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60 lines
1.4 KiB
Go
60 lines
1.4 KiB
Go
package tea
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import (
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"fmt"
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"reflect"
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"testing"
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)
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// Test is a test value: a value that, given an instance of a testing.T, can be
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// used to execute a single test.
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type Test interface {
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Run(*testing.T)
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}
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// After defines the interface used for performing test cleanup. If a Test
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// value also implements After, that test's After method will be called after
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// all tests are run. Tests in a sequence will have their After methods called
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// in the reverse order of their Run methods; a test always runs its After
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// method after all of its children have completed their own After methods.
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type After interface {
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After(*testing.T)
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}
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func fail(t string, args ...interface{}) Test {
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return failure{cause: fmt.Errorf(t, args...)}
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}
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type failure struct {
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cause error
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}
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func (f failure) Run(t *testing.T) {
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t.Error(f.cause.Error())
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}
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// empty is an empty test. It does nothing when run, it's just used as a
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// sentinel value to create notes in the test graph and for ... testing the tea
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// package itself.
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type empty struct{}
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func (e empty) Run(t *testing.T) {}
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// parseName parses the name for a given test
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func parseName(test Test) string {
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if s, ok := test.(interface{ String() string }); ok {
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return s.String()
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}
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tv := reflect.ValueOf(test)
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switch tv.Type().Kind() {
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case reflect.Ptr:
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tv = tv.Elem()
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}
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name := tv.Type().Name()
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if name == "" {
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return "unknown-test"
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}
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return name
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}
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