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require File.expand_path '../../test_helper', __dir__
# Storage Blob Class
class TestGetBlob < Minitest::Test
# This class posesses the test cases for the requests of getting storage blob.
def setup
Fog.mock!
@mock_service = Fog::AzureRM::Storage.new(storage_account_credentials)
Fog.unmock!
@mocked_response = mocked_storage_http_error
@service = Fog::AzureRM::Storage.new(storage_account_credentials)
@blob_client = @service.instance_variable_get(:@blob_client)
@raw_cloud_blob = storage_blob
@blob = ApiStub::Requests::Storage::File.blob_as_hash
@blob_with_content = [
@blob,
'content'
]
end
def test_get_blob_success
@blob_client.stub :get_blob, @blob_with_content do
assert_equal @blob_with_content, @service.get_blob('test_container', 'test_blob')
end
end
def test_get_blob_not_found
exception = ->(*) { raise StandardError.new('Not found(404). Not exist') }
@blob_client.stub :get_blob, exception do
assert_raises('NotFound') do
@service.get_blob('test_container', 'test_blob')
end
end
end
def test_get_blob_http_exception
http_exception = ->(*) { raise Azure::Core::Http::HTTPError.new(@mocked_response) }
@blob_client.stub :get_blob, http_exception do
assert_raises(Azure::Core::Http::HTTPError) do
@service.get_blob('test_container', 'test_blob')
end
end
end
def test_get_blob_mock
assert_equal @blob_with_content, @mock_service.get_blob('test_container', 'test_blob')
end
def test_get_blob_with_block_given_success
data = ''
@blob_client.stub :get_blob_properties, @raw_cloud_blob do
@blob_client.stub :get_blob, @blob_with_content do
@service.get_blob('test_container', 'test_blob') do |chunk, _remaining_bytes, _total_bytes|
data << chunk
end
assert_equal @blob_with_content[1], data
end
end
end
def test_get_blob_with_block_given_with_emtpy_blob_success
data = ''
empty_raw_cloud_blob = @raw_cloud_blob
empty_raw_cloud_blob.properties[:content_length] = 0
empty_blob_with_content = [
@blob,
''
]
@blob_client.stub :get_blob_properties, empty_raw_cloud_blob do
@blob_client.stub :get_blob, empty_blob_with_content do
@service.get_blob('test_container', 'test_blob') do |chunk, _remaining_bytes, _total_bytes|
data << chunk
end
assert data.empty?
end
end
end
def test_get_blob_with_block_given_with_emtpy_range_success
data = ''
options = {
start_range: 1024,
end_range: 1024
}
@blob_client.stub :get_blob_properties, @raw_cloud_blob do
@blob_client.stub :get_blob, @blob_with_content do
@service.get_blob('test_container', 'test_blob', options) do |chunk, _remaining_bytes, _total_bytes|
data << chunk
end
assert data.empty?
end
end
end
def test_get_blob_with_block_given_invalid_options
options = {
start_range: 1024,
end_range: 0
}
@blob_client.stub :get_blob_properties, @raw_cloud_blob do
@service.stub :get_blob_properties, @blob_with_content[0] do
assert_raises(ArgumentError) do
@service.get_blob('test_container', 'test_blob', options) do |*chunk|
end
end
end
end
end
def test_get_blob_with_block_given_not_exist
http_exception = ->(*) { raise Azure::Core::Http::HTTPError.new(@mocked_response) }
@blob_client.stub :get_blob_properties, http_exception do
assert_raises(Azure::Core::Http::HTTPError) do
@service.get_blob('test_container', 'test_blob') do |*chunk|
end
end
end
end
def test_get_blob_with_block_given_http_exception
http_exception = ->(*) { raise Azure::Core::Http::HTTPError.new(@mocked_response) }
@blob_client.stub :get_blob_properties, @raw_cloud_blob do
@blob_client.stub :get_blob, http_exception do
assert_raises(Azure::Core::Http::HTTPError) do
@service.get_blob('test_container', 'test_blob') do |*chunk|
end
end
end
end
end
def test_get_blob_with_block_given_mock
data = ''
@mock_service.get_blob('test_container', 'test_blob') do |chunk, _remaining_bytes, _total_bytes|
data << chunk
end
assert_equal @blob_with_content[1], data
end
end
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