SONARGITUB-14 Do not rely only on sonar.dryRun property since it was removed in 5.2

Author: henryju

src/main/java/org/sonar/plugins/github/PullRequestProjectBuilder.java

@@ -55,8 +55,12 @@ public void build(Context context) {
   }
 
   private void checkMode() {
-    if (!settings.getBoolean(CoreProperties.DRY_RUN)) {
-      throw MessageException.of("The GitHub plugin is only intended to be used in preview mode. Please set '" + CoreProperties.ANALYSIS_MODE + "'.");
+    boolean isIssues = settings.getBoolean(CoreProperties.DRY_RUN) || CoreProperties.ANALYSIS_MODE_PREVIEW.equals(settings.getString(CoreProperties.ANALYSIS_MODE))
+      || CoreProperties.ANALYSIS_MODE_INCREMENTAL.equals(settings.getString(CoreProperties.ANALYSIS_MODE))
+      // 5.2+
+      || "issues".equals(settings.getString(CoreProperties.ANALYSIS_MODE));
+    if (!isIssues) {
+      throw MessageException.of("The GitHub plugin is only intended to be used in preview or issues mode. Please set '" + CoreProperties.ANALYSIS_MODE + "'.");
     }
 
   }

src/test/java/org/sonar/plugins/github/PullRequestProjectBuilderTest.java

@@ -66,19 +66,48 @@ public void shouldFailIfNotPreview() {
     settings.setProperty(GitHubPlugin.GITHUB_PULL_REQUEST, "1");
 
     thrown.expect(MessageException.class);
-    thrown.expectMessage("The GitHub plugin is only intended to be used in preview mode. Please set 'sonar.analysis.mode'.");
+    thrown.expectMessage("The GitHub plugin is only intended to be used in preview or issues mode. Please set 'sonar.analysis.mode'.");
 
     pullRequestProjectBuilder.build(null);
   }
 
   @Test
-  public void shouldNotFailIfPreview() {
+  public void shouldNotFailIfDryRun() {
     settings.setProperty(GitHubPlugin.GITHUB_PULL_REQUEST, "1");
     settings.setProperty(CoreProperties.DRY_RUN, "true");
 
     pullRequestProjectBuilder.build(mock(ProjectBuilder.Context.class, withSettings().defaultAnswer(RETURNS_DEEP_STUBS)));
 
     verify(facade).init(eq(1), any(File.class));
+  }
 
+  @Test
+  public void shouldNotFailIfPreview() {
+    settings.setProperty(GitHubPlugin.GITHUB_PULL_REQUEST, "1");
+    settings.setProperty(CoreProperties.ANALYSIS_MODE, CoreProperties.ANALYSIS_MODE_PREVIEW);
+
+    pullRequestProjectBuilder.build(mock(ProjectBuilder.Context.class, withSettings().defaultAnswer(RETURNS_DEEP_STUBS)));
+
+    verify(facade).init(eq(1), any(File.class));
+  }
+
+  @Test
+  public void shouldNotFailIfIncremental() {
+    settings.setProperty(GitHubPlugin.GITHUB_PULL_REQUEST, "1");
+    settings.setProperty(CoreProperties.ANALYSIS_MODE, CoreProperties.ANALYSIS_MODE_INCREMENTAL);
+
+    pullRequestProjectBuilder.build(mock(ProjectBuilder.Context.class, withSettings().defaultAnswer(RETURNS_DEEP_STUBS)));
+
+    verify(facade).init(eq(1), any(File.class));
+  }
+
+  @Test
+  public void shouldNotFailIfIssues() {
+    settings.setProperty(GitHubPlugin.GITHUB_PULL_REQUEST, "1");
+    settings.setProperty(CoreProperties.ANALYSIS_MODE, "issues");
+
+    pullRequestProjectBuilder.build(mock(ProjectBuilder.Context.class, withSettings().defaultAnswer(RETURNS_DEEP_STUBS)));
+
+    verify(facade).init(eq(1), any(File.class));
   }
 }