50 lines
1.0 KiB
Go
50 lines
1.0 KiB
Go
package mcfg
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import (
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. "testing"
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"github.com/mediocregopher/mediocre-go-lib/mcmp"
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"github.com/stretchr/testify/assert"
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)
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func TestPopulate(t *T) {
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{
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cmp := new(mcmp.Component)
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a := Int(cmp, "a")
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cmpFoo := cmp.Child("foo")
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b := Int(cmpFoo, "b")
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c := Int(cmpFoo, "c")
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d := Int(cmp, "d", ParamDefault(4))
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err := Populate(cmp, &SourceCLI{
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Args: []string{"--a=1", "--foo-b=2"},
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})
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assert.NoError(t, err)
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assert.Equal(t, 1, *a)
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assert.Equal(t, 2, *b)
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assert.Equal(t, 0, *c)
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assert.Equal(t, 4, *d)
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}
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{ // test that required params are enforced
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cmp := new(mcmp.Component)
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a := Int(cmp, "a")
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cmpFoo := cmp.Child("foo")
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b := Int(cmpFoo, "b")
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c := Int(cmpFoo, "c", ParamRequired())
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err := Populate(cmp, &SourceCLI{
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Args: []string{"--a=1", "--foo-b=2"},
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})
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assert.Error(t, err)
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err = Populate(cmp, &SourceCLI{
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Args: []string{"--a=1", "--foo-b=2", "--foo-c=3"},
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})
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assert.NoError(t, err)
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assert.Equal(t, 1, *a)
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assert.Equal(t, 2, *b)
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assert.Equal(t, 3, *c)
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}
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}
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