change rounding up on boundaries so it does not round up but keeps th…

app/Service/TimeEntryService.php

@@ -31,12 +31,17 @@ public function getEndSelectRawForRounding(?TimeEntryRoundingType $roundingType,
             throw new LogicException('Rounding minutes must be greater than 0');
         }
         $end = 'coalesce("end", \''.Carbon::now()->toDateTimeString().'\')';
+        $start = $this->getStartSelectRawForRounding($roundingType, $roundingMinutes);
         if ($roundingType === TimeEntryRoundingType::Down) {
-            return 'date_bin(\''.$roundingMinutes.' minutes\', '.$end.', '.$this->getStartSelectRawForRounding($roundingType, $roundingMinutes).')';
+            return 'date_bin(\''.$roundingMinutes.' minutes\', '.$end.', '.$start.')';
         } elseif ($roundingType === TimeEntryRoundingType::Up) {
-            return 'date_bin(\''.$roundingMinutes.' minutes\', '.$end.' + interval \''.$roundingMinutes.' minutes\', '.$this->getStartSelectRawForRounding($roundingType, $roundingMinutes).')';
+            // If end is already on a boundary, keep it; otherwise round up to next boundary
+            return 'CASE WHEN '.$end.' = date_bin(\''.$roundingMinutes.' minutes\', '.$end.', '.$start.') '.
+                   'THEN '.$end.' '.
+                   'ELSE date_bin(\''.$roundingMinutes.' minutes\', '.$end.' + interval \''.$roundingMinutes.' minutes\', '.$start.') '.
+                   'END';
         } elseif ($roundingType === TimeEntryRoundingType::Nearest) {
-            return 'date_bin(\''.$roundingMinutes.' minutes\', '.$end.' + interval \''.($roundingMinutes / 2).' minutes\', '.$this->getStartSelectRawForRounding($roundingType, $roundingMinutes).')';
+            return 'date_bin(\''.$roundingMinutes.' minutes\', '.$end.' + interval \''.($roundingMinutes / 2).' minutes\', '.$start.')';
         }
     }
 }

tests/Unit/Endpoint/Api/V1/TimeEntryEndpointTest.php

@@ -436,6 +436,52 @@ public function test_index_endpoint_can_round_up(): void
         );
     }
 
+    public function test_index_endpoint_can_round_up_but_does_not_round_up_if_already_on_border(): void
+    {
+        // Arrange
+        $this->travelTo(Carbon::createFromFormat('Y-m-d H:i:s', '2020-01-01 00:15:04'));
+        $data = $this->createUserWithPermission([
+            'time-entries:view:own',
+        ]);
+        $timeEntry1 = TimeEntry::factory()->forOrganization($data->organization)
+            ->forMember($data->member)
+            ->create([
+                'start' => Carbon::createFromFormat('Y-m-d H:i:s', '2020-01-01 00:00:08'),
+                'end' => Carbon::createFromFormat('Y-m-d H:i:s', '2020-01-01 00:06:00'),
+            ]);
+        $timeEntry2 = TimeEntry::factory()->forOrganization($data->organization)
+            ->forMember($data->member)
+            ->create([
+                'start' => Carbon::createFromFormat('Y-m-d H:i:s', '2020-01-01 00:00:07'),
+                'end' => null,
+            ]);
+        $this->actAsOrganizationWithSubscription();
+        Passport::actingAs($data->user);
+
+        // Act
+        $response = $this->getJson(route('api.v1.time-entries.index', [
+            $data->organization->getKey(),
+            'member_id' => $data->member->getKey(),
+            'rounding_type' => TimeEntryRoundingType::Up,
+            'rounding_minutes' => 6,
+        ]));
+
+        // Assert
+        $this->assertResponseCode($response, 200);
+        $response->assertJson(fn (AssertableJson $json) => $json
+            ->has('data')
+            ->has('meta')
+            ->where('meta.total', 2)
+            ->count('data', 2)
+            ->where('data.0.id', $timeEntry1->getKey())
+            ->where('data.0.start', '2020-01-01T00:00:00Z')
+            ->where('data.0.end', '2020-01-01T00:06:00Z')
+            ->where('data.1.id', $timeEntry2->getKey())
+            ->where('data.1.start', '2020-01-01T00:00:00Z')
+            ->where('data.1.end', '2020-01-01T00:18:00Z')
+        );
+    }
+
     public function test_index_endpoint_ignores_rounding_if_organization_has_no_premium_features(): void
     {
         // Arrange

