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Merge pull request agola-io#159 from sgotti/sequence_tests
sequence: add tests for String and Parse methods
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// Copyright 2019 Sorint.lab | ||
// | ||
// Licensed under the Apache License, Version 2.0 (the "License"); | ||
// you may not use this file except in compliance with the License. | ||
// You may obtain a copy of the License at | ||
// | ||
// http://www.apache.org/licenses/LICENSE-2.0 | ||
// | ||
// Unless required by applicable law or agreed to in writing, software | ||
// distributed under the License is distributed on an "AS IS" BASIS, | ||
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied | ||
// See the License for the specific language governing permissions and | ||
// limitations under the License. | ||
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package sequence | ||
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import ( | ||
"errors" | ||
"math" | ||
"testing" | ||
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"github.com/google/go-cmp/cmp" | ||
) | ||
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func TestString(t *testing.T) { | ||
tests := []struct { | ||
name string | ||
in *Sequence | ||
out string | ||
}{ | ||
{ | ||
name: "test zero value", | ||
in: &Sequence{ | ||
Epoch: 0, | ||
C: 0, | ||
}, | ||
out: "0000000000000-0000000000000", | ||
}, | ||
{ | ||
name: "test one value", | ||
in: &Sequence{ | ||
Epoch: 1, | ||
C: 1, | ||
}, | ||
out: "0000000000001-0000000000001", | ||
}, | ||
{ | ||
name: "test 32 value", | ||
in: &Sequence{ | ||
Epoch: 32, | ||
C: 32, | ||
}, | ||
out: "0000000000010-0000000000010", | ||
}, | ||
{ | ||
name: "test max uint 32 value", | ||
in: &Sequence{ | ||
Epoch: math.MaxUint32, | ||
C: math.MaxUint32, | ||
}, | ||
out: "0000003vvvvvv-0000003vvvvvv", | ||
}, | ||
{ | ||
name: "test max value", | ||
in: &Sequence{ | ||
Epoch: math.MaxUint64, | ||
C: math.MaxUint64, | ||
}, | ||
out: "fvvvvvvvvvvvv-fvvvvvvvvvvvv", | ||
}, | ||
} | ||
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for _, tt := range tests { | ||
t.Run(tt.name, func(t *testing.T) { | ||
out := tt.in.String() | ||
if out != tt.out { | ||
t.Fatalf("expected %q, got %q", tt.out, out) | ||
} | ||
}) | ||
} | ||
} | ||
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func TestParse(t *testing.T) { | ||
tests := []struct { | ||
name string | ||
in string | ||
out *Sequence | ||
err error | ||
}{ | ||
{ | ||
name: "test zero value", | ||
in: "0000000000000-0000000000000", | ||
out: &Sequence{ | ||
Epoch: 0, | ||
C: 0, | ||
}, | ||
}, | ||
{ | ||
name: "test one value", | ||
in: "0000000000001-0000000000001", | ||
out: &Sequence{ | ||
Epoch: 1, | ||
C: 1, | ||
}, | ||
}, | ||
{ | ||
name: "test 32 value", | ||
in: "0000000000010-0000000000010", | ||
out: &Sequence{ | ||
Epoch: 32, | ||
C: 32, | ||
}, | ||
}, | ||
{ | ||
name: "test max uint 32 value", | ||
in: "0000003vvvvvv-0000003vvvvvv", | ||
out: &Sequence{ | ||
Epoch: math.MaxUint32, | ||
C: math.MaxUint32, | ||
}, | ||
}, | ||
{ | ||
name: "test max value", | ||
in: "fvvvvvvvvvvvv-fvvvvvvvvvvvv", | ||
out: &Sequence{ | ||
Epoch: math.MaxUint64, | ||
C: math.MaxUint64, | ||
}, | ||
}, | ||
{ | ||
name: "test wrong string length", | ||
in: "fvvvvvvvvvvvv-fvvvvvvvvvvv", | ||
out: &Sequence{ | ||
Epoch: math.MaxUint64, | ||
C: math.MaxUint64, | ||
}, | ||
err: errors.New(`bad sequence "fvvvvvvvvvvvv-fvvvvvvvvvvv" string length`), | ||
}, | ||
{ | ||
name: "test wrong string format", | ||
in: "fvvvvvvvvvvvv-fvvv-vvvvvvvv", | ||
out: &Sequence{ | ||
Epoch: math.MaxUint64, | ||
C: math.MaxUint64, | ||
}, | ||
err: errors.New(`bad sequence "fvvvvvvvvvvvv-fvvv-vvvvvvvv"`), | ||
}, | ||
} | ||
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for _, tt := range tests { | ||
t.Run(tt.name, func(t *testing.T) { | ||
out, err := Parse(tt.in) | ||
if err != nil { | ||
if tt.err == nil { | ||
t.Fatalf("got error: %v, want nil error", err) | ||
} | ||
if tt.err.Error() != err.Error() { | ||
t.Fatalf("got error: %v, want error: %v", err, tt.err) | ||
} | ||
return | ||
} else if tt.err != nil { | ||
t.Fatalf("got nil error, want error: %v", tt.err) | ||
} | ||
if diff := cmp.Diff(tt.out, out); diff != "" { | ||
t.Fatal(diff) | ||
} | ||
}) | ||
} | ||
} |