68 lines
1.4 KiB
Go
68 lines
1.4 KiB
Go
package verbose_test
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import (
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"os"
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"os/exec"
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"strconv"
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"strings"
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"testing"
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"git.ophivana.moe/cat/fortify/internal/verbose"
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)
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const (
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testVerbose = "GO_TEST_VERBOSE"
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wantStdout = "fortify: println\nfortify: printf"
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)
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func TestPrinter(t *testing.T) {
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switch os.Getenv(testVerbose) {
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case "0":
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verbose.Set(false)
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case "1":
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verbose.Set(true)
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default:
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return
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}
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verbose.Println("println")
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verbose.Printf("%s", "printf")
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}
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func TestPrintf_Println(t *testing.T) {
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testPrintfPrintln(t, false)
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testPrintfPrintln(t, true)
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// make -cover happy
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stdout := os.Stdout
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t.Cleanup(func() {
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os.Stdout = stdout
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})
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os.Stdout = nil
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verbose.Set(true)
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verbose.Printf("")
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verbose.Println()
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}
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func testPrintfPrintln(t *testing.T, v bool) {
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t.Run("start verbose printer with verbose "+strconv.FormatBool(v), func(t *testing.T) {
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stdout, stderr := new(strings.Builder), new(strings.Builder)
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stdout.Grow(len(wantStdout))
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cmd := exec.Command(os.Args[0], "-test.run=TestPrinter")
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cmd.Stdout, cmd.Stderr = stdout, stderr
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if v {
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cmd.Env = append(cmd.Env, testVerbose+"=1")
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} else {
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cmd.Env = append(cmd.Env, testVerbose+"=0")
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}
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if err := cmd.Run(); err != nil {
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panic("cannot run printer process: " + err.Error() + " stderr: " + stderr.String())
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}
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if got := stdout.String(); strings.Contains(got, wantStdout) != v {
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t.Errorf("Print: got %v; want %t",
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got, v)
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}
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})
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}
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