testsomething_unittests_spec.rb

require"spec_helper"
require"pathname"

require'fake_lib_dir'

sampleproj_path=Pathname.new(__dir__).parent + "SampleProjects"

RSpec.describe"TestSomething C++"do
nextifskip_cpp_tests

# we will need to install some dummy libraries into a fake location, so do that on demand
fld=FakeLibDir.new
backend=fld.backend
test_lib_name="TestSomething"
cpp_lib_path=sampleproj_path + test_lib_name

context"cpp_files"do
around(:example){ |example| fld.in_pristine_fake_libraries_dir(example)}
before(:each)do
@base_dir=fld.libraries_dir
@cpp_library=backend.install_local_library(cpp_lib_path)
end

it"finds cpp files in directory"do
testsomething_cpp_files=[Pathname.new("TestSomething/src/test-something.cpp")]
relative_paths=@cpp_library.cpp_files.map{ |f| f.relative_path_from(@base_dir)}
expect(relative_paths).tomatch_array(testsomething_cpp_files)
end
end
config=ArduinoCI::CIConfig.default.from_example(cpp_lib_path)

context"unit tests"do
around(:example){ |example| fld.in_pristine_fake_libraries_dir(example)}
before(:each)do
@base_dir=fld.libraries_dir
@cpp_library=backend.install_local_library(cpp_lib_path)
end

it"is going to test more than one library"do
test_files=@cpp_library.test_files
expect(test_files.empty?).tobefalse
end

it"has some allowable test files"do
allowed_files=config.allowable_unittest_files(@cpp_library.test_files)
expect(allowed_files.empty?).tobefalse
end

it"has at least one compiler defined"do
expect(config.compilers_to_use.length.zero?).tobe(false)
end

it"has at least one unit test platform defined"do
expect(config.platforms_to_unittest.length.zero?).tobe(false)
end

cpp_library=backend.install_local_library(cpp_lib_path)
test_files=config.allowable_unittest_files(cpp_library.test_files)

# filter the list based on a glob, if provided
unlessENV["ARDUINO_CI_SELECT_CPP_TESTS"].nil?
Dir.chdir(@cpp_library.tests_dir)do
globbed=Pathname.glob(ENV["ARDUINO_CI_SELECT_CPP_TESTS"])
test_files.select!{ |p| globbed.include?(p.basename)}
end
end
test_files.eachdo |path|
tfn=File.basename(path)

config.compilers_to_use.eachdo |compiler|

context"file #{tfn} (using #{compiler})"do
around(:example){ |example| fld.in_pristine_fake_libraries_dir(example)}

before(:each)do
@cpp_library=backend.install_local_library(cpp_lib_path)
@cpp_library.build_shared_library([],compiler,config.gcc_config("uno"))
@exe=@cpp_library.build_for_test(path,compiler)
end

# extra debug for c++ failures
after(:each)do |example|
ifexample.exception
puts"Last command: #{@cpp_library.last_cmd}"
puts"========== Stdout:"
puts@cpp_library.last_out
puts"========== Stderr:"
puts@cpp_library.last_err
end
end

it"#{tfn} builds successfully and passes tests"do
expect(@exe).not_tobenil
expect(@cpp_library.run_test_file(@exe)).to_notbe_falsey
end
end
end
end
end
end