act/pkg/runner/run_context_test.go

573 lines
16 KiB
Go

package runner
import (
"context"
"fmt"
"os"
"regexp"
"runtime"
"sort"
"strings"
"testing"
"github.com/nektos/act/pkg/model"
log "github.com/sirupsen/logrus"
assert "github.com/stretchr/testify/assert"
yaml "gopkg.in/yaml.v3"
)
func TestRunContext_EvalBool(t *testing.T) {
var yml yaml.Node
err := yml.Encode(map[string][]interface{}{
"os": {"Linux", "Windows"},
"foo": {"bar", "baz"},
})
assert.NoError(t, err)
rc := &RunContext{
Config: &Config{
Workdir: ".",
},
Env: map[string]string{
"SOMETHING_TRUE": "true",
"SOMETHING_FALSE": "false",
"SOME_TEXT": "text",
},
Run: &model.Run{
JobID: "job1",
Workflow: &model.Workflow{
Name: "test-workflow",
Jobs: map[string]*model.Job{
"job1": {
Strategy: &model.Strategy{
RawMatrix: yml,
},
},
},
},
},
Matrix: map[string]interface{}{
"os": "Linux",
"foo": "bar",
},
StepResults: map[string]*model.StepResult{
"id1": {
Conclusion: model.StepStatusSuccess,
Outcome: model.StepStatusFailure,
Outputs: map[string]string{
"foo": "bar",
},
},
},
}
rc.ExprEval = rc.NewExpressionEvaluator()
tables := []struct {
in string
out bool
wantErr bool
}{
// The basic ones
{in: "failure()", out: false},
{in: "success()", out: true},
{in: "cancelled()", out: false},
{in: "always()", out: true},
// TODO: move to sc.NewExpressionEvaluator(), because "steps" context is not available here
// {in: "steps.id1.conclusion == 'success'", out: true},
// {in: "steps.id1.conclusion != 'success'", out: false},
// {in: "steps.id1.outcome == 'failure'", out: true},
// {in: "steps.id1.outcome != 'failure'", out: false},
{in: "true", out: true},
{in: "false", out: false},
// TODO: This does not throw an error, because the evaluator does not know if the expression is inside ${{ }} or not
// {in: "!true", wantErr: true},
// {in: "!false", wantErr: true},
{in: "1 != 0", out: true},
{in: "1 != 1", out: false},
{in: "${{ 1 != 0 }}", out: true},
{in: "${{ 1 != 1 }}", out: false},
{in: "1 == 0", out: false},
{in: "1 == 1", out: true},
{in: "1 > 2", out: false},
{in: "1 < 2", out: true},
// And or
{in: "true && false", out: false},
{in: "true && 1 < 2", out: true},
{in: "false || 1 < 2", out: true},
{in: "false || false", out: false},
// None boolable
{in: "env.UNKNOWN == 'true'", out: false},
{in: "env.UNKNOWN", out: false},
// Inline expressions
{in: "env.SOME_TEXT", out: true},
{in: "env.SOME_TEXT == 'text'", out: true},
{in: "env.SOMETHING_TRUE == 'true'", out: true},
{in: "env.SOMETHING_FALSE == 'true'", out: false},
{in: "env.SOMETHING_TRUE", out: true},
{in: "env.SOMETHING_FALSE", out: true},
// TODO: This does not throw an error, because the evaluator does not know if the expression is inside ${{ }} or not
// {in: "!env.SOMETHING_TRUE", wantErr: true},
// {in: "!env.SOMETHING_FALSE", wantErr: true},
{in: "${{ !env.SOMETHING_TRUE }}", out: false},
{in: "${{ !env.SOMETHING_FALSE }}", out: false},
{in: "${{ ! env.SOMETHING_TRUE }}", out: false},
{in: "${{ ! env.SOMETHING_FALSE }}", out: false},
{in: "${{ env.SOMETHING_TRUE }}", out: true},
{in: "${{ env.SOMETHING_FALSE }}", out: true},
