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require "extend/string"
require "tempfile"
require "utils/inreplace"
describe StringInreplaceExtension do
subject { string.extend(described_class) }
describe "#change_make_var!" do
context "flag" do
context "with spaces" do
let(:string) do
<<~EOS
OTHER=def
FLAG = abc
FLAG2=abc
EOS
end
it "is successfully replaced" do
subject.change_make_var! "FLAG", "def"
expect(subject).to eq <<~EOS
OTHER=def
FLAG=def
FLAG2=abc
EOS
end
it "is successfully appended" do
subject.change_make_var! "FLAG", "\\1 def"
expect(subject).to eq <<~EOS
OTHER=def
FLAG=abc def
FLAG2=abc
EOS
end
end
context "with tabs" do
let(:string) do
<<~EOS
CFLAGS\t=\t-Wall -O2
LDFLAGS\t=\t-lcrypto -lssl
EOS
end
it "is successfully replaced" do
subject.change_make_var! "CFLAGS", "-O3"
expect(subject).to eq <<~EOS
CFLAGS=-O3
LDFLAGS\t=\t-lcrypto -lssl
EOS
end
end
end
context "empty flag between other flags" do
let(:string) do
<<~EOS
OTHER=def
FLAG =
FLAG2=abc
EOS
end
it "is successfully replaced" do
subject.change_make_var! "FLAG", "def"
expect(subject).to eq <<~EOS
OTHER=def
FLAG=def
FLAG2=abc
EOS
end
end
context "empty flag" do
let(:string) do
<<~EOS
FLAG =
mv file_a file_b
EOS
end
it "is successfully replaced" do
subject.change_make_var! "FLAG", "def"
expect(subject).to eq <<~EOS
FLAG=def
mv file_a file_b
EOS
end
end
context "shell-style variable" do
let(:string) do
<<~EOS
OTHER=def
FLAG=abc
FLAG2=abc
EOS
end
it "is successfully replaced" do
subject.change_make_var! "FLAG", "def"
expect(subject).to eq <<~EOS
OTHER=def
FLAG=def
FLAG2=abc
EOS
end
end
end
describe "#remove_make_var!" do
context "flag" do
context "with spaces" do
let(:string) do
<<~EOS
OTHER=def
FLAG = abc
FLAG2 = def
EOS
end
it "is successfully removed" do
subject.remove_make_var! "FLAG"
expect(subject).to eq <<~EOS
OTHER=def
FLAG2 = def
EOS
end
end
context "with tabs" do
let(:string) do
<<~EOS
CFLAGS\t=\t-Wall -O2
LDFLAGS\t=\t-lcrypto -lssl
EOS
end
it "is successfully removed" do
subject.remove_make_var! "LDFLAGS"
expect(subject).to eq <<~EOS
CFLAGS\t=\t-Wall -O2
EOS
end
end
end
context "multiple flags" do
let(:string) do
<<~EOS
OTHER=def
FLAG = abc
FLAG2 = def
OTHER2=def
EOS
end
specify "are be successfully removed" do
subject.remove_make_var! ["FLAG", "FLAG2"]
expect(subject).to eq <<~EOS
OTHER=def
OTHER2=def
EOS
end
end
end
describe "#get_make_var" do
context "with spaces" do
let(:string) do
<<~EOS
CFLAGS = -Wall -O2
LDFLAGS = -lcrypto -lssl
EOS
end
it "extracts the value for a given variable" do
expect(subject.get_make_var("CFLAGS")).to eq("-Wall -O2")
end
end
context "with tabs" do
let(:string) do
<<~EOS
CFLAGS\t=\t-Wall -O2
LDFLAGS\t=\t-lcrypto -lssl
EOS
end
it "extracts the value for a given variable" do
expect(subject.get_make_var("CFLAGS")).to eq("-Wall -O2")
end
end
end
describe "#sub!" do
let(:string) { "foo" }
it "replaces the first occurence" do
subject.sub!("o", "e")
expect(subject).to eq("feo")
end
end
describe "#gsub!" do
let(:string) { "foo" }
it "replaces the all occurences" do
subject.gsub!("o", "e") # rubocop:disable Performance/StringReplacement
expect(subject).to eq("fee")
end
end
end
describe Utils::Inreplace do
let(:file) { Tempfile.new("test") }
before(:each) do
file.write <<~EOS
a
b
c
EOS
end
after(:each) { file.unlink }
it "raises error if there is nothing to replace" do
expect {
described_class.inreplace file.path, "d", "f"
}.to raise_error(Utils::InreplaceError)
end
it "raises error if there is nothing to replace" do
expect {
described_class.inreplace(file.path) do |s|
s.gsub!("d", "f") # rubocop:disable Performance/StringReplacement
end
}.to raise_error(Utils::InreplaceError)
end
it "raises error if there is nothing to replace" do
expect {
described_class.inreplace(file.path) do |s|
s.change_make_var! "VAR", "value"
s.remove_make_var! "VAR2"
end
}.to raise_error(Utils::InreplaceError)
end
end
|
