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package sprig
import (
"testing"
)
func TestIssue188(t *testing.T) {
tests := map[string]string{
// This first test shows two merges and the merge is NOT A DEEP COPY MERGE.
// The first merge puts $one on to $target. When the second merge of $two
// on to $target the nested dict brought over from $one is changed on
// $one as well as $target.
`{{- $target := dict -}}
{{- $one := dict "foo" (dict "bar" "baz") "qux" true -}}
{{- $two := dict "foo" (dict "bar" "baz2") "qux" false -}}
{{- mergeOverwrite $target $one | toString | trunc 0 }}{{ $__ := mergeOverwrite $target $two }}{{ $one }}`: "map[foo:map[bar:baz2] qux:true]",
// This test uses deepCopy on $one to create a deep copy and then merge
// that. In this case the merge of $two on to $target does not affect
// $one because a deep copy was used for that merge.
`{{- $target := dict -}}
{{- $one := dict "foo" (dict "bar" "baz") "qux" true -}}
{{- $two := dict "foo" (dict "bar" "baz2") "qux" false -}}
{{- deepCopy $one | mergeOverwrite $target | toString | trunc 0 }}{{ $__ := mergeOverwrite $target $two }}{{ $one }}`: "map[foo:map[bar:baz] qux:true]",
}
for tpl, expect := range tests {
if err := runt(tpl, expect); err != nil {
t.Error(err)
}
}
}
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