mirror of
https://github.com/golang/go
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f7bb6f12f0
We only need one implementation of this, it must cope with all inputs, and it has no freedom in it's results, so it does not need to be pluggable. Change-Id: I6fec0c339eb288649a670fc3e2cb00c726467e20 Reviewed-on: https://go-review.googlesource.com/c/tools/+/198377 Run-TryBot: Ian Cottrell <iancottrell@google.com> TryBot-Result: Gobot Gobot <gobot@golang.org> Reviewed-by: Rebecca Stambler <rstambler@golang.org>
31 lines
770 B
Go
31 lines
770 B
Go
package diff_test
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import (
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"testing"
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"golang.org/x/tools/internal/lsp/diff"
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"golang.org/x/tools/internal/span"
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)
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func TestApplyEdits(t *testing.T) {
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var testCases = []struct {
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before string
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edits []diff.TextEdit
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want string
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}{
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{"", nil, ""},
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{"X", []diff.TextEdit{{newSpan(0, 1), "Y"}}, "Y"},
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{" X ", []diff.TextEdit{{newSpan(1, 2), "Y"}}, " Y "},
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{" X X ", []diff.TextEdit{{newSpan(1, 2), "Y"}, {newSpan(3, 4), "Z"}}, " Y Z "},
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}
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for _, tc := range testCases {
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if got := diff.ApplyEdits(tc.before, tc.edits); got != tc.want {
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t.Errorf("applyEdits(%v, %v): got %v, want %v", tc.before, tc.edits, got, tc.want)
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}
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}
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}
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func newSpan(start, end int) span.Span {
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return span.New("", span.NewPoint(0, 0, start), span.NewPoint(0, 0, end))
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}
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