Fix for NullPointer in issue search results

User reported hub4j#708 which made me realize that search tests were basically all disabled.
This terms on two basic search tests and also makes it so GHIssue can continue to work without
a GHRepository set on it.

Fixes hub4j#708

pom.xml

@@ -167,9 +167,6 @@
                       <exclude>org.kohsuke.github.GHBranchProtection.Restrictions</exclude>
                       <exclude>org.kohsuke.github.GHCommentAuthorAssociation</exclude>
                       <exclude>org.kohsuke.github.GHCommitBuilder.UserInfo</exclude>
-                      <exclude>org.kohsuke.github.GHCommitSearchBuilder.CommitSearchResult</exclude>
-                      <exclude>org.kohsuke.github.GHCommitSearchBuilder.Sort</exclude>
-                      <exclude>org.kohsuke.github.GHCommitSearchBuilder</exclude>
                       <exclude>org.kohsuke.github.GHCommitState</exclude>
                       <exclude>org.kohsuke.github.GHCompare.Commit</exclude>
                       <exclude>org.kohsuke.github.GHCompare.InnerCommit</exclude>
@@ -187,9 +184,6 @@
                       <exclude>org.kohsuke.github.GHHook</exclude>
                       <exclude>org.kohsuke.github.GHHooks.OrgContext</exclude>
                       <exclude>org.kohsuke.github.GHInvitation</exclude>
-                      <exclude>org.kohsuke.github.GHIssueSearchBuilder.IssueSearchResult</exclude>
-                      <exclude>org.kohsuke.github.GHIssueSearchBuilder.Sort</exclude>
-                      <exclude>org.kohsuke.github.GHIssueSearchBuilder</exclude>
                       <exclude>org.kohsuke.github.GHMilestoneState</exclude>
                       <exclude>org.kohsuke.github.GHOrgHook</exclude>
                       <exclude>org.kohsuke.github.GHProject.ProjectStateFilter</exclude>

src/main/java/org/kohsuke/github/GHIssue.java

@@ -26,6 +26,7 @@
 
 import com.infradna.tool.bridge_method_injector.WithBridgeMethods;
 import edu.umd.cs.findbugs.annotations.SuppressFBWarnings;
+import org.apache.commons.lang3.StringUtils;
 
 import java.io.IOException;
 import java.net.URL;
@@ -452,7 +453,7 @@ public PagedIterable<GHIssueComment> listComments() throws IOException {
     @Preview
     @Deprecated
     public GHReaction createReaction(ReactionContent content) throws IOException {
-        return owner.root.createRequest()
+        return root.createRequest()
                 .method("POST")
                 .withPreview(SQUIRREL_GIRL)
                 .with("content", content.getContent())
@@ -464,10 +465,10 @@ public GHReaction createReaction(ReactionContent content) throws IOException {
     @Preview
     @Deprecated
     public PagedIterable<GHReaction> listReactions() {
-        return owner.root.createRequest()
+        return root.createRequest()
                 .withPreview(SQUIRREL_GIRL)
                 .withUrlPath(getApiRoute() + "/reactions")
-                .toIterable(GHReaction[].class, item -> item.wrap(owner.root));
+                .toIterable(GHReaction[].class, item -> item.wrap(root));
     }
 
     /**
@@ -570,6 +571,10 @@ protected String getApiRoute() {
      * @return the issues api route
      */
     protected String getIssuesApiRoute() {
+        if (owner == null) {
+            // Issues returned from search to do not have an owner. Attempt to use url.
+            return StringUtils.prependIfMissing(getUrl().toString().replace(root.getApiUrl(), ""), "/");
+        }
         return "/repos/" + owner.getOwnerName() + "/" + owner.getName() + "/issues/" + number;
     }
 

src/main/java/org/kohsuke/github/GHPullRequest.java

@@ -23,6 +23,8 @@
  */
 package org.kohsuke.github;
 
+import org.apache.commons.lang3.StringUtils;
+
 import java.io.IOException;
 import java.net.URL;
 import java.util.ArrayList;
@@ -98,6 +100,10 @@ GHPullRequest wrapUp(GitHub root) {
 