{in: "${{ !env.SOMETHING_TRUE }}", out: false},
{in: "${{ !env.SOMETHING_FALSE }}", out: false},
{in: "${{ !env.SOMETHING_TRUE && true }}", out: false},
{in: "${{ !env.SOMETHING_FALSE && true }}", out: false},
{in: "${{ !env.SOMETHING_TRUE || true }}", out: true},
{in: "${{ !env.SOMETHING_FALSE || false }}", out: false},
{in: "${{ env.SOMETHING_TRUE && true }}", out: true},
{in: "${{ env.SOMETHING_FALSE || true }}", out: true},
{in: "${{ env.SOMETHING_FALSE || false }}", out: true},
// TODO: This does not throw an error, because the evaluator does not know if the expression is inside ${{ }} or not
// {in: "!env.SOMETHING_TRUE || true", wantErr: true},
{in: "${{ env.SOMETHING_TRUE == 'true'}}", out: true},
{in: "${{ env.SOMETHING_FALSE == 'true'}}", out: false},
{in: "${{ env.SOMETHING_FALSE == 'false'}}", out: true},
{in: "${{ env.SOMETHING_FALSE }} && ${{ env.SOMETHING_TRUE }}", out: true},
// All together now
{in: "false || env.SOMETHING_TRUE == 'true'", out: true},
{in: "true || env.SOMETHING_FALSE == 'true'", out: true},
{in: "true && env.SOMETHING_TRUE == 'true'", out: true},
{in: "false && env.SOMETHING_TRUE == 'true'", out: false},
{in: "env.SOMETHING_FALSE == 'true' && env.SOMETHING_TRUE == 'true'", out: false},
{in: "env.SOMETHING_FALSE == 'true' && true", out: false},
{in: "${{ env.SOMETHING_FALSE == 'true' }} && true", out: true},
{in: "true && ${{ env.SOMETHING_FALSE == 'true' }}", out: true},
// Check github context
{in: "github.actor == 'nektos/act'", out: true},
{in: "github.actor == 'unknown'", out: false},
// The special ACT flag
{in: "${{ env.ACT }}", out: true},
{in: "${{ !env.ACT }}", out: false},
// Invalid expressions should be reported
{in: "INVALID_EXPRESSION", wantErr: true},
}
updateTestIfWorkflow(t, tables, rc)
for _, table := range tables {
table := table
t.Run(table.in, func(t *testing.T) {
assertObject := assert.New(t)
b, err := EvalBool(rc.ExprEval, table.in)
if table.wantErr {
assertObject.Error(err)
}
assertObject.Equal(table.out, b, fmt.Sprintf("Expected %s to be %v, was %v", table.in, table.out, b))
})
}
}
func updateTestIfWorkflow(t *testing.T, tables []struct {
in string
out bool
wantErr bool
}, rc *RunContext) {
var envs string
keys := make([]string, 0, len(rc.Env))
for k := range rc.Env {
keys = append(keys, k)
}
sort.Strings(keys)
for _, k := range keys {
envs += fmt.Sprintf(" %s: %s\n", k, rc.Env[k])
}
// editorconfig-checker-disable
workflow := fmt.Sprintf(`
name: "Test what expressions result in true and false on GitHub"
on: push
env:
%s
jobs:
test-ifs-and-buts:
runs-on: ubuntu-latest
steps:
`, envs)
// editorconfig-checker-enable
for i, table := range tables {
if table.wantErr || strings.HasPrefix(table.in, "github.actor") {
continue
}
expressionPattern := regexp.MustCompile(`\${{\s*(.+?)\s*}}`)
expr := expressionPattern.ReplaceAllStringFunc(table.in, func(match string) string {
return fmt.Sprintf("€{{ %s }}", expressionPattern.ReplaceAllString(match, "$1"))
})
echo := fmt.Sprintf(`run: echo "%s should be false, but was evaluated to true;" exit 1;`, table.in)
