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/*
* Copyright 2018 Intel Corporation, Inc
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package api
import (
"bytes"
"encoding/json"
"io"
"net/http"
"net/http/httptest"
"reflect"
"testing"
"github.com/onap/multicloud-k8s/src/orchestrator/internal/project"
pkgerrors "github.com/pkg/errors"
)
//Creating an embedded interface via anonymous variable
//This allows us to make mockDB satisfy the DatabaseConnection
//interface even if we are not implementing all the methods in it
type mockProjectManager struct {
// Items and err will be used to customize each test
// via a localized instantiation of mockProjectManager
Items []project.Project
Err error
}
func (m *mockProjectManager) Create(inp project.Project) (project.Project, error) {
if m.Err != nil {
return project.Project{}, m.Err
}
return m.Items[0], nil
}
func (m *mockProjectManager) Get(name string) (project.Project, error) {
if m.Err != nil {
return project.Project{}, m.Err
}
return m.Items[0], nil
}
func (m *mockProjectManager) Delete(name string) error {
return m.Err
}
func TestProjectCreateHandler(t *testing.T) {
testCases := []struct {
label string
reader io.Reader
expected project.Project
expectedCode int
projectClient *mockProjectManager
}{
{
label: "Missing Body Failure",
expectedCode: http.StatusBadRequest,
projectClient: &mockProjectManager{},
},
{
label: "Create Project",
expectedCode: http.StatusCreated,
reader: bytes.NewBuffer([]byte(`{
"project-name":"testProject",
"description":"Test Project used for unit testing"
}`)),
expected: project.Project{
ProjectName: "testProject",
Description: "Test Project used for unit testing",
},
projectClient: &mockProjectManager{
//Items that will be returned by the mocked Client
Items: []project.Project{
{
ProjectName: "testProject",
Description: "Test Project used for unit testing",
},
},
},
},
{
label: "Missing Project Name in Request Body",
reader: bytes.NewBuffer([]byte(`{
"description":"test description"
}`)),
expectedCode: http.StatusBadRequest,
projectClient: &mockProjectManager{},
},
}
for _, testCase := range testCases {
t.Run(testCase.label, func(t *testing.T) {
request := httptest.NewRequest("POST", "/v2/project", testCase.reader)
resp := executeRequest(request, NewRouter(testCase.projectClient))
//Check returned code
if resp.StatusCode != testCase.expectedCode {
t.Fatalf("Expected %d; Got: %d", testCase.expectedCode, resp.StatusCode)
}
//Check returned body only if statusCreated
if resp.StatusCode == http.StatusCreated {
got := project.Project{}
json.NewDecoder(resp.Body).Decode(&got)
if reflect.DeepEqual(testCase.expected, got) == false {
t.Errorf("createHandler returned unexpected body: got %v;"+
" expected %v", got, testCase.expected)
}
}
})
}
}
func TestProjectGetHandler(t *testing.T) {
testCases := []struct {
label string
expected project.Project
name, version string
expectedCode int
projectClient *mockProjectManager
}{
{
label: "Get Project",
expectedCode: http.StatusOK,
expected: project.Project{
ProjectName: "testProject",
Description: "A Test project for unit testing",
},
name: "testProject",
projectClient: &mockProjectManager{
Items: []project.Project{
{
ProjectName: "testProject",
Description: "A Test project for unit testing",
},
},
},
},
{
label: "Get Non-Exiting Project",
expectedCode: http.StatusInternalServerError,
name: "nonexistingproject",
projectClient: &mockProjectManager{
Items: []project.Project{},
Err: pkgerrors.New("Internal Error"),
},
},
}
for _, testCase := range testCases {
t.Run(testCase.label, func(t *testing.T) {
request := httptest.NewRequest("GET", "/v2/project/"+testCase.name, nil)
resp := executeRequest(request, NewRouter(testCase.projectClient))
//Check returned code
if resp.StatusCode != testCase.expectedCode {
t.Fatalf("Expected %d; Got: %d", testCase.expectedCode, resp.StatusCode)
}
//Check returned body only if statusOK
if resp.StatusCode == http.StatusOK {
got := project.Project{}
json.NewDecoder(resp.Body).Decode(&got)
if reflect.DeepEqual(testCase.expected, got) == false {
t.Errorf("listHandler returned unexpected body: got %v;"+
" expected %v", got, testCase.expected)
}
}
})
}
}
func TestProjectDeleteHandler(t *testing.T) {
testCases := []struct {
label string
name string
version string
expectedCode int
projectClient *mockProjectManager
}{
{
label: "Delete Project",
expectedCode: http.StatusNoContent,
name: "testProject",
projectClient: &mockProjectManager{},
},
{
label: "Delete Non-Exiting Project",
expectedCode: http.StatusInternalServerError,
name: "testProject",
projectClient: &mockProjectManager{
Err: pkgerrors.New("Internal Error"),
},
},
}
for _, testCase := range testCases {
t.Run(testCase.label, func(t *testing.T) {
request := httptest.NewRequest("DELETE", "/v2/project/"+testCase.name, nil)
resp := executeRequest(request, NewRouter(testCase.projectClient))
//Check returned code
if resp.StatusCode != testCase.expectedCode {
t.Fatalf("Expected %d; Got: %d", testCase.expectedCode, resp.StatusCode)
}
})
}
}
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