SONAR-12601 Increase snippet merge threshold

4 files changed, 18 insertions, 18 deletions

diff --git a/server/sonar-web/src/main/js/apps/issues/crossComponentSourceViewer/__tests__/ComponentSourceSnippetViewer-test.tsx b/server/sonar-web/src/main/js/apps/issues/crossComponentSourceViewer/__tests__/ComponentSourceSnippetViewer-test.tsx
index a06177b9618..26807e530cf 100644
--- a/server/sonar-web/src/main/js/apps/issues/crossComponentSourceViewer/__tests__/ComponentSourceSnippetViewer-test.tsx
+++ b/server/sonar-web/src/main/js/apps/issues/crossComponentSourceViewer/__tests__/ComponentSourceSnippetViewer-test.tsx
@@ -60,16 +60,16 @@ it('should render correctly with secondary locations', () => {
       }),
       mockFlowLocation({
         component: 'a',
-        textRange: { startLine: 54, endLine: 54, startOffset: 0, endOffset: 0 }
+        textRange: { startLine: 74, endLine: 74, startOffset: 0, endOffset: 0 }
       })
     ],
-    ...mockSnippetsByComponent('a', [...range(2, 17), ...range(29, 39), ...range(49, 59)])
+    ...mockSnippetsByComponent('a', [...range(2, 17), ...range(29, 39), ...range(69, 79)])
   };
   const wrapper = shallowRender({ issue, snippetGroup });
   expect(wrapper.state('snippets')).toHaveLength(3);
   expect(wrapper.state('snippets')[0]).toEqual({ index: 0, start: 2, end: 16 });
   expect(wrapper.state('snippets')[1]).toEqual({ index: 1, start: 29, end: 39 });
-  expect(wrapper.state('snippets')[2]).toEqual({ index: 2, start: 49, end: 59 });
+  expect(wrapper.state('snippets')[2]).toEqual({ index: 2, start: 69, end: 79 });
 });
 
 it('should expand block', async () => {
@@ -77,20 +77,20 @@ it('should expand block', async () => {
     Object.values(mockSnippetsByComponent('a', range(6, 59)).sources)
   );
   const issue = mockIssue(true, {
-    textRange: { startLine: 64, endLine: 64, startOffset: 5, endOffset: 10 }
+    textRange: { startLine: 74, endLine: 74, startOffset: 5, endOffset: 10 }
   });
   const snippetGroup: T.SnippetGroup = {
     locations: [
       mockFlowLocation({
         component: 'a',
-        textRange: { startLine: 64, endLine: 64, startOffset: 0, endOffset: 0 }
+        textRange: { startLine: 74, endLine: 74, startOffset: 0, endOffset: 0 }
       }),
       mockFlowLocation({
         component: 'a',
-        textRange: { startLine: 87, endLine: 87, startOffset: 0, endOffset: 0 }
+        textRange: { startLine: 107, endLine: 107, startOffset: 0, endOffset: 0 }
       })
     ],
-    ...mockSnippetsByComponent('a', [...range(59, 73), ...range(82, 92)])
+    ...mockSnippetsByComponent('a', [...range(69, 83), ...range(102, 112)])
   };
 
   const wrapper = shallowRender({ issue, snippetGroup });
@@ -98,9 +98,9 @@ it('should expand block', async () => {
   wrapper.instance().expandBlock(0, 'up');
   await waitAndUpdate(wrapper);
 
-  expect(getSources).toHaveBeenCalledWith({ from: 6, key: 'a', to: 58 });
+  expect(getSources).toHaveBeenCalledWith({ from: 9, key: 'a', to: 68 });
   expect(wrapper.state('snippets')).toHaveLength(2);
-  expect(wrapper.state('snippets')[0]).toEqual({ index: 0, start: 9, end: 73 });
+  expect(wrapper.state('snippets')[0]).toEqual({ index: 0, start: 19, end: 83 });
   expect(Object.keys(wrapper.state('additionalLines'))).toHaveLength(53);
 });
 
@@ -151,7 +151,7 @@ it('should get the right branch when expanding', async () => {
   wrapper.instance().expandBlock(0, 'down');
   await waitAndUpdate(wrapper);
 
