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package otelroundtripper |
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import ( |
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"go.opentelemetry.io/otel/metric/noop" |
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"net/http" |
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"testing" |
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"go.opentelemetry.io/otel/attribute" |
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semconv "go.opentelemetry.io/otel/semconv/v1.18.0" |
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"github.com/stretchr/testify/assert" |
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) |
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func TestWithParent(t *testing.T) { |
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t.Run("parent is not set when the parent is nil", func(t *testing.T) { |
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// Setup |
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t.Parallel() |
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// Arrange |
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cfg := defaultConfig() |
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// Act |
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WithParent(nil).apply(cfg) |
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// Assert |
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assert.NotNil(t, cfg.parent) |
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}) |
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t.Run("parent is set when the parent is not nil", func(t *testing.T) { |
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// Setup |
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t.Parallel() |
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// Arrange |
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cfg := defaultConfig() |
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parent := &http.Transport{} |
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// Act |
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WithParent(parent).apply(cfg) |
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// Assert |
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assert.NotNil(t, cfg.parent) |
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assert.Equal(t, parent, cfg.parent) |
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}) |
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} |
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func TestWithName(t *testing.T) { |
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t.Run("name is not set when the parent is an empty string", func(t *testing.T) { |
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// Setup |
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t.Parallel() |
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// Arrange |
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cfg := defaultConfig() |
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// Act |
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WithName(" ").apply(cfg) |
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// Assert |
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assert.Equal(t, "http.client", cfg.name) |
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}) |
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t.Run("name is set when the name is not an empty string", func(t *testing.T) { |
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// Setup |
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t.Parallel() |
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// Arrange |
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cfg := defaultConfig() |
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name := " name " |
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// Act |
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WithName(name).apply(cfg) |
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// Assert |
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assert.Equal(t, "name", cfg.name) |
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}) |
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} |
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func TestWithMeter(t *testing.T) { |
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t.Run("meter is set successfully", func(t *testing.T) { |
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// Setup |
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t.Parallel() |
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// Arrange |
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cfg := defaultConfig() |
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meter := noop.NewMeterProvider().Meter("http.client") |
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// Act |
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WithMeter(meter).apply(cfg) |
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// Assert |
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assert.Equal(t, meter, cfg.meter) |
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}) |
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} |
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func TestWithAttributes(t *testing.T) { |
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t.Run("attributes are successfully", func(t *testing.T) { |
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// Setup |
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t.Parallel() |
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// Arrange |
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cfg := defaultConfig() |
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attributes := []attribute.KeyValue{ |
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semconv.ServiceNamespaceKey.String("namespace"), |
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semconv.ServiceInstanceIDKey.Int(1), |
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} |
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// Act |
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WithAttributes(attributes...).apply(cfg) |
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// Assert |
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assert.Equal(t, attributes, cfg.attributes) |
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}) |
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} |
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