mirror of https://github.com/databricks/cli.git
117 lines
3.3 KiB
Go
117 lines
3.3 KiB
Go
package mutator
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import (
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"context"
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"testing"
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"github.com/databricks/cli/bundle"
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"github.com/databricks/cli/bundle/config"
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"github.com/databricks/cli/bundle/config/variable"
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"github.com/stretchr/testify/assert"
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"github.com/stretchr/testify/require"
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)
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func TestSetVariableFromProcessEnvVar(t *testing.T) {
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defaultVal := "default"
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variable := variable.Variable{
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Description: "a test variable",
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Default: &defaultVal,
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}
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// set value for variable as an environment variable
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t.Setenv("BUNDLE_VAR_foo", "process-env")
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err := setVariable(context.Background(), &variable, "foo")
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require.NoError(t, err)
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assert.Equal(t, *variable.Value, "process-env")
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}
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func TestSetVariableUsingDefaultValue(t *testing.T) {
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defaultVal := "default"
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variable := variable.Variable{
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Description: "a test variable",
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Default: &defaultVal,
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}
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err := setVariable(context.Background(), &variable, "foo")
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require.NoError(t, err)
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assert.Equal(t, *variable.Value, "default")
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}
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func TestSetVariableWhenAlreadyAValueIsAssigned(t *testing.T) {
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defaultVal := "default"
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val := "assigned-value"
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variable := variable.Variable{
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Description: "a test variable",
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Default: &defaultVal,
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Value: &val,
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}
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// since a value is already assigned to the variable, it would not be overridden
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// by the default value
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err := setVariable(context.Background(), &variable, "foo")
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require.NoError(t, err)
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assert.Equal(t, *variable.Value, "assigned-value")
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}
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func TestSetVariableEnvVarValueDoesNotOverridePresetValue(t *testing.T) {
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defaultVal := "default"
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val := "assigned-value"
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variable := variable.Variable{
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Description: "a test variable",
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Default: &defaultVal,
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Value: &val,
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}
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// set value for variable as an environment variable
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t.Setenv("BUNDLE_VAR_foo", "process-env")
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// since a value is already assigned to the variable, it would not be overridden
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// by the value from environment
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err := setVariable(context.Background(), &variable, "foo")
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require.NoError(t, err)
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assert.Equal(t, *variable.Value, "assigned-value")
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}
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func TestSetVariablesErrorsIfAValueCouldNotBeResolved(t *testing.T) {
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variable := variable.Variable{
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Description: "a test variable with no default",
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}
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// fails because we could not resolve a value for the variable
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err := setVariable(context.Background(), &variable, "foo")
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assert.ErrorContains(t, err, "no value assigned to required variable foo. Assignment can be done through the \"--var\" flag or by setting the BUNDLE_VAR_foo environment variable")
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}
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func TestSetVariablesMutator(t *testing.T) {
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defaultValForA := "default-a"
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defaultValForB := "default-b"
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valForC := "assigned-val-c"
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b := &bundle.Bundle{
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Config: config.Root{
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Variables: map[string]*variable.Variable{
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"a": {
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Description: "resolved to default value",
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Default: &defaultValForA,
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},
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"b": {
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Description: "resolved from environment vairables",
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Default: &defaultValForB,
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},
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"c": {
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Description: "has already been assigned a value",
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Value: &valForC,
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},
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},
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},
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}
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t.Setenv("BUNDLE_VAR_b", "env-var-b")
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err := SetVariables().Apply(context.Background(), b)
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require.NoError(t, err)
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assert.Equal(t, "default-a", *b.Config.Variables["a"].Value)
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assert.Equal(t, "env-var-b", *b.Config.Variables["b"].Value)
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assert.Equal(t, "assigned-val-c", *b.Config.Variables["c"].Value)
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}
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