From 7a6d2e1226185bf2a839df722c05b9308b78cff7 Mon Sep 17 00:00:00 2001 From: Matthew Wild Date: Fri, 17 Mar 2023 17:06:05 +0000 Subject: util.table: Expand table.move() tests (thanks mutation testing) --- spec/util_table_spec.lua | 31 +++++++++++++++++++++++++++++++ 1 file changed, 31 insertions(+) (limited to 'spec/util_table_spec.lua') 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); -- cgit v1.2.3