mirror of https://github.com/databricks/cli.git
83 lines
1.9 KiB
Go
83 lines
1.9 KiB
Go
package bundle
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import (
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"context"
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"sync"
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"testing"
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"github.com/databricks/cli/bundle/config"
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"github.com/databricks/cli/libs/diag"
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"github.com/stretchr/testify/require"
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)
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type addToContainer struct {
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t *testing.T
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container *[]int
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value int
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err bool
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// mu is a mutex that protects container. It is used to ensure that the
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// container slice is only modified by one goroutine at a time.
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mu *sync.Mutex
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}
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func (m *addToContainer) Apply(ctx context.Context, b ReadOnlyBundle) diag.Diagnostics {
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if m.err {
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return diag.Errorf("error")
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}
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m.mu.Lock()
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*m.container = append(*m.container, m.value)
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m.mu.Unlock()
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return nil
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}
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func (m *addToContainer) Name() string {
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return "addToContainer"
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}
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func TestParallelMutatorWork(t *testing.T) {
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b := &Bundle{
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Config: config.Root{},
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}
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container := []int{}
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var mu sync.Mutex
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m1 := &addToContainer{t: t, container: &container, value: 1, mu: &mu}
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m2 := &addToContainer{t: t, container: &container, value: 2, mu: &mu}
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m3 := &addToContainer{t: t, container: &container, value: 3, mu: &mu}
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m := Parallel(m1, m2, m3)
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// Apply the mutator
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diags := ApplyReadOnly(context.Background(), ReadOnly(b), m)
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require.Empty(t, diags)
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require.Len(t, container, 3)
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require.Contains(t, container, 1)
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require.Contains(t, container, 2)
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require.Contains(t, container, 3)
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}
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func TestParallelMutatorWorkWithErrors(t *testing.T) {
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b := &Bundle{
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Config: config.Root{},
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}
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container := []int{}
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var mu sync.Mutex
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m1 := &addToContainer{container: &container, value: 1, mu: &mu}
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m2 := &addToContainer{container: &container, err: true, value: 2, mu: &mu}
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m3 := &addToContainer{container: &container, value: 3, mu: &mu}
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m := Parallel(m1, m2, m3)
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// Apply the mutator
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diags := ApplyReadOnly(context.Background(), ReadOnly(b), m)
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require.Len(t, diags, 1)
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require.Equal(t, "error", diags[0].Summary)
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require.Len(t, container, 2)
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require.Contains(t, container, 1)
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require.Contains(t, container, 3)
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}
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