55 lines
1.4 KiB
Go
55 lines
1.4 KiB
Go
// Copyright 2016-2018, Pulumi Corporation. All rights reserved.
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package diag
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import (
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"io"
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"io/ioutil"
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"testing"
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"github.com/stretchr/testify/assert"
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"github.com/pulumi/pulumi/pkg/diag/colors"
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)
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func discardSink() Sink {
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// Create a new default sink with /dev/null writers to avoid spamming the test log.
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return newDefaultSink(FormatOptions{Color: colors.Never}, map[Severity]io.Writer{
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Debug: ioutil.Discard,
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Info: ioutil.Discard,
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Infoerr: ioutil.Discard,
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Error: ioutil.Discard,
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Warning: ioutil.Discard,
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})
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}
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func TestCounts(t *testing.T) {
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t.Parallel()
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sink := discardSink()
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const numEach = 10
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for i := 0; i < numEach; i++ {
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sink.Warningf(&Diag{Message: "A test of the emergency warning system: %v."}, i)
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}
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for i := 0; i < numEach; i++ {
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sink.Errorf(&Diag{Message: "A test of the emergency error system: %v."}, i)
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}
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}
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// TestEscape ensures that arguments containing format-like characters aren't interpreted as such.
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func TestEscape(t *testing.T) {
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t.Parallel()
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sink := discardSink()
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// Passing % chars in the argument should not yield %!(MISSING)s.
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p, s := sink.Stringify(Error, Message("", "%s"), "lots of %v %s %d chars")
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assert.Equal(t, "error: lots of %v %s %d chars\n", p+s)
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// Passing % chars in the format string, on the other hand, should.
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pmiss, smiss := sink.Stringify(Error, Message("", "lots of %v %s %d chars"))
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assert.Equal(t, "error: lots of %!v(MISSING) %!s(MISSING) %!d(MISSING) chars\n", pmiss+smiss)
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}
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