mirror of https://github.com/databricks/cli.git
77 lines
2.1 KiB
Go
77 lines
2.1 KiB
Go
package dyn_test
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import (
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"testing"
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"github.com/databricks/cli/libs/dyn"
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assert "github.com/databricks/cli/libs/dyn/dynassert"
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)
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func TestGetWithEmptyPath(t *testing.T) {
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// An empty path means to return the value itself.
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vin := dyn.V(42)
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vout, err := dyn.GetByPath(vin, dyn.NewPath())
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assert.NoError(t, err)
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assert.Equal(t, vin, vout)
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}
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func TestGetOnNilValue(t *testing.T) {
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var err error
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_, err = dyn.GetByPath(dyn.NilValue, dyn.NewPath(dyn.Key("foo")))
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assert.ErrorContains(t, err, `expected a map to index "foo", found nil`)
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_, err = dyn.GetByPath(dyn.NilValue, dyn.NewPath(dyn.Index(42)))
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assert.ErrorContains(t, err, `expected a sequence to index "[42]", found nil`)
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}
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func TestGetOnMap(t *testing.T) {
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vin := dyn.V(map[string]dyn.Value{
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"foo": dyn.V(42),
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"bar": dyn.V(43),
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})
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var err error
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_, err = dyn.GetByPath(vin, dyn.NewPath(dyn.Index(42)))
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assert.ErrorContains(t, err, `expected a sequence to index "[42]", found map`)
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_, err = dyn.GetByPath(vin, dyn.NewPath(dyn.Key("baz")))
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assert.True(t, dyn.IsNoSuchKeyError(err))
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assert.ErrorContains(t, err, `key not found at "baz"`)
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vfoo, err := dyn.GetByPath(vin, dyn.NewPath(dyn.Key("foo")))
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assert.NoError(t, err)
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assert.Equal(t, dyn.V(42), vfoo)
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vbar, err := dyn.GetByPath(vin, dyn.NewPath(dyn.Key("bar")))
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assert.NoError(t, err)
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assert.Equal(t, dyn.V(43), vbar)
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}
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func TestGetOnSequence(t *testing.T) {
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vin := dyn.V([]dyn.Value{
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dyn.V(42),
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dyn.V(43),
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})
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var err error
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_, err = dyn.GetByPath(vin, dyn.NewPath(dyn.Key("foo")))
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assert.ErrorContains(t, err, `expected a map to index "foo", found sequence`)
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_, err = dyn.GetByPath(vin, dyn.NewPath(dyn.Index(-1)))
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assert.True(t, dyn.IsIndexOutOfBoundsError(err))
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assert.ErrorContains(t, err, `index out of bounds at "[-1]"`)
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_, err = dyn.GetByPath(vin, dyn.NewPath(dyn.Index(2)))
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assert.True(t, dyn.IsIndexOutOfBoundsError(err))
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assert.ErrorContains(t, err, `index out of bounds at "[2]"`)
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v0, err := dyn.GetByPath(vin, dyn.NewPath(dyn.Index(0)))
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assert.NoError(t, err)
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assert.Equal(t, dyn.V(42), v0)
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v1, err := dyn.GetByPath(vin, dyn.NewPath(dyn.Index(1)))
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assert.NoError(t, err)
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assert.Equal(t, dyn.V(43), v1)
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}
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