requirement"
describe JavaRequirement do
subject { described_class.new([]) }
before(:each) do
ENV["JAVA_HOME"] = nil
end
describe "#message" do
its(:message) { is_expected.to match(/Java is required to install this formula./) }
end
describe "#inspect" do
subject { described_class.new(%w[1.7+]) }
its(:inspect) { is_expected.to eq('#<JavaRequirement: "java" [] version="1.7+">') }
end
describe "#display_s" do
context "without specific version" do
its(:display_s) { is_expected.to eq("java") }
end
context "with version 1.8" do
subject { described_class.new(%w[1.8]) }
its(:display_s) { is_expected.to eq("java = 1.8") }
end
context "with version 1.8+" do
subject { described_class.new(%w[1.8+]) }
its(:display_s) { is_expected.to eq("java >= 1.8") }
end
end
describe "#satisfied?" do
subject { described_class.new(%w[1.8]) }
it "returns false if no `java` executable can be found" do
allow(File).to receive(:executable?).and_return(false)
expect(subject).not_to be_satisfied
end
it "returns true if #preferred_java returns a path" do
allow(subject).to receive(:preferred_java).and_return(Pathname.new("/usr/bin/java"))
expect(subject).to be_satisfied
end
context "when #possible_javas contains paths" do
let(:path) { mktmpdir }
let(:java) { path/"java" }
def setup_java_with_version(version)
IO.write java, <<~EOS
#!/bin/sh
echo 'java version "#{version}"'
EOS
FileUtils.chmod "+x", java
end
before(:each) do
allow(subject).to receive(:possible_javas).and_return([java])
end
context "and 1.7 is required" do
subject { described_class.new(%w[1.7]) }
it "returns false if all are lower" do
setup_java_with_version "1.6.0_5"
expect(subject).not_to be_satisfied
end
it "returns true if one is equal" do
setup_java_with_version "1.7.0_5"
expect(subject).to be_satisfied
end
it "returns false if all are higher" do
setup_java_with_version "1.8.0_5"
expect(subject).not_to be_satisfied
end
end
context "and 1.7+ is required" do
subject { described_class.new(%w[1.7+]) }
it "returns false if all are lower" do
setup_java_with_version "1.6.0_5"
expect(subject).not_to be_satisfied
end
it "returns true if one is equal" do
setup_java_with_version "1.7.0_5"
expect(subject).to be_satisfied
end
it "returns true if one is higher" do
setup_java_with_version "1.8.0_5"
expect(subject).to be_satisfied
end
end
end
end
end
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