| Name | Status | Type | Time(s) |
| Enumerable#inject with argument takes a block with an accumulator (with argument as initial value) and the current element. Value of block becomes new accumulator | Success | | 0.001 |
| Enumerable#inject produces an array of the accumulator and the argument when given a block with a *arg | Success | | 0.001 |
| Enumerable#inject can take two argument | Success | | 0.000 |
| Enumerable#inject ignores the block if two arguments | Success | | 0.000 |
| Enumerable#inject can take a symbol argument | Success | | 0.000 |
| Enumerable#inject without argument takes a block with an accumulator (with first element as initial value) and the current element. Value of block becomes new accumulator | Success | | 0.001 |
| Enumerable#inject gathers whole arrays as elements when each yields multiple | Success | | 0.001 |
| Enumerable#inject with inject arguments(legacy rubycon) | Success | | 0.001 |
| Enumerable#inject without inject arguments(legacy rubycon) | Success | | 0.002 |
| Enumerable#inject returns nil when fails(legacy rubycon) | Success | | 0.000 |