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Test types.Float #27

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Test types.Float #27

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e44f615
Test types.Float#MarshalJSON()
Al2Klimov Jul 5, 2024
c0adc02
Test types.Float#UnmarshalText()
Al2Klimov Jul 5, 2024
58b0be3
Test types.Float#UnmarshalJSON()
Al2Klimov Jul 5, 2024
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90 changes: 90 additions & 0 deletions types/float_test.go
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Original file line number Diff line number Diff line change
@@ -0,0 +1,90 @@
package types

import (
"database/sql"
"github.com/stretchr/testify/require"
"testing"
)

func TestFloat_MarshalJSON(t *testing.T) {
subtests := []struct {
name string
input sql.NullFloat64
output string
}{
{"null", sql.NullFloat64{}, `null`},
{"invalid", sql.NullFloat64{Float64: 42}, `null`},
{"zero", sql.NullFloat64{Float64: 0, Valid: true}, `0`},
{"negative", sql.NullFloat64{Float64: -1, Valid: true}, `-1`},
{"fraction", sql.NullFloat64{Float64: 0.5, Valid: true}, `0.5`},
}

for _, st := range subtests {
t.Run(st.name, func(t *testing.T) {
actual, err := Float{st.input}.MarshalJSON()

require.NoError(t, err)
require.Equal(t, st.output, string(actual))
})
}
}

func TestFloat_UnmarshalText(t *testing.T) {
subtests := []struct {
name string
input string
output sql.NullFloat64
error bool
}{
{"empty", "", sql.NullFloat64{}, true},
{"too_big", "1e309", sql.NullFloat64{}, true},
{"zero", "0", sql.NullFloat64{Float64: 0, Valid: true}, false},
{"negative", "-1", sql.NullFloat64{Float64: -1, Valid: true}, false},
{"fraction", "0.5", sql.NullFloat64{Float64: 0.5, Valid: true}, false},
{"exp", "2e1", sql.NullFloat64{Float64: 20, Valid: true}, false},
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{"too_precise", "1e-1337", sql.NullFloat64{Float64: 0, Valid: true}, false},
}

for _, st := range subtests {
t.Run(st.name, func(t *testing.T) {
var actual Float
if err := actual.UnmarshalText([]byte(st.input)); st.error {
require.Error(t, err)
} else {
require.NoError(t, err)
require.Equal(t, Float{NullFloat64: st.output}, actual)
}
})
}
}

func TestFloat_UnmarshalJSON(t *testing.T) {
subtests := []struct {
name string
input string
output sql.NullFloat64
error bool
}{
{"null", `null`, sql.NullFloat64{}, false},
{"bool", `false`, sql.NullFloat64{}, true},
{"string", `"0"`, sql.NullFloat64{}, true},
{"too_big", `1e309`, sql.NullFloat64{}, true},
{"zero", `0`, sql.NullFloat64{Float64: 0, Valid: true}, false},
{"negative", `-1`, sql.NullFloat64{Float64: -1, Valid: true}, false},
{"fraction", `0.5`, sql.NullFloat64{Float64: 0.5, Valid: true}, false},
{"exp", `2e1`, sql.NullFloat64{Float64: 20, Valid: true}, false},
{"too_precise", `1e-1337`, sql.NullFloat64{Float64: 0, Valid: true}, false},
}

for _, st := range subtests {
t.Run(st.name, func(t *testing.T) {
var actual Float
if err := actual.UnmarshalJSON([]byte(st.input)); st.error {
require.Error(t, err)
} else {
require.NoError(t, err)
require.Equal(t, Float{NullFloat64: st.output}, actual)
}
})
}
}
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