     @Override
     protected String getApiRoute() {
+        if (owner == null) {
+            // Issues returned from search to do not have an owner. Attempt to use url.
+            return StringUtils.prependIfMissing(getUrl().toString().replace(root.getApiUrl(), ""), "/");
+        }
         return "/repos/" + owner.getOwnerName() + "/" + owner.getName() + "/pulls/" + number;
     }
 

src/main/java/org/kohsuke/github/GHSearchBuilder.java

@@ -2,6 +2,7 @@
 
 import org.apache.commons.lang3.StringUtils;
 
+import java.net.MalformedURLException;
 import java.util.ArrayList;
 import java.util.List;
 
@@ -43,18 +44,26 @@ public GHQueryBuilder<T> q(String term) {
      */
     @Override
     public PagedSearchIterable<T> list() {
-        return new PagedSearchIterable<T>(root) {
-            @Nonnull
-            public PagedIterator<T> _iterator(int pageSize) {
-                req.set("q", StringUtils.join(terms, " "));
-                return new PagedIterator<T>(adapt(GitHubPageIterator
-                        .create(req.client, receiverType, req.withUrlPath(getApiUrl()).withPageSize(pageSize)))) {
-                    protected void wrapUp(T[] page) {
-                        // SearchResult.getItems() should do it
-                    }
-                };
-            }
-        };
+
+        req.set("q", StringUtils.join(terms, " "));
+        try {
+            final GitHubRequest baseRequest = req.build();
+            return new PagedSearchIterable<T>(root) {
+                @Nonnull
+                public PagedIterator<T> _iterator(int pageSize) {
+                    return new PagedIterator<T>(adapt(GitHubPageIterator.create(root.getClient(),
+                            receiverType,
+                            baseRequest.toBuilder().withUrlPath(getApiUrl()).withPageSize(pageSize)))) {
+                        protected void wrapUp(T[] page) {
+                            // PagedSearchIterable
+                            // SearchResult.getItems() should do it
+                        }
+                    };
+                }
+            };
+        } catch (MalformedURLException e) {
+            throw new GHException("", e);
+        }
     }
 
     /**

src/test/java/org/kohsuke/github/AppTest.java

@@ -707,26 +707,37 @@ public void testMemberPagenation() throws IOException {
         assertFalse(all.isEmpty());
     }
 
-    @Ignore("Needs mocking check")
     @Test
     public void testCommitSearch() throws IOException {
-        PagedSearchIterable<GHCommit> r = gitHub.searchCommits().author("kohsuke").list();
+        PagedSearchIterable<GHCommit> r = gitHub.searchCommits()
+                .org("github-api")
+                .repo("github-api")
+                .author("kohsuke")
+                .sort(GHCommitSearchBuilder.Sort.COMMITTER_DATE)
+                .list();
         assertTrue(r.getTotalCount() > 0);
 
         GHCommit firstCommit = r.iterator().next();
         assertTrue(firstCommit.getFiles().size() > 0);
     }
 
-    @Ignore("Needs mocking check")
     @Test
     public void testIssueSearch() throws IOException {
-        PagedSearchIterable<GHIssue> r = gitHub.searchIssues().mentions("kohsuke").isOpen().list();
-        for (GHIssue i : r) {
-            // System.out.println(i.getTitle());
+        PagedSearchIterable<GHIssue> r = gitHub.searchIssues()
+                .mentions("kohsuke")
+                .isOpen()
+                .sort(GHIssueSearchBuilder.Sort.UPDATED)
+                .list();
+        assertTrue(r.getTotalCount() > 0);
+        for (GHIssue issue : r) {
+            assertThat(issue.getTitle(), notNullValue());
+            PagedIterable<GHIssueComment> comments = issue.listComments();
+            for (GHIssueComment comment : comments) {
+                assertThat(comment, notNullValue());
+            }
         }
     }
 
