mirror of https://github.com/mum4k/termdash.git
70 lines
1.4 KiB
Go
70 lines
1.4 KiB
Go
package faketerm
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import (
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"image"
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"testing"
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"github.com/mum4k/termdash/cell"
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)
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func TestDiff(t *testing.T) {
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tests := []struct {
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desc string
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term1 *Terminal
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term2 *Terminal
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wantDiff bool
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}{
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{
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desc: "no diff on equal terminals",
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term1: func() *Terminal {
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t := MustNew(image.Point{2, 2})
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t.SetCell(image.Point{0, 0}, 'a')
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return t
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}(),
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term2: func() *Terminal {
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t := MustNew(image.Point{2, 2})
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t.SetCell(image.Point{0, 0}, 'a')
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return t
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}(),
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wantDiff: false,
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},
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{
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desc: "reports diff on when cell runes differ",
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term1: func() *Terminal {
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t := MustNew(image.Point{2, 2})
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t.SetCell(image.Point{0, 0}, 'a')
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return t
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}(),
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term2: func() *Terminal {
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t := MustNew(image.Point{2, 2})
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t.SetCell(image.Point{1, 1}, 'a')
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return t
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}(),
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wantDiff: true,
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},
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{
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desc: "reports diff on when cell options differ",
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term1: func() *Terminal {
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t := MustNew(image.Point{2, 2})
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t.SetCell(image.Point{0, 0}, 'a', cell.Bold())
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return t
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}(),
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term2: func() *Terminal {
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t := MustNew(image.Point{2, 2})
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t.SetCell(image.Point{0, 0}, 'a')
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return t
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}(),
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wantDiff: true,
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},
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}
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for _, tc := range tests {
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t.Run(tc.desc, func(t *testing.T) {
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gotDiff := Diff(tc.term1, tc.term2)
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if (gotDiff != "") != tc.wantDiff {
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t.Errorf("Diff -> unexpected diff while wantDiff:%v, the diff:\n%s", tc.wantDiff, gotDiff)
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}
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})
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}
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}
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