diff options
Diffstat (limited to 'spec')
| -rw-r--r-- | spec/util_table_spec.lua | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/spec/util_table_spec.lua b/spec/util_table_spec.lua index a0535c08..574967f3 100644 --- a/spec/util_table_spec.lua +++ b/spec/util_table_spec.lua @@ -22,6 +22,37 @@ describe("util.table", function () u_table.move(t2, 1, 3, 3, t3); assert.same({ "apple", "banana", "cat", "donkey", "elephant" }, t3); end); + it("supports overlapping regions", function () + do + local t1 = { "apple", "banana", "carrot", "date", "endive", "fig", "grapefruit" }; + u_table.move(t1, 1, 3, 3); + assert.same({ "apple", "banana", "apple", "banana", "carrot", "fig", "grapefruit" }, t1); + end + + do + local t1 = { "apple", "banana", "carrot", "date", "endive", "fig", "grapefruit" }; + u_table.move(t1, 1, 3, 2); + assert.same({ "apple", "apple", "banana", "carrot", "endive", "fig", "grapefruit" }, t1); + end + + do + local t1 = { "apple", "banana", "carrot", "date", "endive", "fig", "grapefruit" }; + u_table.move(t1, 3, 5, 2); + assert.same({ "apple", "carrot", "date", "endive", "endive", "fig", "grapefruit" }, t1); + end + + do + local t1 = { "apple", "banana", "carrot", "date", "endive", "fig", "grapefruit" }; + u_table.move(t1, 3, 5, 6); + assert.same({ "apple", "banana", "carrot", "date", "endive", "carrot", "date", "endive" }, t1); + end + + do + local t1 = { "apple", "banana", "carrot", "date", "endive", "fig", "grapefruit" }; + u_table.move(t1, 3, 1, 3); + assert.same({ "apple", "banana", "carrot", "date", "endive", "fig", "grapefruit" }, t1); + end + end); end); end); |