tests(all): improve tests, refactor(api): saving books

metadata/gbooks_test.go

@@ -0,0 +1,130 @@
+package metadata
+
+import (
+	_ "embed"
+	"encoding/json"
+	"fmt"
+	"net/http"
+	"net/url"
+	"regexp"
+	"strings"
+	"testing"
+
+	"github.com/jarcoal/httpmock"
+	"github.com/stretchr/testify/assert"
+)
+
+// const GBOOKS_QUERY_URL string = "https://www.googleapis.com/books/v1/volumes?q=%s"
+// const GBOOKS_GBID_INFO_URL string = "https://www.googleapis.com/books/v1/volumes/%s"
+// const GBOOKS_GBID_COVER_URL string = "https://books.google.com/books/content/images/frontcover/%s?fife=w480-h690"
+
+//go:embed _test_files/gbooks_id_response.json
+var idResp string
+
+//go:embed _test_files/gbooks_query_response.json
+var queryResp string
+
+type details struct {
+	URLs []string
+}
+
+// Hook API Helper
+func hookAPI() *details {
+	// Start HTTPMock
+	httpmock.Activate()
+
+	// Create details struct
+	d := &details{
+		URLs: []string{},
+	}
+
+	// Create Hook
+	matchRE := regexp.MustCompile(`^https://www\.googleapis\.com/books/v1/volumes.*`)
+	httpmock.RegisterRegexpResponder("GET", matchRE, func(req *http.Request) (*http.Response, error) {
+		// Append URL
+		d.URLs = append(d.URLs, req.URL.String())
+
+		// Get Raw Response
+		var rawResp string
+		if req.URL.Query().Get("q") != "" {
+			rawResp = queryResp
+		} else {
+			rawResp = idResp
+		}
+
+		// Convert to JSON Response
+		var responseData map[string]interface{}
+		json.Unmarshal([]byte(rawResp), &responseData)
+
+		// Return Response
+		return httpmock.NewJsonResponse(200, responseData)
+	})
+
+	return d
+}
+
+func TestGBooksGBIDMetadata(t *testing.T) {
+	hookDetails := hookAPI()
+	defer httpmock.DeactivateAndReset()
+
+	GBID := "ZxwpakTv_MIC"
+	expectedURL := fmt.Sprintf(GBOOKS_GBID_INFO_URL, GBID)
+	metadataResp, err := getGBooksMetadata(MetadataInfo{ID: &GBID})
+
+	assert.Nil(t, err, "should not have error")
+	assert.Contains(t, hookDetails.URLs, expectedURL, "should have intercepted URL")
+	assert.Equal(t, 1, len(metadataResp), "should have single result")
+
+	mResult := metadataResp[0]
+	validateResult(t, &mResult)
+}
+
+func TestGBooksISBNQuery(t *testing.T) {
+	hookDetails := hookAPI()
+	defer httpmock.DeactivateAndReset()
+
+	ISBN10 := "1877527815"
+	expectedURL := fmt.Sprintf(GBOOKS_QUERY_URL, "isbn:"+ISBN10)
+	metadataResp, err := getGBooksMetadata(MetadataInfo{
+		ISBN10: &ISBN10,
+	})
+
+	assert.Nil(t, err, "should not have error")
+	assert.Contains(t, hookDetails.URLs, expectedURL, "should have intercepted URL")
+	assert.Equal(t, 1, len(metadataResp), "should have single result")
+
+	mResult := metadataResp[0]
+	validateResult(t, &mResult)
+}
+
+func TestGBooksTitleQuery(t *testing.T) {
+	hookDetails := hookAPI()
+	defer httpmock.DeactivateAndReset()
+
+	title := "Alice in Wonderland 1877527815"
+	expectedURL := fmt.Sprintf(GBOOKS_QUERY_URL, url.QueryEscape(strings.TrimSpace(title)))
+	metadataResp, err := getGBooksMetadata(MetadataInfo{
+		Title: &title,
+	})
+
+	assert.Nil(t, err, "should not have error")
+	assert.Contains(t, hookDetails.URLs, expectedURL, "should have intercepted URL")
+	assert.NotEqual(t, 0, len(metadataResp), "should not have no results")
+
+	mResult := metadataResp[0]
+	validateResult(t, &mResult)
+}
+
+func validateResult(t *testing.T, m *MetadataInfo) {
+	expectedTitle := "Alice in Wonderland"
+	expectedAuthor := "Lewis Carroll"
+	expectedDesc := "Alice in Wonderland (also known as Alice's Adventures in Wonderland), from 1865, is the peculiar and imaginative tale of a girl who falls down a rabbit-hole into a bizarre world of eccentric and unusual creatures. Lewis Carroll's prominent example of the genre of \"literary nonsense\" has endured in popularity with its clever way of playing with logic and a narrative structure that has influence generations of fiction writing."
+	expectedISBN10 := "1877527815"
+	expectedISBN13 := "9781877527814"
+
+	assert.Equal(t, expectedTitle, *m.Title, "should have title")
+	assert.Equal(t, expectedAuthor, *m.Author, "should have author")
+	assert.Equal(t, expectedDesc, *m.Description, "should have description")
+	assert.Equal(t, expectedISBN10, *m.ISBN10, "should have ISBN10")
+	assert.Equal(t, expectedISBN13, *m.ISBN13, "should have ISBN10")
+}