tests/Unit/Service/TimeEntryAggregationServiceTest.php

@@ -1205,4 +1205,101 @@ public function test_aggregate_time_entries_group_by_project_and_subgroup_tag_av
         ];
         $this->assertEqualsCanonicalizing($expected, $result);
     }
+
+    /**
+     * Test that rounding up does NOT add extra time when the entry is already on a 15-minute boundary.
+     * f.e. 13:00 - 14:30 (90 minutes) should stay at 90 minutes when rounding up with 15-minute interval.
+     */
+    public function test_aggregate_time_round_up_does_not_add_time_when_already_on_boundary(): void
+    {
+        // Arrange
+        // Create a time entry with duration exactly on a 15-minute boundary (90 minutes = 5400 seconds)
+        // This simulates 13:00 - 14:30 (or any 90-minute entry)
+        $project = Project::factory()->create();
+        TimeEntry::factory()->startWithDuration(
+            Carbon::createFromFormat('Y-m-d H:i:s', '2020-01-01 13:00:00'),
+            5400 // 90 minutes = 1 hour 30 minutes, exactly on 15-minute boundary
+        )->forProject($project)->create();
+        $query = TimeEntry::query();
+
+        // Act
+        $result = $this->service->getAggregatedTimeEntries(
+            $query,
+            TimeEntryAggregationType::Project,
+            null,
+            'Europe/Vienna',
+            Weekday::Monday,
+            false,
+            null,
+            null,
+            true,
+            TimeEntryRoundingType::Up,
+            15
+        );
+
+        // Assert
+        // The entry is already on a 15-minute boundary (90 minutes), so it should stay at 90 minutes (5400 seconds)
+        $this->assertEqualsCanonicalizing([
+            'seconds' => 5400, // 90 minutes - should NOT be rounded to 105 minutes (6300 seconds)
+            'cost' => 0,
+            'grouped_type' => 'project',
+            'grouped_data' => [
+                [
+                    'key' => $project->getKey(),
+                    'seconds' => 5400, // 90 minutes
+                    'cost' => 0,
+                    'grouped_type' => null,
+                    'grouped_data' => null,
+                ],
+            ],
+        ], $result);
+    }
+
+    /**
+     * Test that rounding up works correctly for entries NOT on a boundary.
+     * Example: 13:00 - 13:48 (48 minutes) should round up to 13:00 - 14:00 (60 minutes).
+     */
+    public function test_aggregate_time_round_up_works_when_not_on_boundary(): void
+    {
+        // Arrange
+        // Create a time entry with duration NOT on a 15-minute boundary (48 minutes = 2880 seconds)
+        $project = Project::factory()->create();
+        TimeEntry::factory()->startWithDuration(
+            Carbon::createFromFormat('Y-m-d H:i:s', '2020-01-01 13:00:00'),
+            2880 // 48 minutes, not on 15-minute boundary
+        )->forProject($project)->create();
+        $query = TimeEntry::query();
+
+        // Act
+        $result = $this->service->getAggregatedTimeEntries(
+            $query,
+            TimeEntryAggregationType::Project,
+            null,
+            'Europe/Vienna',
+            Weekday::Monday,
+            false,
+            null,
+            null,
+            true,
+            TimeEntryRoundingType::Up,
+            15
+        );
+
+        // Assert
+        // 48 minutes rounded up to 15-minute interval = 60 minutes (3600 seconds)
+        $this->assertEqualsCanonicalizing([
+            'seconds' => 3600, // 60 minutes
+            'cost' => 0,
+            'grouped_type' => 'project',
+            'grouped_data' => [
+                [
+                    'key' => $project->getKey(),
+                    'seconds' => 3600, // 60 minutes
+                    'cost' => 0,
+                    'grouped_type' => null,
+                    'grouped_data' => null,
+                ],
+            ],
+        ], $result);
+    }
 }