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package test_internal_string_compare
import "core:fmt"
import "core:os"
import "core:testing"
Op :: enum { Eq, Lt, Gt }
Test :: struct {
a: cstring,
b: cstring,
res: [Op]bool,
}
CASES := []Test{
{"hellope", "hellope", {.Eq=true, .Lt=false, .Gt=false}},
{"Hellope", "hellope", {.Eq=false, .Lt=true, .Gt=false}}, // H < h
{"Hell", "Hellope", {.Eq=false, .Lt=true, .Gt=false}},
{"Hellope!", "Hellope", {.Eq=false, .Lt=false, .Gt=true }},
{"Hellopf", "Hellope", {.Eq=false, .Lt=false, .Gt=true }},
}
@test
string_compare :: proc(t: ^testing.T) {
for v in CASES {
s_a := string(v.a)
s_b := string(v.b)
for res, op in v.res {
switch op {
case .Eq:
expect(t, (v.a == v.b) == res, fmt.tprintf("Expected cstring(\"%v\") == cstring(\"%v\") to be %v", v.a, v.b, res))
expect(t, (s_a == s_b) == res, fmt.tprintf("Expected string(\"%v\") == string(\"%v\") to be %v", v.a, v.b, res))
// If a == b then a != b
expect(t, (v.a != v.b) == !res, fmt.tprintf("Expected cstring(\"%v\") != cstring(\"%v\") to be %v", v.a, v.b, !res))
expect(t, (s_a != s_b) == !res, fmt.tprintf("Expected string(\"%v\") != string(\"%v\") to be %v", v.a, v.b, !res))
case .Lt:
expect(t, (v.a < v.b) == res, fmt.tprintf("Expected cstring(\"%v\") < cstring(\"%v\") to be %v", v.a, v.b, res))
expect(t, (s_a < s_b) == res, fmt.tprintf("Expected string(\"%v\") < string(\"%v\") to be %v", v.a, v.b, res))
// .Lt | .Eq == .LtEq
lteq := v.res[.Eq] | res
expect(t, (v.a <= v.b) == lteq, fmt.tprintf("Expected cstring(\"%v\") <= cstring(\"%v\") to be %v", v.a, v.b, lteq))
expect(t, (s_a <= s_b) == lteq, fmt.tprintf("Expected string(\"%v\") <= string(\"%v\") to be %v", v.a, v.b, lteq))
case .Gt:
expect(t, (v.a > v.b) == res, fmt.tprintf("Expected cstring(\"%v\") > cstring(\"%v\") to be %v", v.a, v.b, res))
expect(t, (s_a > s_b) == res, fmt.tprintf("Expected string(\"%v\") > string(\"%v\") to be %v", v.a, v.b, res))
// .Gt | .Eq == .GtEq
gteq := v.res[.Eq] | res
expect(t, (v.a >= v.b) == gteq, fmt.tprintf("Expected cstring(\"%v\") >= cstring(\"%v\") to be %v", v.a, v.b, gteq))
expect(t, (s_a >= s_b) == gteq, fmt.tprintf("Expected string(\"%v\") >= string(\"%v\") to be %v", v.a, v.b, gteq))
}
}
}
}
// -------- -------- -------- -------- -------- -------- -------- -------- -------- --------
main :: proc() {
t := testing.T{}
string_compare(&t)
fmt.printf("%v/%v tests successful.\n", TEST_count - TEST_fail, TEST_count)
if TEST_fail > 0 {
os.exit(1)
}
}
TEST_count := 0
TEST_fail := 0
when ODIN_TEST {
expect :: testing.expect
log :: testing.log
} else {
expect :: proc(t: ^testing.T, condition: bool, message: string, loc := #caller_location) {
TEST_count += 1
if !condition {
TEST_fail += 1
fmt.printf("[%v] %v\n", loc, message)
return
}
}
log :: proc(t: ^testing.T, v: any, loc := #caller_location) {
fmt.printf("[%v] ", loc)
fmt.printf("log: %v\n", v)
}
}
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