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refactor format tests

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This commit is contained in:
Arpad Ryszka 2017-12-29 21:29:21 +01:00
parent d7105cf396
commit d3ee270a23
1 changed files with 11 additions and 43 deletions
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54
format_test.go
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@ -9,12 +9,18 @@ import (
type formatDefinitionTestItem struct { type formatDefinitionTestItem struct {
title string title string
definition string definition string
syntax string
output string output string
} }
func testDefinitionFormatItem(t *testing.T, treerack *Syntax, f formatFlags, test formatDefinitionTestItem) func(t *testing.T) { func testDefinitionFormatItem(t *testing.T, treerack *Syntax, f formatFlags, test formatDefinitionTestItem) func(t *testing.T) {
return func(t *testing.T) { return func(t *testing.T) {
nodes, err := treerack.Parse(bytes.NewBufferString(fmt.Sprintf("def = %s", test.definition))) syntax := test.syntax
if test.definition != "" {
syntax = fmt.Sprintf("def = %s", test.definition)
}
nodes, err := treerack.Parse(bytes.NewBufferString(syntax))
if err != nil { if err != nil {
t.Fatal(err) t.Fatal(err)
} }
@ -98,13 +104,7 @@ func TestCharFormat(t *testing.T) {
} }
func TestSequenceFormat(t *testing.T) { func TestSequenceFormat(t *testing.T) {
type testItem struct { testDefinitionFormat(t, formatNone, []formatDefinitionTestItem{{
title string
syntax string
output string
}
for _, test := range []testItem{{
title: "empty char sequence", title: "empty char sequence",
syntax: `def = ""`, syntax: `def = ""`,
output: `""`, output: `""`,
@ -196,30 +196,11 @@ func TestSequenceFormat(t *testing.T) {
title: "grouped quantifier", title: "grouped quantifier",
syntax: `def = ("abc" "def"){3}`, syntax: `def = ("abc" "def"){3}`,
output: `("abc" "def"){3}`, output: `("abc" "def"){3}`,
}} { }})
t.Run(test.title, func(t *testing.T) {
s, err := openSyntaxString(test.syntax)
if err != nil {
t.Error(err)
return
}
output := s.root.format(s.registry, formatNone)
if output != test.output {
t.Error("invalid output", output, test.output)
}
})
}
} }
func TestChoiceFormat(t *testing.T) { func TestChoiceFormat(t *testing.T) {
type testItem struct { testDefinitionFormat(t, formatNone, []formatDefinitionTestItem{{
title string
syntax string
output string
}
for _, test := range []testItem{{
title: "choice of char sequences, single char", title: "choice of char sequences, single char",
syntax: `def = "a" | "b" | "c"`, syntax: `def = "a" | "b" | "c"`,
output: `[a] | [b] | [c]`, output: `[a] | [b] | [c]`,
@ -239,20 +220,7 @@ func TestChoiceFormat(t *testing.T) {
title: "choice of symbol", title: "choice of symbol",
syntax: `a = "a"; b = "b"; c = "c"; def = a | b | c`, syntax: `a = "a"; b = "b"; c = "c"; def = a | b | c`,
output: "a | b | c", output: "a | b | c",
}} { }})
t.Run(test.title, func(t *testing.T) {
s, err := openSyntaxString(test.syntax)
if err != nil {
t.Error(err)
return
}
output := s.root.format(s.registry, formatNone)
if output != test.output {
t.Error("invalid output", output, test.output)
}
})
}
} }
func TestMultiLine(t *testing.T) { func TestMultiLine(t *testing.T) {