name := fmt.Sprintf(`"❌ I should not run, expr: %s"`, expr)
if table.out {
echo = `run: echo OK`
name = fmt.Sprintf(`"✅ I should run, expr: %s"`, expr)
}
workflow += fmt.Sprintf("\n - name: %s\n id: step%d\n if: %s\n %s\n", name, i, table.in, echo)
if table.out {
workflow += fmt.Sprintf("\n - name: \"Double checking expr: %s\"\n if: steps.step%d.conclusion == 'skipped'\n run: echo \"%s should have been true, but wasn't\"\n", expr, i, table.in)
}
}
file, err := os.Create("../../.github/workflows/test-if.yml")
if err != nil {
t.Fatal(err)
}
_, err = file.WriteString(workflow)
if err != nil {
t.Fatal(err)
}
}
func TestRunContext_GetBindsAndMounts(t *testing.T) {
rctemplate := &RunContext{
Name: "TestRCName",
Run: &model.Run{
Workflow: &model.Workflow{
Name: "TestWorkflowName",
},
},
Config: &Config{
BindWorkdir: false,
},
}
tests := []struct {
windowsPath bool
name string
rc *RunContext
wantbind string
wantmount string
}{
{false, "/mnt/linux", rctemplate, "/mnt/linux", "/mnt/linux"},
{false, "/mnt/path with spaces/linux", rctemplate, "/mnt/path with spaces/linux", "/mnt/path with spaces/linux"},
{true, "C:\\Users\\TestPath\\MyTestPath", rctemplate, "/mnt/c/Users/TestPath/MyTestPath", "/mnt/c/Users/TestPath/MyTestPath"},
{true, "C:\\Users\\Test Path with Spaces\\MyTestPath", rctemplate, "/mnt/c/Users/Test Path with Spaces/MyTestPath", "/mnt/c/Users/Test Path with Spaces/MyTestPath"},
{true, "/LinuxPathOnWindowsShouldFail", rctemplate, "", ""},
}
isWindows := runtime.GOOS == "windows"
for _, testcase := range tests {
// pin for scopelint
testcase := testcase
for _, bindWorkDir := range []bool{true, false} {
// pin for scopelint
bindWorkDir := bindWorkDir
testBindSuffix := ""
if bindWorkDir {
testBindSuffix = "Bind"
}
// Only run windows path tests on windows and non-windows on non-windows
if (isWindows && testcase.windowsPath) || (!isWindows && !testcase.windowsPath) {
t.Run((testcase.name + testBindSuffix), func(t *testing.T) {
config := testcase.rc.Config
config.Workdir = testcase.name
config.BindWorkdir = bindWorkDir
gotbind, gotmount := rctemplate.GetBindsAndMounts()
// Name binds/mounts are either/or
if config.BindWorkdir {
fullBind := testcase.name + ":" + testcase.wantbind
if runtime.GOOS == "darwin" {
fullBind += ":delegated"
}
assert.Contains(t, gotbind, fullBind)
} else {
mountkey := testcase.rc.jobContainerName()
assert.EqualValues(t, testcase.wantmount, gotmount[mountkey])
}
})
}
}
}
t.Run("ContainerVolumeMountTest", func(t *testing.T) {
tests := []struct {
name string
volumes []string
wantbind string
wantmount map[string]string
}{
{"BindAnonymousVolume", []string{"/volume"}, "/volume", map[string]string{}},
{"BindHostFile", []string{"/path/to/file/on/host:/volume"}, "/path/to/file/on/host:/volume", map[string]string{}},
{"MountExistingVolume", []string{"volume-id:/volume"}, "", map[string]string{"volume-id": "/volume"}},
}
for _, testcase := range tests {
t.Run(testcase.name, func(t *testing.T) {
job := &model.Job{}
err := job.RawContainer.Encode(map[string][]string{
"volumes": testcase.volumes,
})
assert.NoError(t, err)
