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Add Seq template func

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Very similar to GNU's seq.

Fixes #552

Conflicts:
	tpl/template.go
This commit is contained in:
bep
2015-02-24 10:56:16 +01:00
committed by spf13
parent 358dcce7a6
commit 0be2aade99
3 changed files with 113 additions and 0 deletions
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43
helpers/general_test.go
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@@ -133,6 +133,49 @@ func TestMd5StringEmpty(t *testing.T) {
}
}
func TestSeq(t *testing.T) {
for i, this := range []struct {
in []interface{}
expect interface{}
}{
{[]interface{}{-2, 5}, []int{-2, -1, 0, 1, 2, 3, 4, 5}},
{[]interface{}{1, 2, 4}, []int{1, 3}},
{[]interface{}{1}, []int{1}},
{[]interface{}{3}, []int{1, 2, 3}},
{[]interface{}{3.2}, []int{1, 2, 3}},
{[]interface{}{0}, []int{}},
{[]interface{}{-1}, []int{-1}},
{[]interface{}{-3}, []int{-1, -2, -3}},
{[]interface{}{3, -2}, []int{3, 2, 1, 0, -1, -2}},
{[]interface{}{6, -2, 2}, []int{6, 4, 2}},
{[]interface{}{1, 0, 2}, false},
{[]interface{}{1, -1, 2}, false},
{[]interface{}{2, 1, 1}, false},
{[]interface{}{2, 1, 1, 1}, false},
{[]interface{}{2001}, false},
{[]interface{}{}, false},
{[]interface{}{t}, []int{}},
{nil, false},
} {
result, err := Seq(this.in...)
if b, ok := this.expect.(bool); ok && !b {
if err == nil {
t.Errorf("[%d] TestSeq didn't return an expected error %s", i)
}
} else {
if err != nil {
t.Errorf("[%d] failed: %s", i, err)
continue
}
if !reflect.DeepEqual(result, this.expect) {
t.Errorf("[%d] TestSeq got %v but expected %v", i, result, this.expect)
}
}
}
}
func TestDoArithmetic(t *testing.T) {
for i, this := range []struct {
a interface{}