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https://github.com/jesseduffield/lazygit.git
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fdff2dec79
In go 1.22, loop variables are redeclared with each iteration of the loop, rather than simple updated on each iteration. This means that we no longer need to manually redeclare variables when they're closed over by a function.
130 lines
3.2 KiB
Go
130 lines
3.2 KiB
Go
package patch_exploring
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import (
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"testing"
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"github.com/stretchr/testify/assert"
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)
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func TestNewOrigin(t *testing.T) {
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type scenario struct {
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name string
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origin int
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bufferHeight int
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numLines int
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firstLineIdx int
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lastLineIdx int
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selectedLineIdx int
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selectMode selectMode
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expected int
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}
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scenarios := []scenario{
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{
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name: "selection above scroll window, enough room to put it in the middle",
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origin: 250,
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bufferHeight: 100,
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numLines: 500,
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firstLineIdx: 210,
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lastLineIdx: 210,
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selectedLineIdx: 210,
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selectMode: LINE,
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expected: 160,
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},
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{
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name: "selection above scroll window, not enough room to put it in the middle",
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origin: 50,
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bufferHeight: 100,
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numLines: 500,
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firstLineIdx: 10,
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lastLineIdx: 10,
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selectedLineIdx: 10,
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selectMode: LINE,
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expected: 0,
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},
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{
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name: "selection below scroll window, enough room to put it in the middle",
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origin: 0,
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bufferHeight: 100,
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numLines: 500,
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firstLineIdx: 150,
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lastLineIdx: 150,
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selectedLineIdx: 150,
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selectMode: LINE,
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expected: 100,
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},
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{
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name: "selection below scroll window, not enough room to put it in the middle",
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origin: 0,
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bufferHeight: 100,
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numLines: 200,
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firstLineIdx: 199,
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lastLineIdx: 199,
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selectedLineIdx: 199,
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selectMode: LINE,
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expected: 99,
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},
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{
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name: "selection within scroll window",
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origin: 0,
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bufferHeight: 100,
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numLines: 500,
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firstLineIdx: 50,
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lastLineIdx: 50,
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selectedLineIdx: 50,
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selectMode: LINE,
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expected: 0,
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},
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{
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name: "range ending below scroll window with selection at end of range",
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origin: 0,
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bufferHeight: 100,
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numLines: 500,
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firstLineIdx: 40,
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lastLineIdx: 150,
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selectedLineIdx: 150,
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selectMode: RANGE,
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expected: 50,
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},
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{
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name: "range ending below scroll window with selection at beginning of range",
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origin: 0,
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bufferHeight: 100,
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numLines: 500,
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firstLineIdx: 40,
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lastLineIdx: 150,
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selectedLineIdx: 40,
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selectMode: RANGE,
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expected: 40,
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},
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{
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name: "range starting above scroll window with selection at beginning of range",
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origin: 50,
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bufferHeight: 100,
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numLines: 500,
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firstLineIdx: 40,
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lastLineIdx: 150,
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selectedLineIdx: 40,
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selectMode: RANGE,
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expected: 40,
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},
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{
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name: "hunk extending beyond both bounds of scroll window",
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origin: 50,
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bufferHeight: 100,
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numLines: 500,
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firstLineIdx: 40,
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lastLineIdx: 200,
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selectedLineIdx: 70,
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selectMode: HUNK,
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expected: 40,
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},
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}
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for _, s := range scenarios {
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t.Run(s.name, func(t *testing.T) {
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assert.EqualValues(t, s.expected, calculateOrigin(s.origin, s.bufferHeight, s.numLines, s.firstLineIdx, s.lastLineIdx, s.selectedLineIdx, s.selectMode))
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})
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}
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}
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