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bytes: merge explodetests into splittests

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splittests already contains most of the tests that cover explode. Add
the missing ones and skip the append test for empty results which would
otherwise lead to an "index out of range" panic.

Change-Id: I2cb922282d2676be9ef85f186513075ae17c0243
Reviewed-on: https://go-review.googlesource.com/c/go/+/170126
Run-TryBot: Tobias Klauser <tobias.klauser@gmail.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
This commit is contained in:
Tobias Klauser 2019-04-02 22:38:39 +02:00 committed by Tobias Klauser
parent e014184c43
commit 94507d2213
1 changed files with 3 additions and 29 deletions
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32
src/bytes/bytes_test.go
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@ -677,34 +677,6 @@ func BenchmarkCountSingle(b *testing.B) {
})
}
type ExplodeTest struct {
s string
n int
a []string
}
var explodetests = []ExplodeTest{
{"", -1, []string{}},
{abcd, -1, []string{"a", "b", "c", "d"}},
{faces, -1, []string{"☺", "☻", "☹"}},
{abcd, 2, []string{"a", "bcd"}},
}
func TestExplode(t *testing.T) {
for _, tt := range explodetests {
a := SplitN([]byte(tt.s), nil, tt.n)
result := sliceOfString(a)
if !eq(result, tt.a) {
t.Errorf(`Explode("%s", %d) = %v; want %v`, tt.s, tt.n, result, tt.a)
continue
}
s := Join(a, []byte{})
if string(s) != tt.s {
t.Errorf(`Join(Explode("%s", %d), "") = "%s"`, tt.s, tt.n, s)
}
}
}
type SplitTest struct {
s string
sep string
@ -713,7 +685,9 @@ type SplitTest struct {
}
var splittests = []SplitTest{
{"", "", -1, []string{}},
{abcd, "a", 0, nil},
{abcd, "", 2, []string{"a", "bcd"}},
{abcd, "a", -1, []string{"", "bcd"}},
{abcd, "z", -1, []string{"abcd"}},
{abcd, "", -1, []string{"a", "b", "c", "d"}},
@ -743,7 +717,7 @@ func TestSplit(t *testing.T) {
t.Errorf(`Split(%q, %q, %d) = %v; want %v`, tt.s, tt.sep, tt.n, result, tt.a)
continue
}
if tt.n == 0 {
if tt.n == 0 || len(a) == 0 {
continue
}