-    @Ignore("Needs mocking check")
     @Test // issue #99
     public void testReadme() throws IOException {
         GHContent readme = gitHub.getRepository("github-api-test-org/test-readme").getReadme();

src/test/resources/org/kohsuke/github/AppTest/wiremock/testCommitSearch/__files/repos_github-api_github-api-016aa7d1-f62e-49e2-9be0-34111d49b832.json

@@ -0,0 +1,132 @@
+{
+  "id": 617210,
+  "node_id": "MDEwOlJlcG9zaXRvcnk2MTcyMTA=",
+  "name": "github-api",
+  "full_name": "github-api/github-api",
+  "private": false,
+  "owner": {
+    "login": "github-api",
+    "id": 54909825,
+    "node_id": "MDEyOk9yZ2FuaXphdGlvbjU0OTA5ODI1",
+    "avatar_url": "https://avatars3.githubusercontent.com/u/54909825?v=4",
+    "gravatar_id": "",
+    "url": "https://api.github.com/users/github-api",
+    "html_url": "https://github.com/github-api",
+    "followers_url": "https://api.github.com/users/github-api/followers",
+    "following_url": "https://api.github.com/users/github-api/following{/other_user}",
+    "gists_url": "https://api.github.com/users/github-api/gists{/gist_id}",
+    "starred_url": "https://api.github.com/users/github-api/starred{/owner}{/repo}",
+    "subscriptions_url": "https://api.github.com/users/github-api/subscriptions",
+    "organizations_url": "https://api.github.com/users/github-api/orgs",
+    "repos_url": "https://api.github.com/users/github-api/repos",
+    "events_url": "https://api.github.com/users/github-api/events{/privacy}",
+    "received_events_url": "https://api.github.com/users/github-api/received_events",
+    "type": "Organization",
+    "site_admin": false
+  },
+  "html_url": "https://github.com/github-api/github-api",
+  "description": "Java API for GitHub",
+  "fork": false,
+  "url": "https://api.github.com/repos/github-api/github-api",
+  "forks_url": "https://api.github.com/repos/github-api/github-api/forks",
+  "keys_url": "https://api.github.com/repos/github-api/github-api/keys{/key_id}",
+  "collaborators_url": "https://api.github.com/repos/github-api/github-api/collaborators{/collaborator}",
+  "teams_url": "https://api.github.com/repos/github-api/github-api/teams",
+  "hooks_url": "https://api.github.com/repos/github-api/github-api/hooks",
+  "issue_events_url": "https://api.github.com/repos/github-api/github-api/issues/events{/number}",
+  "events_url": "https://api.github.com/repos/github-api/github-api/events",
+  "assignees_url": "https://api.github.com/repos/github-api/github-api/assignees{/user}",
+  "branches_url": "https://api.github.com/repos/github-api/github-api/branches{/branch}",
+  "tags_url": "https://api.github.com/repos/github-api/github-api/tags",
+  "blobs_url": "https://api.github.com/repos/github-api/github-api/git/blobs{/sha}",
+  "git_tags_url": "https://api.github.com/repos/github-api/github-api/git/tags{/sha}",
+  "git_refs_url": "https://api.github.com/repos/github-api/github-api/git/refs{/sha}",
+  "trees_url": "https://api.github.com/repos/github-api/github-api/git/trees{/sha}",
+  "statuses_url": "https://api.github.com/repos/github-api/github-api/statuses/{sha}",
+  "languages_url": "https://api.github.com/repos/github-api/github-api/languages",
+  "stargazers_url": "https://api.github.com/repos/github-api/github-api/stargazers",
+  "contributors_url": "https://api.github.com/repos/github-api/github-api/contributors",
+  "subscribers_url": "https://api.github.com/repos/github-api/github-api/subscribers",
+  "subscription_url": "https://api.github.com/repos/github-api/github-api/subscription",
+  "commits_url": "https://api.github.com/repos/github-api/github-api/commits{/sha}",
+  "git_commits_url": "https://api.github.com/repos/github-api/github-api/git/commits{/sha}",