-  expect(getSources).toHaveBeenCalledWith({ branch: 'asdf', from: 8, key: 'a', to: 60 });
+  expect(getSources).toHaveBeenCalledWith({ branch: 'asdf', from: 8, key: 'a', to: 67 });
 });
 
 it('should handle correctly open/close issue', () => {
diff --git a/server/sonar-web/src/main/js/apps/issues/crossComponentSourceViewer/__tests__/utils-test.ts b/server/sonar-web/src/main/js/apps/issues/crossComponentSourceViewer/__tests__/utils-test.ts
index d76fdcdb501..825231cb690 100644
--- a/server/sonar-web/src/main/js/apps/issues/crossComponentSourceViewer/__tests__/utils-test.ts
+++ b/server/sonar-web/src/main/js/apps/issues/crossComponentSourceViewer/__tests__/utils-test.ts
@@ -152,10 +152,10 @@ describe('createSnippets', () => {
   it("should prepend the issue's main location if necessary", () => {
     const locations = [
       mockFlowLocation({
-        textRange: { startLine: 65, startOffset: 2, endLine: 65, endOffset: 3 }
+        textRange: { startLine: 85, startOffset: 2, endLine: 85, endOffset: 3 }
       }),
       mockFlowLocation({
-        textRange: { startLine: 32, startOffset: 2, endLine: 32, endOffset: 3 }
+        textRange: { startLine: 42, startOffset: 2, endLine: 42, endOffset: 3 }
       })
     ];
     const results = createSnippets({
@@ -193,7 +193,7 @@ describe('expandSnippet', () => {
   it('should merge snippets if necessary', () => {
     const snippets = [
       { index: 1, start: 4, end: 14 },
-      { index: 2, start: 72, end: 82 },
+      { index: 2, start: 82, end: 92 },
       { index: 3, start: 37, end: 47 }
     ];
 
@@ -201,7 +201,7 @@ describe('expandSnippet', () => {
 
     expect(result).toHaveLength(3);
     expect(result[0]).toEqual({ index: 1, start: 4, end: 64 });
-    expect(result[1]).toEqual({ index: 2, start: 72, end: 82 });
+    expect(result[1]).toEqual({ index: 2, start: 82, end: 92 });
     expect(result[2]).toEqual({ index: 3, start: 37, end: 47, toDelete: true });
   });
 });
diff --git a/server/sonar-web/src/main/js/apps/issues/crossComponentSourceViewer/utils.ts b/server/sonar-web/src/main/js/apps/issues/crossComponentSourceViewer/utils.ts
index f46b71e77a8..a73881a0204 100644
--- a/server/sonar-web/src/main/js/apps/issues/crossComponentSourceViewer/utils.ts
+++ b/server/sonar-web/src/main/js/apps/issues/crossComponentSourceViewer/utils.ts
@@ -19,7 +19,7 @@
  */
 const LINES_ABOVE = 5;
 const LINES_BELOW = 5;
-export const MERGE_DISTANCE = 4; // Merge if snippets are four lines away (separated by 3 lines) or fewer
+export const MERGE_DISTANCE = 11; // Merge if snippets are eleven lines away (separated by 10 lines) or fewer
 export const LINES_BELOW_ISSUE = 9;
 export const EXPAND_BY_LINES = 50;
 
diff --git a/server/sonar-webserver-webapi/src/main/java/org/sonar/server/source/ws/IssueSnippetsAction.java b/server/sonar-webserver-webapi/src/main/java/org/sonar/server/source/ws/IssueSnippetsAction.java
index 9a3b8f4b4e2..8074133394e 100644
--- a/server/sonar-webserver-webapi/src/main/java/org/sonar/server/source/ws/IssueSnippetsAction.java
+++ b/server/sonar-webserver-webapi/src/main/java/org/sonar/server/source/ws/IssueSnippetsAction.java
@@ -167,14 +167,14 @@ public class IssueSnippetsAction implements SourcesWsAction {
     TreeSet<Integer> lines = linesPerComponent.computeIfAbsent(componentUuid, c -> new TreeSet<>());
     IntStream.rangeClosed(start, end).forEach(lines::add);
 
-    // If two snippets in the same component are 3 lines apart of each other, include those 3 lines.
+    // If two snippets in the same component are 10 lines apart of each other, include those 10 lines.
     Integer closestToStart = lines.lower(start);
-    if (closestToStart != null && closestToStart >= start - 4) {
+    if (closestToStart != null && closestToStart >= start - 11) {
       IntStream.range(closestToStart + 1, start).forEach(lines::add);
     }
 
     Integer closestToEnd = lines.higher(end);
-    if (closestToEnd != null && closestToEnd <= end + 4) {
+    if (closestToEnd != null && closestToEnd <= end + 11) {
       IntStream.range(end + 1, closestToEnd).forEach(lines::add);
     }