82 lines
2.1 KiB
Go
82 lines
2.1 KiB
Go
package templates
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import (
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"os"
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"testing"
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"github.com/jinzhu/copier"
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"golang.org/x/exp/slices"
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"gopkg.in/yaml.v3"
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)
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// renderTest renders and instantiates plus yaml-parses the template per usage
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func renderTest(t *testing.T, tmpl Template, values map[string]interface{}, cb func(values map[string]interface{})) {
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t.Run(tmpl.Template, func(t *testing.T) {
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t.Parallel()
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_, values, err := tmpl.RenderResult(TemplateRenderModeUnitTest, values)
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if err != nil {
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t.Log(tmpl.Render)
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t.Error(err)
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}
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// instantiate all usage variants
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for _, u := range tmpl.Usages() {
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t.Run(u, func(t *testing.T) {
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// t.Parallel()
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// create a copy of the map for parallel execution
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usageValues := make(map[string]interface{}, len(values)+1)
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if err := copier.Copy(&usageValues, values); err != nil {
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panic(err)
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}
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usageValues[ParamUsage] = u
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b, _, err := tmpl.RenderResult(TemplateRenderModeInstance, usageValues)
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if err != nil {
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t.Errorf("usage: %s, result: %v", u, err)
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}
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var instance interface{}
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if err := yaml.Unmarshal(b, &instance); err != nil {
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t.Errorf("usage: %s, yaml: %v", u, err)
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}
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// actually run the instance if not on CI
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if os.Getenv("CI") == "" {
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cb(usageValues)
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}
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})
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}
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})
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}
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func TestClass(t *testing.T, class Class, instantiate func(t *testing.T, values map[string]interface{})) {
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for _, tmpl := range ByClass(class) {
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tmpl := tmpl
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t.Run(tmpl.Template, func(t *testing.T) {
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// set default values for all params
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values := tmpl.Defaults(TemplateRenderModeUnitTest)
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// set the template value which is needed for rendering
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values["template"] = tmpl.Template
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// set modbus default test values
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if values[ParamModbus] != nil {
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modbusChoices := tmpl.ModbusChoices()
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// we only test one modbus setup
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if slices.Contains(modbusChoices, ModbusChoiceTCPIP) {
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values[ModbusKeyTCPIP] = true
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} else {
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values[ModbusKeyRS485TCPIP] = true
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}
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tmpl.ModbusValues(TemplateRenderModeInstance, values)
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}
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renderTest(t, tmpl, values, func(values map[string]interface{}) {
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instantiate(t, values)
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})
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})
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}
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}
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