Add tests for atoi()

src/tests.asm

@@ -25,6 +25,7 @@ extern	strcmp
 ; convert.asm
 extern	itoa
 extern	utoa
+extern	atoi
 
 section .rodata
 	TEST_print		equ	1
@@ -40,9 +41,10 @@ section .rodata
 	TEST_tolower		equ	1
 	TEST_toupper		equ	1
 	TEST_strcmp		equ	1
-	TEST_min		equ	0 ;includes minu
-	TEST_max		equ	0 ;includes maxu
+	TEST_min		equ	1 ;includes minu
+	TEST_max		equ	1 ;includes maxu
 	TEST_clamp		equ	1 ;includes clampu
+	TEST_atoi		equ	1
 
 	str1			db	"Hello, world!",EOS
 	str2			db	"Hello, World!",EOS
@@ -202,6 +204,20 @@ section .rodata
 	clampuArg2		equ	MAX_UINT32
 	clampu1			db	TAB,"clampu(MAX_UINT64, clampArg1, clampArg2): %d",NL,EOS
 	clampu2			db	TAB,"clampu(MAX_UINT16, clampArg1, clampArg2): %d",NL,EOS
+
+	; atoi()
+	msgAtoi			db	NL,"TEST atoi()",NL,EOS
+	atoiOutput		db	TAB,"%s = %d",NL,EOS
+	atoi1			db	"1234567890",EOS
+	atoi2			db	"0xFFFFFFFF",EOS ;4 294 967 295
+	atoi3			db	"0o776655",EOS ;261 549
+	atoi4			db	"0b11001001",EOS ;201
+	atoi5			db	"-0000001",EOS ;-1
+	atoi6			db	"-1690000000004",EOS
+	atoi7			db	"0x0962ABCDEF",EOS ;40 310 132 207
+	atoi8			db	"0x0962GBCDEF",EOS ;0
+	atoi9			db	"0o77865",EOS ;0
+	atoi10			db	"0b102001",EOS;0
 section .data
 
 section .bss
@@ -1064,6 +1080,33 @@ _start:
 	call	printf
 %endif
 
+;---
+;--- atoi()
+;---
+%if TEST_atoi
+	lea	rdi, [rel msgAtoi]
+	call	print
+	%macro testatoi 1
+	lea	rdi, [rel %1]
+	call	atoi
+	lea	rdi, [rel atoiOutput]
+	lea	rsi, [rel %1]
+	mov	rdx, rax
+	call	printf
+	%endmacro
+
+	testatoi atoi1
+	testatoi atoi2
+	testatoi atoi3
+	testatoi atoi4
+	testatoi atoi5
+	testatoi atoi6
+	testatoi atoi7
+	testatoi atoi8
+	testatoi atoi9
+	testatoi atoi10
+%endif
+
 ;---
 ;--- exit()
 ;---