syz-ci: add tests for test result aggregation

Factor out patch testing result aggregation and add tests.

1 files changed, 107 insertions, 0 deletions

diff --git a/syz-ci/jobs_test.go b/syz-ci/jobs_test.go
new file mode 100644
index 000000000..73c551a5d
--- /dev/null
+++ b/syz-ci/jobs_test.go
@@ -0,0 +1,107 @@
+// Copyright 2019 syzkaller project authors. All rights reserved.
+// Use of this source code is governed by Apache 2 LICENSE that can be found in the LICENSE file.
+
+package main
+
+import (
+	"errors"
+	"reflect"
+	"testing"
+
+	"github.com/google/syzkaller/pkg/instance"
+	"github.com/google/syzkaller/pkg/report"
+)
+
+func TestAggregateTestResults(t *testing.T) {
+	tests := []struct {
+		results []error
+		title   string
+		err     error
+	}{
+		{
+			results: []error{nil, nil, nil},
+			title:   "",
+			err:     nil,
+		},
+		{
+			results: []error{
+				&instance.CrashError{Report: &report.Report{Title: "title1"}},
+				&instance.CrashError{Report: &report.Report{Title: "title2"}},
+				&instance.CrashError{Report: &report.Report{Title: "title3"}},
+			},
+			title: "title1",
+			err:   nil,
+		},
+		{
+			results: []error{
+				nil,
+				&instance.CrashError{Report: &report.Report{Title: "title2"}},
+				nil,
+			},
+			title: "title2",
+			err:   nil,
+		},
+		{
+			results: []error{
+				&instance.TestError{Title: "test error1"},
+				&instance.CrashError{Report: &report.Report{Title: "title2"}},
+				&instance.TestError{Title: "test error2"},
+			},
+			title: "title2",
+			err:   nil,
+		},
+		{
+			results: []error{
+				&instance.TestError{Title: "test error1"},
+				&instance.TestError{Title: "test error2"},
+				nil,
+			},
+			title: "",
+			err:   nil,
+		},
+		{
+			results: []error{
+				&instance.TestError{Title: "test error1"},
+				&instance.TestError{Title: "test error2"},
+				&instance.TestError{Title: "test error3", Output: []byte("output")},
+			},
+			title: "",
+			err:   errors.New("test error3\n\noutput"),
+		},
+		{
+			results: []error{
+				errors.New("infra error1"),
+				errors.New("infra error2"),
+				&instance.TestError{Title: "test error", Report: &report.Report{
+					Title:  "report title",
+					Report: []byte("report body"),
+					Output: []byte("output"),
+				}},
+			},
+			title: "",
+			err:   errors.New("report title\n\nreport body\n\noutput"),
+		},
+		{
+			results: []error{
+				errors.New("infra error1"),
+				errors.New("infra error2"),
+				errors.New("infra error3"),
+			},
+			title: "",
+			err:   errors.New("infra error3"),
+		},
+	}
+	for i, test := range tests {
+		rep, err := aggregateTestResults(test.results)
+		if !reflect.DeepEqual(err, test.err) {
+			t.Errorf("test #%v: got err: %q, want: %q", i, err, test.err)
+		}
+		got := ""
+		if rep != nil {
+			got = rep.Title
+		}
+		if got != test.title {
+			t.Errorf("test #%v: got title: %q, want: %q", i, got, test.title)
+		}
+	}
+}