23 lines
573 B
Go
23 lines
573 B
Go
package config
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import (
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"errors"
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"testing"
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)
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func TestParseStrictRejectsDuplicateUnknownAndTrailingData(t *testing.T) {
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var target map[string]any
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if !errors.Is(ParseStrict([]byte(`{"a":1,"a":2}`), &target), ErrConfigDuplicate) {
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t.Fatal("duplicate key was accepted")
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}
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if err := ParseStrict([]byte(`{"a":1} {"b":2}`), &target); !errors.Is(err, ErrConfigTrailing) {
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t.Fatalf("trailing data error = %v", err)
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}
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var typed struct {
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A int `json:"a"`
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}
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if err := ParseStrict([]byte(`{"b":1}`), &typed); err == nil {
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t.Fatal("unknown field was accepted")
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}
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}
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