Function TestNewParser

model/textparse/interface_test.go:33–180

(t *testing.T)

)

func TestNewParser(t *testing.T) {
	t.Parallel()

	requireNilParser := func(t *testing.T, p Parser) {
		require.Nil(t, p)
	}

	requirePromParser := func(t *testing.T, p Parser) {
		require.NotNil(t, p)
		_, ok := p.(*PromParser)
		require.True(t, ok)
	}

	requireOpenMetricsParser := func(t *testing.T, p Parser) {
		require.NotNil(t, p)
		_, ok := p.(*OpenMetricsParser)
		require.True(t, ok)
	}

	requireProtobufParser := func(t *testing.T, p Parser) {
		require.NotNil(t, p)
		_, ok := p.(*ProtobufParser)
		require.True(t, ok)
	}

	for name, tt := range map[string]*struct {
		contentType            string
		fallbackScrapeProtocol config.ScrapeProtocol
		validateParser         func(*testing.T, Parser)
		err                    string
	}{
		"empty-string": {
			validateParser: requireNilParser,
			err:            "non-compliant scrape target sending blank Content-Type and no fallback_scrape_protocol specified for target",
		},
		"empty-string-fallback-text-plain": {
			validateParser:         requirePromParser,
			fallbackScrapeProtocol: config.PrometheusText0_0_4,
			err:                    "non-compliant scrape target sending blank Content-Type, using fallback_scrape_protocol \"text/plain\"",
		},
		"invalid-content-type-1": {
			contentType:    "invalid/",
			validateParser: requireNilParser,
			err:            "expected token after slash",
		},
		"invalid-content-type-1-fallback-text-plain": {
			contentType:            "invalid/",
			validateParser:         requirePromParser,
			fallbackScrapeProtocol: config.PrometheusText0_0_4,
			err:                    "expected token after slash",
		},
		"invalid-content-type-1-fallback-openmetrics": {
			contentType:            "invalid/",
			validateParser:         requireOpenMetricsParser,
			fallbackScrapeProtocol: config.OpenMetricsText0_0_1,
			err:                    "expected token after slash",
		},
		"invalid-content-type-1-fallback-protobuf": {