77 lines
1.8 KiB
Go
77 lines
1.8 KiB
Go
// These are specialized integration tests. We only build them when we're doing
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// a lot of additional work to keep the external docker environment they require
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// working.
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// +build integration
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package main
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import (
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"os"
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"testing"
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. "gopkg.in/check.v1"
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"github.com/prometheus/client_golang/prometheus"
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"database/sql"
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_ "github.com/lib/pq"
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"fmt"
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)
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// Hook up gocheck into the "go test" runner.
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func Test(t *testing.T) { TestingT(t) }
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type IntegrationSuite struct{
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e *Exporter
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}
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var _ = Suite(&IntegrationSuite{})
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func (s *IntegrationSuite) SetUpSuite(c *C) {
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dsn := os.Getenv("DATA_SOURCE_NAME")
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c.Assert(dsn, Not(Equals), "")
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exporter := NewExporter(dsn)
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c.Assert(exporter, NotNil)
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// Assign the exporter to the suite
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s.e = exporter
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prometheus.MustRegister(exporter)
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}
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// TODO: it would be nice if this didn't mostly just recreate the scrape function
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func (s *IntegrationSuite) TestAllNamespacesReturnResults(c *C) {
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// Setup a dummy channel to consume metrics
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ch := make(chan prometheus.Metric, 100)
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go func() {
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for _ = range ch {}
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}()
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// Open a database connection
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db, err := sql.Open("postgres", s.e.dsn)
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c.Assert(db, NotNil)
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c.Assert(err, IsNil)
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defer db.Close()
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// Do a version update
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err = s.e.checkMapVersions(ch, db)
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c.Assert(err, IsNil)
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// Check the show variables work
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nonFatalErrors := queryShowVariables(ch, db, s.e.variableMap)
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if !c.Check(len(nonFatalErrors), Equals, 0) {
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fmt.Println("## NONFATAL ERRORS FOUND")
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for _, err := range nonFatalErrors {
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fmt.Println(err)
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}
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}
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// This should never happen in our test cases.
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errMap := queryNamespaceMappings(ch, db, s.e.metricMap, s.e.queryOverrides)
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if !c.Check(len(errMap), Equals, 0) {
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fmt.Println("## NAMESPACE ERRORS FOUND")
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for namespace, err := range errMap {
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fmt.Println(namespace, ":", err)
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}
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}
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} |