mirror of
https://github.com/sbrl/Minetest-WorldEditAdditions.git
synced 2024-11-05 06:53:52 +01:00
81 lines
1.8 KiB
Lua
81 lines
1.8 KiB
Lua
local Vector3 = require("worldeditadditions.utils.vector3")
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describe("Vector3.multiply", function()
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it("should multiply 2 positive vectors", function()
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local a = Vector3.new(3, 4, 5)
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local b = Vector3.new(2, 2, 2)
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assert.are.same(
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Vector3.new(6, 8, 10),
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a:multiply(b)
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)
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end)
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it("should work with the mul alias", function()
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local a = Vector3.new(3, 4, 5)
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local b = Vector3.new(2, 2, 2)
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assert.are.same(
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Vector3.new(6, 8, 10),
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a:mul(b)
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)
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end)
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it("should work with scalar a", function()
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local a = 2
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local b = Vector3.new(6, 7, 8)
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assert.are.same(
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Vector3.new(12, 14, 16),
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a * b
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)
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end)
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it("should work with scalar b", function()
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local a = Vector3.new(6, 7, 8)
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local b = 2
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assert.are.same(
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Vector3.new(12, 14, 16),
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a * b
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)
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end)
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it("should support the multiply operator", function()
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local a = Vector3.new(3, 4, 5)
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local b = Vector3.new(2, 2, 2)
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assert.are.same(
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Vector3.new(6, 8, 10),
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a * b
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)
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end)
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it("should handle negative b", function()
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local a = Vector3.new(3, 4, 5)
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local b = Vector3.new(-1, -1, -1)
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assert.are.same(
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Vector3.new(-3, -4, -5),
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a * b
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)
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end)
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it("should handle negative a", function()
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local a = Vector3.new(-3, -4, -5)
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local b = Vector3.new(2, 2, 2)
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assert.are.same(
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Vector3.new(-6, -8, -10),
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a * b
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)
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end)
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it("should handle negative a and b", function()
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local a = Vector3.new(-3, -4, -5)
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local b = Vector3.new(-2, -2, -2)
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assert.are.same(
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Vector3.new(6, 8, 10),
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a * b
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)
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end)
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it("should return a new Vector3 instance", function()
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local a = Vector3.new(3, 4, 5)
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local b = Vector3.new(3, 3, 3)
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local result = a * b
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assert.are.same(
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Vector3.new(9, 12, 15),
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result
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)
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assert.are_not.equal(result, a)
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assert.are_not.equal(result, b)
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end)
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end)
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