Files
weave-scope/render/detailed/links_test.go
Roland Schilter c1562ef28f Revert "Revert "Avoid global by passing metricsGraphURL down""
This reverts commit 4e738016969d66bc7b1951f1d63f865f76a20bb8.
2017-08-14 17:38:57 +01:00

93 lines
3.2 KiB
Go

package detailed_test
import (
"strings"
"testing"
"github.com/weaveworks/scope/probe/docker"
"github.com/weaveworks/scope/render/detailed"
"github.com/weaveworks/scope/report"
"github.com/stretchr/testify/assert"
)
const (
sampleMetricsGraphURL = "/prom/:orgID/notebook/new"
)
var (
sampleUnknownNode = report.MakeNode("???").WithTopology("foo")
samplePodNode = report.MakeNode("noo").WithTopology(report.Pod)
sampleMetrics = []report.MetricRow{
{ID: docker.MemoryUsage},
{ID: docker.CPUTotalUsage},
}
)
func TestRenderMetricURLs_Disabled(t *testing.T) {
s := detailed.NodeSummary{Label: "foo", Metrics: sampleMetrics}
result := detailed.RenderMetricURLs(s, samplePodNode, "")
assert.Empty(t, result.Metrics[0].URL)
assert.Empty(t, result.Metrics[1].URL)
}
func TestRenderMetricURLs_UnknownTopology(t *testing.T) {
s := detailed.NodeSummary{Label: "foo", Metrics: sampleMetrics}
result := detailed.RenderMetricURLs(s, sampleUnknownNode, sampleMetricsGraphURL)
assert.Empty(t, result.Metrics[0].URL)
assert.Empty(t, result.Metrics[1].URL)
}
func TestRenderMetricURLs(t *testing.T) {
s := detailed.NodeSummary{Label: "foo", Metrics: sampleMetrics}
result := detailed.RenderMetricURLs(s, samplePodNode, sampleMetricsGraphURL)
assert.Equal(t, 0, strings.Index(result.Metrics[0].URL, sampleMetricsGraphURL))
assert.Contains(t, result.Metrics[0].URL, "container_memory_usage_bytes%7Bpod_name%3D%5C%22foo%5C%22%7D")
assert.Equal(t, 0, strings.Index(result.Metrics[1].URL, sampleMetricsGraphURL))
assert.Contains(t, result.Metrics[1].URL, "container_cpu_usage_seconds_total%7Bpod_name%3D%5C%22foo%5C%22%7D")
}
func TestRenderMetricURLs_EmptyMetrics(t *testing.T) {
result := detailed.RenderMetricURLs(detailed.NodeSummary{}, samplePodNode, sampleMetricsGraphURL)
m := result.Metrics[0]
assert.Equal(t, docker.CPUTotalUsage, m.ID)
assert.Equal(t, "CPU", m.Label)
assert.NotEmpty(t, m.URL)
assert.True(t, m.ValueEmpty)
assert.Equal(t, float64(1), m.Priority)
m = result.Metrics[1]
assert.NotEmpty(t, m.URL)
assert.True(t, m.ValueEmpty)
assert.Equal(t, float64(2), m.Priority)
}
func TestRenderMetricURLs_CombinedEmptyMetrics(t *testing.T) {
s := detailed.NodeSummary{
Label: "foo",
Metrics: []report.MetricRow{{ID: docker.MemoryUsage, Priority: 1}},
}
result := detailed.RenderMetricURLs(s, samplePodNode, sampleMetricsGraphURL)
assert.NotEmpty(t, result.Metrics[0].URL)
assert.False(t, result.Metrics[0].ValueEmpty)
assert.NotEmpty(t, result.Metrics[1].URL)
assert.True(t, result.Metrics[1].ValueEmpty)
assert.Equal(t, float64(2), result.Metrics[1].Priority) // first empty metric starts at non-empty prio + 1
}
func TestRenderMetricURLs_QueryReplacement(t *testing.T) {
s := detailed.NodeSummary{Label: "foo", Metrics: sampleMetrics}
result := detailed.RenderMetricURLs(s, samplePodNode, "http://example.test/?q=:query")
assert.Contains(t, result.Metrics[0].URL, "http://example.test/?q=")
assert.Contains(t, result.Metrics[0].URL, "container_memory_usage_bytes%7Bpod_name%3D%22foo%22%7D")
assert.Contains(t, result.Metrics[1].URL, "http://example.test/?q=")
assert.Contains(t, result.Metrics[1].URL, "container_cpu_usage_seconds_total%7Bpod_name%3D%22foo%22%7D")
}