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Original file line number | Diff line number | Diff line change |
---|---|---|
@@ -0,0 +1,69 @@ | ||
package faketerm | ||
|
||
import ( | ||
"image" | ||
"testing" | ||
|
||
"github.com/mum4k/termdash/cell" | ||
) | ||
|
||
func TestDiff(t *testing.T) { | ||
tests := []struct { | ||
desc string | ||
term1 *Terminal | ||
term2 *Terminal | ||
wantDiff bool | ||
}{ | ||
{ | ||
desc: "no diff on equal terminals", | ||
term1: func() *Terminal { | ||
t := MustNew(image.Point{2, 2}) | ||
t.SetCell(image.Point{0, 0}, 'a') | ||
return t | ||
}(), | ||
term2: func() *Terminal { | ||
t := MustNew(image.Point{2, 2}) | ||
t.SetCell(image.Point{0, 0}, 'a') | ||
return t | ||
}(), | ||
wantDiff: false, | ||
}, | ||
{ | ||
desc: "reports diff on when cell runes differ", | ||
term1: func() *Terminal { | ||
t := MustNew(image.Point{2, 2}) | ||
t.SetCell(image.Point{0, 0}, 'a') | ||
return t | ||
}(), | ||
term2: func() *Terminal { | ||
t := MustNew(image.Point{2, 2}) | ||
t.SetCell(image.Point{1, 1}, 'a') | ||
return t | ||
}(), | ||
wantDiff: true, | ||
}, | ||
{ | ||
desc: "reports diff on when cell options differ", | ||
term1: func() *Terminal { | ||
t := MustNew(image.Point{2, 2}) | ||
t.SetCell(image.Point{0, 0}, 'a', cell.Bold()) | ||
return t | ||
}(), | ||
term2: func() *Terminal { | ||
t := MustNew(image.Point{2, 2}) | ||
t.SetCell(image.Point{0, 0}, 'a') | ||
return t | ||
}(), | ||
wantDiff: true, | ||
}, | ||
} | ||
|
||
for _, tc := range tests { | ||
t.Run(tc.desc, func(t *testing.T) { | ||
gotDiff := Diff(tc.term1, tc.term2) | ||
if (gotDiff != "") != tc.wantDiff { | ||
t.Errorf("Diff -> unexpected diff while wantDiff:%v, the diff:\n%s", tc.wantDiff, gotDiff) | ||
} | ||
}) | ||
} | ||
} |
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