rc := rctemplate.Clone()
rc.Run.JobID = "job1"
rc.Run.Workflow.Jobs = map[string]*model.Job{"job1": job}
gotbind, gotmount := rc.GetBindsAndMounts()
if len(testcase.wantbind) > 0 {
assert.Contains(t, gotbind, testcase.wantbind)
}
for k, v := range testcase.wantmount {
assert.Contains(t, gotmount, k)
assert.Equal(t, gotmount[k], v)
}
})
}
})
}
func TestGetGitHubContext(t *testing.T) {
log.SetLevel(log.DebugLevel)
cwd, err := os.Getwd()
assert.Nil(t, err)
rc := &RunContext{
Config: &Config{
EventName: "push",
Workdir: cwd,
},
Run: &model.Run{
Workflow: &model.Workflow{
Name: "GitHubContextTest",
},
},
Name: "GitHubContextTest",
CurrentStep: "step",
Matrix: map[string]interface{}{},
Env: map[string]string{},
ExtraPath: []string{},
StepResults: map[string]*model.StepResult{},
OutputMappings: map[MappableOutput]MappableOutput{},
}
ghc := rc.getGithubContext()
log.Debugf("%v", ghc)
actor := "nektos/act"
if a := os.Getenv("ACT_ACTOR"); a != "" {
actor = a
}
repo := "nektos/act"
if r := os.Getenv("ACT_REPOSITORY"); r != "" {
repo = r
}
owner := "nektos"
if o := os.Getenv("ACT_OWNER"); o != "" {
owner = o
}
assert.Equal(t, ghc.RunID, "1")
assert.Equal(t, ghc.Workspace, rc.Config.containerPath(cwd))
assert.Equal(t, ghc.RunNumber, "1")
assert.Equal(t, ghc.RetentionDays, "0")
assert.Equal(t, ghc.Actor, actor)
assert.Equal(t, ghc.Repository, repo)
assert.Equal(t, ghc.RepositoryOwner, owner)
assert.Equal(t, ghc.RunnerPerflog, "/dev/null")
assert.Equal(t, ghc.EventPath, ActPath+"/workflow/event.json")
assert.Equal(t, ghc.Token, rc.Config.Secrets["GITHUB_TOKEN"])
}
func createIfTestRunContext(jobs map[string]*model.Job) *RunContext {
rc := &RunContext{
Config: &Config{
Workdir: ".",
Platforms: map[string]string{
"ubuntu-latest": "ubuntu-latest",
},
},
Env: map[string]string{},
Run: &model.Run{
JobID: "job1",
Workflow: &model.Workflow{
Name: "test-workflow",
Jobs: jobs,
},
},
}
rc.ExprEval = rc.NewExpressionEvaluator()
return rc
}
func createJob(t *testing.T, input string, result string) *model.Job {
var job *model.Job
err := yaml.Unmarshal([]byte(input), &job)
assert.NoError(t, err)
job.Result = result
return job
}
func TestRunContextIsEnabled(t *testing.T) {
log.SetLevel(log.DebugLevel)
assertObject := assert.New(t)
// success()
rc := createIfTestRunContext(map[string]*model.Job{
"job1": createJob(t, `runs-on: ubuntu-latest
if: success()`, ""),
})
assertObject.True(rc.isEnabled(context.Background()))
rc = createIfTestRunContext(map[string]*model.Job{
"job1": createJob(t, `runs-on: ubuntu-latest`, "failure"),
"job2": createJob(t, `runs-on: ubuntu-latest
needs: [job1]
if: success()`, ""),
})
rc.Run.JobID = "job2"
assertObject.False(rc.isEnabled(context.Background()))
rc = createIfTestRunContext(map[string]*model.Job{
"job1": createJob(t, `runs-on: ubuntu-latest`, "success"),
"job2": createJob(t, `runs-on: ubuntu-latest
needs: [job1]
if: success()`, ""),
})
rc.Run.JobID = "job2"
assertObject.True(rc.isEnabled(context.Background()))
rc = createIfTestRunContext(map[string]*model.Job{
"job1": createJob(t, `runs-on: ubuntu-latest`, "failure"),
