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Add exceptional test cases. Make case table less crazy.

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This commit is contained in:
David Grant 2024-06-21 08:28:11 -07:00
parent 18cf3bc68c
commit c984516edb
1 changed files with 29 additions and 67 deletions
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96
internal/parser/lexer_test.go
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@ -316,77 +316,39 @@ func TestNumber1epExc(t *testing.T) {
}
func TestNumberSeparators(t *testing.T) {
cases := [...]struct {
type numcase struct {
input string
err string
tokens Tokens
}{
{
input: "123_456",
err: "",
tokens: Tokens{{kind: tokenNumber, data: "123456"}},
},
{
input: "1_750_000",
err: "",
tokens: Tokens{{kind: tokenNumber, data: "1750000"}},
},
{
input: "1_2_3",
err: "",
tokens: Tokens{{kind: tokenNumber, data: "123"}},
},
{
input: "3.141_592",
err: "",
tokens: Tokens{{kind: tokenNumber, data: "3.141592"}},
},
{
input: "01_100",
err: "",
tokens: Tokens{
{kind: tokenNumber, data: "0"},
{kind: tokenNumber, data: "1100"},
},
},
{
input: "1_200.0",
err: "",
tokens: Tokens{{kind: tokenNumber, data: "1200.0"}},
},
{
input: "0e1_01",
err: "",
tokens: Tokens{{kind: tokenNumber, data: "0e101"}},
},
{
input: "10_10e3",
err: "",
tokens: Tokens{{kind: tokenNumber, data: "1010e3"}},
},
{
input: "2_3e1_2",
err: "",
tokens: Tokens{{kind: tokenNumber, data: "23e12"}},
},
{
input: "1.1_2e100",
err: "",
tokens: Tokens{{kind: tokenNumber, data: "1.12e100"}},
},
{
input: "1.1e-10_1",
err: "",
tokens: Tokens{{kind: tokenNumber, data: "1.1e-101"}},
},
{
input: "9.109_383_56e-31",
err: "",
tokens: Tokens{{kind: tokenNumber, data: "9.10938356e-31"}},
},
}
for _, c := range cases {
mknumcase := func(input string, err string, tokens Tokens) numcase {
return numcase{input, err, tokens}
}
for _, c := range [...]numcase{
mknumcase("123_456", "", Tokens{{kind: tokenNumber, data: "123456"}}),
mknumcase("1_750_000", "", Tokens{{kind: tokenNumber, data: "1750000"}}),
mknumcase("1_2_3", "", Tokens{{kind: tokenNumber, data: "123"}}),
mknumcase("3.141_592", "", Tokens{{kind: tokenNumber, data: "3.141592"}}),
mknumcase("01_100", "", Tokens{
{kind: tokenNumber, data: "0"},
{kind: tokenNumber, data: "1100"},
}),
mknumcase("1_200.0", "", Tokens{{kind: tokenNumber, data: "1200.0"}}),
mknumcase("0e1_01", "", Tokens{{kind: tokenNumber, data: "0e101"}}),
mknumcase("10_10e3", "", Tokens{{kind: tokenNumber, data: "1010e3"}}),
mknumcase("2_3e1_2", "", Tokens{{kind: tokenNumber, data: "23e12"}}),
mknumcase("1.1_2e100", "", Tokens{{kind: tokenNumber, data: "1.12e100"}}),
mknumcase("1.1e-10_1", "", Tokens{{kind: tokenNumber, data: "1.1e-101"}}),
mknumcase("9.109_383_56e-31", "", Tokens{{kind: tokenNumber, data: "9.10938356e-31"}}),
mknumcase("123456_!", "snippet:1:8 Couldn't lex number, junk after '_': '!'", Tokens{}),
mknumcase("123__456", "snippet:1:5 Couldn't lex number, multiple consecutive _'s", Tokens{}),
mknumcase("1_200_.0", "snippet:1:7 Couldn't lex number, junk after '_': '.'", Tokens{}),
mknumcase("1_200._0", "snippet:1:7 Couldn't lex number, junk after decimal point: '_'", Tokens{}),
mknumcase("1_200_e2", "snippet:1:7 Couldn't lex number, junk after '_': 'e'", Tokens{}),
mknumcase("1_200e_2", "snippet:1:7 Couldn't lex number, junk after 'E': '_'", Tokens{}),
mknumcase("200e-_2", "snippet:1:6 Couldn't lex number, junk after exponent sign: '_'", Tokens{}),
mknumcase("200e+_2", "snippet:1:6 Couldn't lex number, junk after exponent sign: '_'", Tokens{}),
} {
t.Run(fmt.Sprintf("number %s", c.input), func(t *testing.T) {
SingleTest(t, c.input, c.err, c.tokens)
})