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LogLine_test.go
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LogLine_test.go
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package logmunch
import (
"testing"
"time"
"encoding/json"
)
func TestLogLinesGetters(t *testing.T) {
l := NewLogLine(time.Now(), "name", map[string]string{
"i": "10",
"f": "1.2",
"s": "string",
"m": "12ms",
"n": "-12hours",
})
// Existance and non-existance
if !l.HasKey("i") {
t.Errorf("HasKey(i) on %+v to be true\n", l)
}
if l.HasKey("missing") {
t.Errorf("HasKey(missing) on %+v to be false\n", l)
}
// Integer as float
n := l.GetNumber("i")
if n != 10 {
t.Errorf("Expected %+v to have i=10, got %+v\n", l, n)
}
// Float as float
n = l.GetNumber("f")
if n != 1.2 {
t.Errorf("Expected %+v to have f=1.2, got %+v\n", l, n)
}
// String as float
n = l.GetNumber("s")
if n != 0 {
t.Errorf("Expected %+v to have s=0, got %+v\n", l, n)
}
// Mixed as float
n = l.GetNumber("m")
if n != 12 {
t.Errorf("Expected %+v to have m=12, got %+v\n", l, n)
}
// Mixed negative as float
n = l.GetNumber("n")
if n != -12 {
t.Errorf("Expected %+v to have n=-12, got %+v\n", l, n)
}
// Missing as float
n = l.GetNumber("missing")
if n != 0 {
t.Errorf("Expected %+v to have missing=0, got %+v\n", l, n)
}
}
func TestLogLinesStringer(t *testing.T) {
l := NewLogLine(
time.Date(2015, 3, 29, 12, 29, 30, 5000000, time.UTC),
"some prefix",
map[string]string{
"a": "first",
"z": "last",
})
text := "2015-03-29T12:29:30.005Z some prefix a=first z=last"
out := l.String()
if out != text {
t.Errorf("LogLine.String()\nreturned `%s`\nexpected `%s`", text, out)
}
}
func TestLogLinesJSONEncoder(t *testing.T) {
l := NewLogLine(
time.Date(2015, 3, 29, 12, 29, 30, 5000000, time.UTC),
"some prefix",
map[string]string{
"key": "first",
},
)
// Encode to JSON
j, err := json.Marshal(l)
if err != nil {
t.Fatalf("Failed mashalling JSON: %s", err)
}
// Decode again
var out map[string]interface{}
err = json.Unmarshal(j, &out)
if err != nil {
t.Fatalf("Failed to unmarshal JSON: %s", err)
}
// Check date
if date, ok := out["time"]; !ok {
t.Errorf("JSON %s misses `time` field.", out)
} else if date.(string) != l.Time.Format(time.RFC3339Nano) {
t.Errorf("JSON %s .time returned `%s` field.", out, date)
}
// Check unix date
if date, ok := out["unixtime"]; !ok {
t.Errorf("JSON %s misses .unixtime.", out)
} else if date.(float64) != 1427632170005 {
t.Errorf("JSON %s .unixtime returned `%d`.", out, date)
}
// Check name
if name, ok := out["name"]; !ok {
t.Errorf("JSON %s misses `name` field.", out)
} else if name.(string) != "some prefix" {
t.Errorf("JSON %s .name returned `%s` field.", out, name)
}
// TODO Check key-values
if _, ok := out["entries"]; !ok {
t.Errorf("JSON %s misses .entries.", out)
}
}
func TestLogLinesEqual(t *testing.T) {
l := NewLogLine(
time.Date(2015, 3, 29, 12, 29, 30, 5000000, time.UTC),
"some prefix",
map[string]string{"key": "first"},
)
l2 := NewLogLine(
time.Date(2015, 3, 29, 12, 29, 30, 5000000, time.UTC),
"some prefix",
map[string]string{"key": "first"},
)
if !l.Equal(l2) {
t.Errorf("Expected\n\t%s\nto equal\n\t%v", l, l2)
}
l2.Entries["key2"] = "second"
if l.Equal(l2) {
t.Errorf("Expected\n\t%s\nnot to equal\n\t%v", l, l2)
}
}