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// +build gc
package integration_test
import (
"io/ioutil"
"os/exec"
"regexp"
"fmt"
. "github.com/onsi/ginkgo"
. "github.com/onsi/gomega"
"github.com/onsi/gomega/gbytes"
"github.com/onsi/gomega/gexec"
)
var _ = Describe("Coverage Specs", func() {
Context("when it runs coverage analysis in series and in parallel", func() {
AfterEach(func() {
removeSuccessfully("./_fixtures/coverage_fixture/coverage_fixture.coverprofile")
})
XIt("works", func() {
session := startGinkgo("./_fixtures/coverage_fixture", "-cover")
Eventually(session).Should(gexec.Exit(0))
Ω(session.Out).Should(gbytes.Say(("coverage: 80.0% of statements")))
coverFile := "./_fixtures/coverage_fixture/coverage_fixture.coverprofile"
serialCoverProfileOutput, err := exec.Command("go", "tool", "cover", fmt.Sprintf("-func=%s", coverFile)).CombinedOutput()
Ω(err).ShouldNot(HaveOccurred())
removeSuccessfully(coverFile)
Eventually(startGinkgo("./_fixtures/coverage_fixture", "-cover", "-nodes=4")).Should(gexec.Exit(0))
parallelCoverProfileOutput, err := exec.Command("go", "tool", "cover", fmt.Sprintf("-func=%s", coverFile)).CombinedOutput()
Ω(err).ShouldNot(HaveOccurred())
Ω(parallelCoverProfileOutput).Should(Equal(serialCoverProfileOutput))
By("handling external packages", func() {
session = startGinkgo("./_fixtures/coverage_fixture", "-coverpkg=github.com/onsi/ginkgo/integration/_fixtures/coverage_fixture,github.com/onsi/ginkgo/integration/_fixtures/coverage_fixture/external_coverage_fixture")
Eventually(session).Should(gexec.Exit(0))
Ω(session.Out).Should(gbytes.Say("coverage: 71.4% of statements in github.com/onsi/ginkgo/integration/_fixtures/coverage_fixture, github.com/onsi/ginkgo/integration/_fixtures/coverage_fixture/external_coverage_fixture"))
serialCoverProfileOutput, err = exec.Command("go", "tool", "cover", fmt.Sprintf("-func=%s", coverFile)).CombinedOutput()
Ω(err).ShouldNot(HaveOccurred())
removeSuccessfully("./_fixtures/coverage_fixture/coverage_fixture.coverprofile")
Eventually(startGinkgo("./_fixtures/coverage_fixture", "-coverpkg=github.com/onsi/ginkgo/integration/_fixtures/coverage_fixture,github.com/onsi/ginkgo/integration/_fixtures/coverage_fixture/external_coverage_fixture", "-nodes=4")).Should(gexec.Exit(0))
parallelCoverProfileOutput, err = exec.Command("go", "tool", "cover", fmt.Sprintf("-func=%s", coverFile)).CombinedOutput()
Ω(err).ShouldNot(HaveOccurred())
Ω(parallelCoverProfileOutput).Should(Equal(serialCoverProfileOutput))
})
})
})
Context("when a custom profile name is specified", func() {
AfterEach(func() {
removeSuccessfully("./_fixtures/coverage_fixture/coverage.txt")
})
It("generates cover profiles with the specified name", func() {
session := startGinkgo("./_fixtures/coverage_fixture", "-cover", "-coverprofile=coverage.txt")
Eventually(session).Should(gexec.Exit(0))
Ω("./_fixtures/coverage_fixture/coverage.txt").Should(BeARegularFile())
})
})
Context("when run in recursive mode", func() {
AfterEach(func() {
removeSuccessfully("./_fixtures/combined_coverage_fixture/coverage-recursive.txt")
removeSuccessfully("./_fixtures/combined_coverage_fixture/first_package/coverage-recursive.txt")
removeSuccessfully("./_fixtures/combined_coverage_fixture/second_package/coverage-recursive.txt")
})
It("generates a coverage file per package", func() {
