Add repository search unit and integration tests (#2575)

* Add more repo search tests

* Fix repo search tests

* Always test returned repos length

* Add test with lower pagesize limit (test more pages)

* Add and fix /api/repo/search integration tests

* Simplify unit tests code

* Simplify and unify integration tests code

* Improve test coverage

* Temporary fix tests due to bugs in current repo search implementation

* Revert removing not nil Searcher

* Add more checks to tests

* Simplify privacy checks in /api/repo tests

* Temporary remove privacy check from repo search tests

2 files changed, 174 insertions, 7 deletions

diff --git a/integrations/api_repo_test.go b/integrations/api_repo_test.go
index 8e383dbda2..c536b8d329 100644
--- a/integrations/api_repo_test.go
+++ b/integrations/api_repo_test.go
@@ -5,6 +5,7 @@
 package integrations
 
 import (
+	"fmt"
 	"net/http"
 	"testing"
 
@@ -32,7 +33,7 @@ func TestAPIUserReposNotLogin(t *testing.T) {
 	}
 }
 
-func TestAPISearchRepoNotLogin(t *testing.T) {
+func TestAPISearchRepo(t *testing.T) {
 	prepareTestEnv(t)
 	const keyword = "test"
 
@@ -46,6 +47,102 @@ func TestAPISearchRepoNotLogin(t *testing.T) {
 		assert.Contains(t, repo.Name, keyword)
 		assert.False(t, repo.Private)
 	}
+
+	user := models.AssertExistsAndLoadBean(t, &models.User{ID: 15}).(*models.User)
+	user2 := models.AssertExistsAndLoadBean(t, &models.User{ID: 16}).(*models.User)
+	orgUser := models.AssertExistsAndLoadBean(t, &models.User{ID: 17}).(*models.User)
+
+	// Map of expected results, where key is user for login
+	type expectedResults map[*models.User]struct {
+		count           int
+		repoOwnerID     int64
+		repoName        string
+		includesPrivate bool
+	}
+
+	testCases := []struct {
+		name, requestURL string
+		expectedResults
+	}{
+		{name: "RepositoriesMax50", requestURL: "/api/v1/repos/search?limit=50", expectedResults: expectedResults{
+			nil:   {count: 12},
+			user:  {count: 12},
+			user2: {count: 12}},
+		},
+		{name: "RepositoriesMax10", requestURL: "/api/v1/repos/search?limit=10", expectedResults: expectedResults{
+			nil:   {count: 10},
+			user:  {count: 10},
+			user2: {count: 10}},
+		},
+		{name: "RepositoriesDefaultMax10", requestURL: "/api/v1/repos/search", expectedResults: expectedResults{
+			nil:   {count: 10},
+			user:  {count: 10},
+			user2: {count: 10}},
+		},
+		{name: "RepositoriesByName", requestURL: fmt.Sprintf("/api/v1/repos/search?q=%s", "big_test_"), expectedResults: expectedResults{
+			nil:   {count: 4, repoName: "big_test_"},
+			user:  {count: 4, repoName: "big_test_"},
+			user2: {count: 4, repoName: "big_test_"}},
+		},
+		{name: "RepositoriesAccessibleAndRelatedToUser", requestURL: fmt.Sprintf("/api/v1/repos/search?uid=%d", user.ID), expectedResults: expectedResults{
+			// FIXME: Should return 4 (all public repositories related to "another" user = owned + collaborative), now returns only public repositories directly owned by user
+			nil:  {count: 2},
+			user: {count: 8, includesPrivate: true},
+			// FIXME: Should return 4 (all public repositories related to "another" user = owned + collaborative), now returns only public repositories directly owned by user
+			user2: {count: 2}},
+		},
+		{name: "RepositoriesAccessibleAndRelatedToUser2", requestURL: fmt.Sprintf("/api/v1/repos/search?uid=%d", user2.ID), expectedResults: expectedResults{
+			nil:   {count: 1},
+			user:  {count: 1},
+			user2: {count: 2, includesPrivate: true}},
+		},
+		{name: "RepositoriesOwnedByOrganization", requestURL: fmt.Sprintf("/api/v1/repos/search?uid=%d", orgUser.ID), expectedResults: expectedResults{
+			nil:   {count: 1, repoOwnerID: orgUser.ID},
+			user:  {count: 2, repoOwnerID: orgUser.ID, includesPrivate: true},
+			user2: {count: 1, repoOwnerID: orgUser.ID}},
+		},
+	}
+
+	for _, testCase := range testCases {
+		t.Run(testCase.name, func(t *testing.T) {
+			for userToLogin, expected := range testCase.expectedResults {
+				var session *TestSession
+				var testName string
+				if userToLogin != nil && userToLogin.ID > 0 {
+					testName = fmt.Sprintf("LoggedUser%d", userToLogin.ID)
+					session = loginUser(t, userToLogin.Name)
+				} else {
+					testName = "AnonymousUser"
+					session = emptyTestSession(t)
+				}
+
+				t.Run(testName, func(t *testing.T) {
+					request := NewRequest(t, "GET", testCase.requestURL)
+					response := session.MakeRequest(t, request, http.StatusOK)
+
+					var body api.SearchResults
+					DecodeJSON(t, response, &body)
+
+					assert.Len(t, body.Data, expected.count)
+					for _, repo := range body.Data {
+						assert.NotEmpty(t, repo.Name)
+
+						if len(expected.repoName) > 0 {
+							assert.Contains(t, repo.Name, expected.repoName)
+						}
+
+						if expected.repoOwnerID > 0 {
+							assert.Equal(t, expected.repoOwnerID, repo.Owner.ID)
+						}
+
+						if !expected.includesPrivate {
+							assert.False(t, repo.Private)
+						}
+					}
+				})
+			}
+		})
+	}
 }
 
 func TestAPIViewRepo(t *testing.T) {
diff --git a/models/repo_list_test.go b/models/repo_list_test.go
index 8ac0d80489..6f829f279d 100644
--- a/models/repo_list_test.go
+++ b/models/repo_list_test.go
@@ -18,10 +18,8 @@ func TestSearchRepositoryByName(t *testing.T) {
 		Keyword:  "repo_12",
 		Page:     1,
 		PageSize: 10,
-		Searcher: nil,
 	})
 
