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# frozen_string_literal: true
RSpec.describe TTY::Which, "#which" do
before { stub_const("Which", described_class) }
context "without extension" do
let(:path) { %w[/bin /usr/bin /usr/local/bin /opt/local/bin].join(":") }
let(:cmds) { %w[/usr/bin/ls /bin/sh /usr/bin/ruby /usr/local/git/bin/git] }
before do
allow(ENV).to receive(:[]).with("PATHEXT").and_return(nil)
allow(ENV).to receive(:[]).with("PATH").and_return(path)
stub_const("::File::PATH_SEPARATOR", ":")
stub_const("::File::SEPARATOR", "/")
allow(Dir).to receive(:exist?) { true }
end
it "handles path with executable file /bin/sh" do
allow(Which).to receive(:file_with_path?) { true }
allow(Which).to receive(:executable_file?) { true }
expect(Which.which("/bin/sh")).to eq("/bin/sh")
end
it "fails to find path executable" do
allow(Which).to receive(:file_with_path?) { true }
allow(Which).to receive(:executable_file?) { false }
expect(Which.which("/bin/sh")).to eq(nil)
end
it "searches executable file git" do
dir_path = "/usr/local/bin"
cmd = "git"
expected_path = "#{dir_path}/#{cmd}"
allow(Which).to receive(:file_with_path?) { false }
allow(Which).to receive(:file_with_exec_ext?) { false }
allow(::File).to receive(:join).and_call_original
allow(::File).to receive(:join).with(dir_path, cmd)
.and_return(expected_path)
allow(Which).to receive(:executable_file?) { false }
allow(Which).to receive(:executable_file?).with(expected_path) { true }
allow(::File).to receive(:absolute_path).with(expected_path)
.and_return(expected_path)
expect(Which.which(cmd)).to eq(expected_path)
end
it "allows to search through custom paths" do
paths = %w[/usr/local/bin /usr/bin /bin]
allow(Which).to receive(:executable_file?).with("/usr/local/bin/ruby") { false }
allow(Which).to receive(:executable_file?).with("/usr/bin/ruby") { true }
allow(::File).to receive(:absolute_path).with("/usr/bin/ruby")
.and_return("/usr/bin/ruby")
expect(TTY::Which.which("ruby", paths: paths)).to eq("/usr/bin/ruby")
end
end
context "with extension" do
let(:path) { ["C:\\Program Files\\Git\\bin"].join(";") }
let(:exts) { %w[.msi .exe .bat .cmd].join(";") }
before do
allow(ENV).to receive(:[]).with("PATHEXT").and_return(exts)
allow(ENV).to receive(:[]).with("PATH").and_return(path)
stub_const("::File::PATH_SEPARATOR", ";")
stub_const("::File::SEPARATOR", "\\")
allow(Dir).to receive(:exist?) { true }
end
it "handles path with executable file C:\\Program Files\\Git\\bin\\git" do
allow(Which).to receive(:file_with_path?) { true }
allow(Which).to receive(:executable_file?).with(any_args) { false }
path_with_exe_file = "C:\\Program Files\\Git\\bin\\git"
expected_path = "#{path_with_exe_file}.exe"
allow(Which).to receive(:executable_file?).with(expected_path) { true }
allow(::File).to receive(:absolute_path).and_return(expected_path)
expect(Which.which(path_with_exe_file)).to eq(expected_path)
expect(Which).to have_received(:executable_file?)
.with("#{path_with_exe_file}.msi")
end
it "searches path for executable git.exe" do
dir_path = "C:\\Program Files\\Git\\bin"
cmd = "git.exe"
expected_path = "#{dir_path}\\#{cmd}"
allow(Which).to receive(:file_with_path?) { false }
allow(Which).to receive(:file_with_exec_ext?).with(cmd) { true }
allow(::File).to receive(:join).and_call_original
allow(::File).to receive(:join).with(dir_path, any_args)
allow(::File).to receive(:join).with(dir_path, cmd)
.and_return(expected_path)
allow(Which).to receive(:executable_file?).with(any_args) { false }
allow(Which).to receive(:executable_file?).with(expected_path) { true }
allow(::File).to receive(:absolute_path).with(expected_path)
.and_return(expected_path)
expect(Which.which(cmd)).to eq(expected_path)
expect(::File).to have_received(:absolute_path).with(expected_path)
end
it "searches path for executable git" do
dir_path = "C:\\Program Files\\Git\\bin"
cmd = "git"
expected_path = "#{dir_path}\\#{cmd}.exe"
allow(Which).to receive(:file_with_path?) { false }
allow(Which).to receive(:file_with_exec_ext?).with(cmd) { false }
allow(::File).to receive(:join).and_call_original
allow(::File).to receive(:join).with(dir_path, any_args)
allow(::File).to receive(:join).with(dir_path, "#{cmd}.exe")
.and_return(expected_path)
allow(Which).to receive(:executable_file?).with(any_args) { false }
allow(Which).to receive(:executable_file?).with(expected_path) { true }
allow(::File).to receive(:absolute_path).with(expected_path)
.and_return(expected_path)
expect(Which.which(cmd)).to eq(expected_path)
expect(::File).to have_received(:absolute_path).with(expected_path)
end
end
end
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