session := startGinkgo("./_fixtures/combined_coverage_fixture", "-r", "-cover", "-coverprofile=coverage-recursive.txt")
Eventually(session).Should(gexec.Exit(0))
Ω("./_fixtures/combined_coverage_fixture/first_package/coverage-recursive.txt").Should(BeARegularFile())
Ω("./_fixtures/combined_coverage_fixture/second_package/coverage-recursive.txt").Should(BeARegularFile())
})
})
Context("when run in parallel mode", func() {
AfterEach(func() {
removeSuccessfully("./_fixtures/coverage_fixture/coverage-parallel.txt")
})
It("works", func() {
session := startGinkgo("./_fixtures/coverage_fixture", "-p", "-cover", "-coverprofile=coverage-parallel.txt")
Eventually(session).Should(gexec.Exit(0))
Ω("./_fixtures/coverage_fixture/coverage-parallel.txt").Should(BeARegularFile())
})
})
Context("when run in recursive mode specifying a coverprofile", func() {
AfterEach(func() {
removeSuccessfully("./_fixtures/combined_coverage_fixture/coverprofile-recursive.txt")
removeSuccessfully("./_fixtures/combined_coverage_fixture/first_package/coverprofile-recursive.txt")
removeSuccessfully("./_fixtures/combined_coverage_fixture/second_package/coverprofile-recursive.txt")
})
It("combines the coverages", func() {
session := startGinkgo("./_fixtures/combined_coverage_fixture", "-outputdir=./", "-r", "-cover", "-coverprofile=coverprofile-recursive.txt")
Eventually(session).Should(gexec.Exit(0))
By("generating a combined coverage file", func() {
Ω("./_fixtures/combined_coverage_fixture/coverprofile-recursive.txt").Should(BeARegularFile())
})
By("and strips multiple mode specifier", func() {
re := regexp.MustCompile(`mode: atomic`)
bytes, err := ioutil.ReadFile("./_fixtures/combined_coverage_fixture/coverprofile-recursive.txt")
Ω(err).Should(BeNil())
matches := re.FindAllIndex(bytes, -1)
Ω(len(matches)).Should(Equal(1))
})
By("also generating the single package coverage files", func() {
Ω("./_fixtures/combined_coverage_fixture/first_package/coverprofile-recursive.txt").Should(BeARegularFile())
Ω("./_fixtures/combined_coverage_fixture/second_package/coverprofile-recursive.txt").Should(BeARegularFile())
})
})
})
It("Fails with an error if output dir and coverprofile were set, but the output dir did not exist", func() {
session := startGinkgo("./_fixtures/combined_coverage_fixture", "-outputdir=./all/profiles/here", "-r", "-cover", "-coverprofile=coverage.txt")
Eventually(session).Should(gexec.Exit(1))
output := session.Out.Contents()
Ω(string(output)).Should(ContainSubstring("Unable to create combined profile, outputdir does not exist: ./all/profiles/here"))
})
Context("when only output dir was set", func() {
AfterEach(func() {
removeSuccessfully("./_fixtures/combined_coverage_fixture/first_package.coverprofile")
removeSuccessfully("./_fixtures/combined_coverage_fixture/first_package/coverage.txt")
removeSuccessfully("./_fixtures/combined_coverage_fixture/second_package.coverprofile")
removeSuccessfully("./_fixtures/combined_coverage_fixture/second_package/coverage.txt")
})
It("moves coverages", func() {
session := startGinkgo("./_fixtures/combined_coverage_fixture", "-outputdir=./", "-r", "-cover")
Eventually(session).Should(gexec.Exit(0))
Ω("./_fixtures/combined_coverage_fixture/first_package.coverprofile").Should(BeARegularFile())
Ω("./_fixtures/combined_coverage_fixture/second_package.coverprofile").Should(BeARegularFile())
})
})
})
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