+  "comments_url": "https://api.github.com/repos/github-api/github-api/comments{/number}",
+  "issue_comment_url": "https://api.github.com/repos/github-api/github-api/issues/comments{/number}",
+  "contents_url": "https://api.github.com/repos/github-api/github-api/contents/{+path}",
+  "compare_url": "https://api.github.com/repos/github-api/github-api/compare/{base}...{head}",
+  "merges_url": "https://api.github.com/repos/github-api/github-api/merges",
+  "archive_url": "https://api.github.com/repos/github-api/github-api/{archive_format}{/ref}",
+  "downloads_url": "https://api.github.com/repos/github-api/github-api/downloads",
+  "issues_url": "https://api.github.com/repos/github-api/github-api/issues{/number}",
+  "pulls_url": "https://api.github.com/repos/github-api/github-api/pulls{/number}",
+  "milestones_url": "https://api.github.com/repos/github-api/github-api/milestones{/number}",
+  "notifications_url": "https://api.github.com/repos/github-api/github-api/notifications{?since,all,participating}",
+  "labels_url": "https://api.github.com/repos/github-api/github-api/labels{/name}",
+  "releases_url": "https://api.github.com/repos/github-api/github-api/releases{/id}",
+  "deployments_url": "https://api.github.com/repos/github-api/github-api/deployments",
+  "created_at": "2010-04-19T04:13:03Z",
+  "updated_at": "2020-02-21T23:58:56Z",
+  "pushed_at": "2020-02-22T01:56:43Z",
+  "git_url": "git://github.com/github-api/github-api.git",
+  "ssh_url": "git@github.com:github-api/github-api.git",
+  "clone_url": "https://github.com/github-api/github-api.git",
+  "svn_url": "https://github.com/github-api/github-api",
+  "homepage": "https://github-api.kohsuke.org/",
+  "size": 19552,
+  "stargazers_count": 613,
+  "watchers_count": 613,
+  "language": "Java",
+  "has_issues": true,
+  "has_projects": true,
+  "has_downloads": true,
+  "has_wiki": true,
+  "has_pages": true,
+  "forks_count": 456,
+  "mirror_url": null,
+  "archived": false,
+  "disabled": false,
+  "open_issues_count": 58,
+  "license": {
+    "key": "mit",
+    "name": "MIT License",
+    "spdx_id": "MIT",
+    "url": "https://api.github.com/licenses/mit",
+    "node_id": "MDc6TGljZW5zZTEz"
+  },
+  "forks": 456,
+  "open_issues": 58,
+  "watchers": 613,
+  "default_branch": "master",
+  "permissions": {
+    "admin": true,
+    "push": true,
+    "pull": true
+  },
+  "temp_clone_token": "",
+  "allow_squash_merge": true,
+  "allow_merge_commit": true,
+  "allow_rebase_merge": true,
+  "delete_branch_on_merge": false,
+  "organization": {
+    "login": "github-api",
+    "id": 54909825,
+    "node_id": "MDEyOk9yZ2FuaXphdGlvbjU0OTA5ODI1",
+    "avatar_url": "https://avatars3.githubusercontent.com/u/54909825?v=4",
+    "gravatar_id": "",
+    "url": "https://api.github.com/users/github-api",
+    "html_url": "https://github.com/github-api",
+    "followers_url": "https://api.github.com/users/github-api/followers",
+    "following_url": "https://api.github.com/users/github-api/following{/other_user}",
+    "gists_url": "https://api.github.com/users/github-api/gists{/gist_id}",
+    "starred_url": "https://api.github.com/users/github-api/starred{/owner}{/repo}",
+    "subscriptions_url": "https://api.github.com/users/github-api/subscriptions",
+    "organizations_url": "https://api.github.com/users/github-api/orgs",
+    "repos_url": "https://api.github.com/users/github-api/repos",
+    "events_url": "https://api.github.com/users/github-api/events{/privacy}",
+    "received_events_url": "https://api.github.com/users/github-api/received_events",
+    "type": "Organization",
+    "site_admin": false
+  },
+  "network_count": 456,
+  "subscribers_count": 47
+}