-	assert.NotNil(t, repos)
 	assert.NoError(t, err)
 	if assert.Len(t, repos, 1) {
 		assert.Equal(t, "test_repo_12", repos[0].Name)
@@ -32,12 +30,11 @@ func TestSearchRepositoryByName(t *testing.T) {
 		Keyword:  "test_repo",
 		Page:     1,
 		PageSize: 10,
-		Searcher: nil,
 	})
 
-	assert.NotNil(t, repos)
 	assert.NoError(t, err)
 	assert.Equal(t, int64(2), count)
+	assert.Len(t, repos, 2)
 
 	// test search private repository on explore page
 	repos, count, err = SearchRepositoryByName(&SearchRepoOptions{
@@ -48,7 +45,6 @@ func TestSearchRepositoryByName(t *testing.T) {
 		Searcher: &User{ID: 14},
 	})
 
-	assert.NotNil(t, repos)
 	assert.NoError(t, err)
 	if assert.Len(t, repos, 1) {
 		assert.Equal(t, "test_repo_13", repos[0].Name)
@@ -63,7 +59,81 @@ func TestSearchRepositoryByName(t *testing.T) {
 		Searcher: &User{ID: 14},
 	})
 
-	assert.NotNil(t, repos)
 	assert.NoError(t, err)
 	assert.Equal(t, int64(3), count)
+	assert.Len(t, repos, 3)
+
+	testCases := []struct {
+		name  string
+		opts  *SearchRepoOptions
+		count int
+	}{
+		{name: "PublicRepositoriesByName",
+			opts:  &SearchRepoOptions{Keyword: "big_test_", PageSize: 10},
+			count: 4},
+		{name: "PublicAndPrivateRepositoriesByName",
+			opts:  &SearchRepoOptions{Keyword: "big_test_", Page: 1, PageSize: 10, Private: true},
+			count: 8},
+		{name: "PublicAndPrivateRepositoriesByNameWithPagesizeLimitFirstPage",
+			opts:  &SearchRepoOptions{Keyword: "big_test_", Page: 1, PageSize: 5, Private: true},
+			count: 8},
+		{name: "PublicAndPrivateRepositoriesByNameWithPagesizeLimitSecondPage",
+			opts:  &SearchRepoOptions{Keyword: "big_test_", Page: 2, PageSize: 5, Private: true},
+			count: 8},
+		{name: "PublicRepositoriesOfUser",
+			opts:  &SearchRepoOptions{Page: 1, PageSize: 10, OwnerID: 15},
+			count: 3}, // FIXME: Should return 2 (only directly owned repositories), now includes 1 public repository from owned organization
+		{name: "PublicAndPrivateRepositoriesOfUser",
+			opts:  &SearchRepoOptions{Page: 1, PageSize: 10, OwnerID: 15, Private: true},
+			count: 6}, // FIXME: Should return 4 (only directly owned repositories), now includes 2 repositories from owned organization
+		{name: "PublicRepositoriesOfUserIncludingCollaborative",
+			opts:  &SearchRepoOptions{Page: 1, PageSize: 10, OwnerID: 15, Collaborate: true},
+			count: 4},
+		{name: "PublicAndPrivateRepositoriesOfUserIncludingCollaborative",
+			opts:  &SearchRepoOptions{Page: 1, PageSize: 10, OwnerID: 15, Private: true, Collaborate: true},
+			count: 8},
+		{name: "PublicRepositoriesOfOrganization",
+			opts:  &SearchRepoOptions{Page: 1, PageSize: 10, OwnerID: 17},
+			count: 1},
+		{name: "PublicAndPrivateRepositoriesOfOrganization",
+			opts:  &SearchRepoOptions{Page: 1, PageSize: 10, OwnerID: 17, Private: true},
+			count: 2},
+	}
+
+	for _, testCase := range testCases {
+		t.Run(testCase.name, func(t *testing.T) {
+			if testCase.opts.OwnerID > 0 {
+				testCase.opts.Searcher = &User{ID: testCase.opts.OwnerID}
+			}
+			repos, count, err := SearchRepositoryByName(testCase.opts)
+
+			assert.NoError(t, err)
+			assert.Equal(t, int64(testCase.count), count)
+
+			var expectedLen int
+			if testCase.opts.PageSize*testCase.opts.Page > testCase.count {
+				expectedLen = testCase.count % testCase.opts.PageSize
+			} else {
+				expectedLen = testCase.opts.PageSize
+			}
+			assert.Len(t, repos, expectedLen)
+
+			for _, repo := range repos {
+				assert.NotEmpty(t, repo.Name)
+
+				if len(testCase.opts.Keyword) > 0 {
+					assert.Contains(t, repo.Name, testCase.opts.Keyword)
+				}
+
+				// FIXME: Can't check, need to fix current behaviour (see previous FIXME comments in test cases)
+				/*if testCase.opts.OwnerID > 0 && !testCase.opts.Collaborate {
+					assert.Equal(t, testCase.opts.OwnerID, repo.Owner.ID)
+				}*/
+
+				if !testCase.opts.Private {
+					assert.False(t, repo.IsPrivate)
+				}
+			}
+		})
+	}
 }