"job2": createJob(t, `runs-on: ubuntu-latest
if: success()`, ""),
})
rc.Run.JobID = "job2"
assertObject.True(rc.isEnabled(context.Background()))
// failure()
rc = createIfTestRunContext(map[string]*model.Job{
"job1": createJob(t, `runs-on: ubuntu-latest
if: failure()`, ""),
})
assertObject.False(rc.isEnabled(context.Background()))
rc = createIfTestRunContext(map[string]*model.Job{
"job1": createJob(t, `runs-on: ubuntu-latest`, "failure"),
"job2": createJob(t, `runs-on: ubuntu-latest
needs: [job1]
if: failure()`, ""),
})
rc.Run.JobID = "job2"
assertObject.True(rc.isEnabled(context.Background()))
rc = createIfTestRunContext(map[string]*model.Job{
"job1": createJob(t, `runs-on: ubuntu-latest`, "success"),
"job2": createJob(t, `runs-on: ubuntu-latest
needs: [job1]
if: failure()`, ""),
})
rc.Run.JobID = "job2"
assertObject.False(rc.isEnabled(context.Background()))
rc = createIfTestRunContext(map[string]*model.Job{
"job1": createJob(t, `runs-on: ubuntu-latest`, "failure"),
"job2": createJob(t, `runs-on: ubuntu-latest
if: failure()`, ""),
})
rc.Run.JobID = "job2"
assertObject.False(rc.isEnabled(context.Background()))
// always()
rc = createIfTestRunContext(map[string]*model.Job{
"job1": createJob(t, `runs-on: ubuntu-latest
if: always()`, ""),
})
assertObject.True(rc.isEnabled(context.Background()))
rc = createIfTestRunContext(map[string]*model.Job{
"job1": createJob(t, `runs-on: ubuntu-latest`, "failure"),
"job2": createJob(t, `runs-on: ubuntu-latest
needs: [job1]
if: always()`, ""),
})
rc.Run.JobID = "job2"
assertObject.True(rc.isEnabled(context.Background()))
rc = createIfTestRunContext(map[string]*model.Job{
"job1": createJob(t, `runs-on: ubuntu-latest`, "success"),
"job2": createJob(t, `runs-on: ubuntu-latest
needs: [job1]
if: always()`, ""),
})
rc.Run.JobID = "job2"
assertObject.True(rc.isEnabled(context.Background()))
rc = createIfTestRunContext(map[string]*model.Job{
"job1": createJob(t, `runs-on: ubuntu-latest`, "success"),
"job2": createJob(t, `runs-on: ubuntu-latest
if: always()`, ""),
})
rc.Run.JobID = "job2"
assertObject.True(rc.isEnabled(context.Background()))
}
func TestRunContextGetEnv(t *testing.T) {
tests := []struct {
description string
rc *RunContext
targetEnv string
want string
}{
{
description: "Env from Config should overwrite",
rc: &RunContext{
Config: &Config{
Env: map[string]string{"OVERWRITTEN": "true"},
},
Run: &model.Run{
Workflow: &model.Workflow{
Jobs: map[string]*model.Job{"test": {Name: "test"}},
Env: map[string]string{"OVERWRITTEN": "false"},
},
JobID: "test",
},
},
targetEnv: "OVERWRITTEN",
want: "true",
},
{
description: "No overwrite occurs",
rc: &RunContext{
Config: &Config{
Env: map[string]string{"SOME_OTHER_VAR": "true"},
},
Run: &model.Run{
Workflow: &model.Workflow{
Jobs: map[string]*model.Job{"test": {Name: "test"}},
Env: map[string]string{"OVERWRITTEN": "false"},
},
JobID: "test",
},
},
targetEnv: "OVERWRITTEN",
want: "false",
},
}
for _, test := range tests {
t.Run(test.description, func(t *testing.T) {
envMap := test.rc.GetEnv()
assert.EqualValues(t, test.want, envMap[test.targetEnv])
})
}
}