d2eb563953
Best of both worlds, this allows for a single int64 value in the Options struct, but at the same time we can do `—random` from command line with no args and have a default value Chosen.
96 строки
2,4 КиБ
Go
96 строки
2,4 КиБ
Go
package godog
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import (
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"io"
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"math/rand"
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"strconv"
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"time"
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)
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// Options are suite run options
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// flags are mapped to these options.
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//
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// It can also be used together with godog.RunWithOptions
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// to run test suite from go source directly
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//
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// See the flags for more details
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type Options struct {
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// Print step definitions found and exit
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ShowStepDefinitions bool
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// Randomize, if not `0`, will be used to run scenarios in a random order.
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//
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// Randomizing scenario order is especially helpful for detecting
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// situations where you have state leaking between scenarios, which can
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// cause flickering or fragile tests.
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//
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// The default value of `0` means "do not randomize".
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//
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// The magic value of `-1` means "pick a random seed for me", and godog will
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// assign a seed on it's own during the `RunWithOptions` phase, similar to if
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// you specified `--random` on the command line.
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//
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// Any other value will be used as the random seed for shuffling. Re-using the
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// same seed will allow you to reproduce the shuffle order of a previous run
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// to isolate an error condition.
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Randomize randomSeed
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// Stops on the first failure
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StopOnFailure bool
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// Forces ansi color stripping
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NoColors bool
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// Various filters for scenarios parsed
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// from feature files
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Tags string
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// The formatter name
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Format string
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// Concurrency rate, not all formatters accepts this
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Concurrency int
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// All feature file paths
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Paths []string
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// Where it should print formatter output
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Output io.Writer
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}
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// randomSeed implements `flag.Value`, see https://golang.org/pkg/flag/#Value
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type randomSeed int64
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// Choose randomly assigns a convenient pseudo-random seed value.
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// The resulting seed will be between `1-99999` for later ease of specification.
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func (rs *randomSeed) Choose() {
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r := rand.New(rand.NewSource(time.Now().UTC().UnixNano()))
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*rs = randomSeed(r.Int63n(99998) + 1)
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}
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func (rs *randomSeed) Set(s string) error {
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if s == "true" {
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rs.Choose()
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return nil
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}
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if s == "false" {
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*rs = 0
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return nil
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}
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i, err := strconv.ParseInt(s, 10, 64)
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*rs = randomSeed(i)
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return err
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}
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func (rs randomSeed) String() string {
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return strconv.FormatInt(int64(rs), 10)
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}
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// If a Value has an IsBoolFlag() bool method returning true, the command-line
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// parser makes -name equivalent to -name=true rather than using the next
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// command-line argument.
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func (rs *randomSeed) IsBoolFlag() bool {
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return *rs == 0
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}
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