30 lines
949 B
Ruby
30 lines
949 B
Ruby
require 'spec_helper'
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require 'content_buffer'
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describe ContentBuffer do
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it "handles deletion across lines properly" do
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c = ContentBuffer.new("a\nbc\nc")
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c.apply_transform!(start: {row: 0, col: 0}, finish: {col: 1, row: 1}, operation: :delete)
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expect(c.to_s).to eq("c\nc")
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end
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it "handles deletion inside lines properly" do
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c = ContentBuffer.new("hello world")
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c.apply_transform!(start: {row: 0, col: 1}, finish: {col: 4, row: 0}, operation: :delete)
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expect(c.to_s).to eq("ho world")
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end
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it "handles inserts inside lines properly" do
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c = ContentBuffer.new("hello!")
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c.apply_transform!(start: {row: 0, col: 5}, operation: :insert, text: " world")
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expect(c.to_s).to eq("hello world!")
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end
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it "handles multiline inserts" do
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c = ContentBuffer.new("hello!")
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c.apply_transform!(start: {row: 0, col: 5}, operation: :insert, text: "\nworld")
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expect(c.to_s).to eq("hello\nworld!")
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end
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end
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