93 lines
2.7 KiB
Lua
93 lines
2.7 KiB
Lua
---@diagnostic disable: param-type-mismatch
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require 'test.setup'
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local util = Trans.util
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describe('util.display_height', function()
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it('can calculate the height of lines when window with wrap option', function()
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local lines = {
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'1234567890',
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'1234567890',
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'1234567890',
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'1234567890',
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'1234567890',
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'1234567890',
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'1234567890',
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'1234567890',
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'1234567890',
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}
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assert.are.equal(#lines, util.display_height(lines, 10))
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assert.are.equal(#lines, util.display_height(lines, 11))
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assert.are.equal(2 * #lines, util.display_height(lines, 9))
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-- Unicode width test
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local u_lines = {
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'12345678👍', -- 10
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'あうえお', -- 8
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'𠮷野い𠮷家野家家', -- 16
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'👍👍👍お家', -- 10
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}
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assert.are.equal(4, util.display_height(u_lines, 20))
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assert.are.equal(4, util.display_height(u_lines, 16))
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assert.are.equal(5, util.display_height(u_lines, 10))
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assert.are.equal(7, util.display_height(u_lines, 8))
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assert.are.equal(9, util.display_height(u_lines, 7))
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end)
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end)
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describe('util.display_width', function()
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it('can calculate the max width of lines', function()
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local lines = {
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'1234567890',
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'123456789',
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'12345678',
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'1234567',
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'123456',
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'12345',
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'1234',
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'123',
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'12',
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'1',
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}
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assert.are.equal(10, util.display_width(lines))
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-- Unicode width test
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local u_lines = {
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'12345678👍', -- 10
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'あうえお', -- 8
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'𠮷野い𠮷家野家家', -- 16
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'👍👍👍お家', -- 10
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}
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assert.are.equal(16, util.display_width(u_lines))
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end)
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end)
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describe('util.center', function()
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it('will return the node if its width more than width', function()
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local node = i { '1234567890' }
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assert.are.same(node, util.center(node, 9))
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end)
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it('will auto padding space', function()
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local node = i { '1234567890' }
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assert.are.same(i { (' '):rep(2) .. '1234567890' }, util.center(node, 15))
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end)
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end)
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describe('util.is_word', function()
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it('can detect word', function()
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for test, value in pairs {
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['あうえお'] = false,
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['hello'] = true,
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[' hello'] = false,
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['hello world'] = false,
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['test_cool'] = false,
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} do
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assert.are.same(util.is_word(test), value)
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end
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end)
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end)
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