mirror of https://github.com/knative/func.git
143 lines
3.0 KiB
Go
143 lines
3.0 KiB
Go
package cmd
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import (
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"testing"
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fn "knative.dev/kn-plugin-func"
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. "knative.dev/kn-plugin-func/testing"
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)
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// TestTemplates_Default ensures that the default behavior is listing all
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// templates for all language runtimes.
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func TestTemplates_Default(t *testing.T) {
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defer WithEnvVar(t, "XDG_CONFIG_HOME", t.TempDir())() // ignore user-added
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buf := piped(t) // gather output
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cmd := NewTemplatesCmd(NewClientFactory(func() *fn.Client {
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return fn.New()
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}))
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if err := cmd.Execute(); err != nil {
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t.Fatal(err)
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}
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expected := `LANGUAGE TEMPLATE
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go cloudevents
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go http
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node cloudevents
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node http
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python cloudevents
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python http
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quarkus cloudevents
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quarkus http
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rust cloudevents
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rust http
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springboot cloudevents
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springboot http
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typescript cloudevents
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typescript http`
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output := buf()
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if output != expected {
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t.Fatalf("expected:\n'%v'\n\ngot:\n'%v'\n", expected, output)
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}
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}
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// TestTemplates_JSON ensures that listing templates respects the --json
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// output format.
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func TestTemplates_JSON(t *testing.T) {
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defer WithEnvVar(t, "XDG_CONFIG_HOME", t.TempDir())() // ignore user-added
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buf := piped(t) // gather output
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cmd := NewTemplatesCmd(NewClientFactory(func() *fn.Client {
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return fn.New()
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}))
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cmd.SetArgs([]string{"--json"})
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if err := cmd.Execute(); err != nil {
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t.Fatal(err)
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}
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expected := `{
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"go": [
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"cloudevents",
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"http"
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],
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"node": [
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"cloudevents",
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"http"
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],
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"python": [
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"cloudevents",
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"http"
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],
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"quarkus": [
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"cloudevents",
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"http"
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],
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"rust": [
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"cloudevents",
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"http"
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],
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"springboot": [
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"cloudevents",
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"http"
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],
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"typescript": [
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"cloudevents",
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"http"
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]
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}`
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output := buf()
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for i, c := range expected {
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if len(output) <= i {
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t.Fatalf("output missing character(s) '%v', '%s' and later\n", i, string(c))
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}
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if rune(output[i]) != c {
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t.Fatalf("Character at index %v expected '%s', got '%s'\n", i, string(c), string(output[i]))
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}
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}
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if output != expected {
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t.Fatalf("expected:\n%v\ngot:\n%v\n", expected, output)
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}
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}
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// TestTemplates_ByLanguage ensures that the output is correctly filtered
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// by language runtime when provided.
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func TestTemplates_ByLanguage(t *testing.T) {
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defer WithEnvVar(t, "XDG_CONFIG_HOME", t.TempDir())() // ignore user-added
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cmd := NewTemplatesCmd(NewClientFactory(func() *fn.Client {
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return fn.New()
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}))
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// Test plain text
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buf := piped(t)
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cmd.SetArgs([]string{"go"})
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if err := cmd.Execute(); err != nil {
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t.Fatal(err)
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}
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expected := `cloudevents
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http`
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output := buf()
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if output != expected {
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t.Fatalf("expected plain text:\n'%v'\ngot:\n'%v'\n", expected, output)
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}
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// Test JSON output
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buf = piped(t)
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cmd.SetArgs([]string{"go", "--json"})
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if err := cmd.Execute(); err != nil {
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t.Fatal(err)
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}
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expected = `[
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"cloudevents",
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"http"
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]`
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output = buf()
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if output != expected {
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t.Fatalf("expected JSON:\n'%v'\ngot:\n'%v'\n", expected, output)
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}
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}
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