gomonop/pkg/perfdata/rangeparser_test.go

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package perfdata // import nocternity.net/gomonop/pkg/perfdata
import (
"fmt"
"strings"
"testing"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
func TestRangeParserOk(t *testing.T) {
type Test struct {
in string
out Range
}
tests := []Test{
{in: ":0", out: Range{start: "0", end: "0"}},
{in: "0:0", out: Range{start: "0", end: "0"}},
{in: "~:0", out: Range{start: "", end: "0"}},
{in: ":123", out: Range{start: "0", end: "123"}},
{in: "0:123", out: Range{start: "0", end: "123"}},
{in: "~:123", out: Range{start: "", end: "123"}},
{in: "1", out: Range{start: "0", end: "1"}},
{in: "@:0", out: Range{start: "0", end: "0", inside: true}},
{in: "@0:0", out: Range{start: "0", end: "0", inside: true}},
{in: "@~:0", out: Range{start: "", end: "0", inside: true}},
{in: "@:123", out: Range{start: "0", end: "123", inside: true}},
{in: "@0:123", out: Range{start: "0", end: "123", inside: true}},
{in: "@~:123", out: Range{start: "", end: "123", inside: true}},
{in: "@1", out: Range{start: "0", end: "1", inside: true}},
}
for _, test := range tests {
result, err := ParseRange(test.in)
require.NoError(t, err, "Expected no error, got '%v'", err)
assert.Equal(t, test.out, *result, "Expected '%v', got '%v'", test.out, *result)
}
}
func TestRangeParserError(t *testing.T) {
type Test struct {
in string
errPos int
}
tests := []Test{
{in: "", errPos: 0},
{in: ":", errPos: 1},
{in: "x:1", errPos: 0},
{in: ":~", errPos: 1},
{in: "@", errPos: 1},
{in: "@:", errPos: 2},
{in: "@x:1", errPos: 1},
{in: "@:~", errPos: 2},
}
for _, test := range tests {
result, err := ParseRange(test.in)
require.Error(t, err, "Expected error, got '%v'", err)
assert.Nil(t, result, "Expected nil result, got '%v'", result)
assert.True(
t, strings.Contains(err.Error(), fmt.Sprintf("at position %d", test.errPos)),
"Expected error to contain '%s', got '%s'", fmt.Sprintf("at position %d", test.errPos), err,
)
}
}