From f235d82dccb499f1af06e7ef3e1d7b9b57c12014 Mon Sep 17 00:00:00 2001
From: John Mark Bell <jmb@netsurf-browser.org>
Date: Sun, 23 Nov 2008 10:29:16 +0000
Subject: Some kind of testsuite for number parsing. It appears that negative
 values are broken, at least.

svn path=/trunk/libcss/; revision=5763
---
 test/INDEX                  |   1 +
 test/Makefile               |   2 +-
 test/data/number/INDEX      |   5 ++
 test/data/number/number.dat |  48 +++++++++++++++++
 test/number.c               | 122 ++++++++++++++++++++++++++++++++++++++++++++
 5 files changed, 177 insertions(+), 1 deletion(-)
 create mode 100644 test/data/number/INDEX
 create mode 100644 test/data/number/number.dat
 create mode 100644 test/number.c

(limited to 'test')

diff --git a/test/INDEX b/test/INDEX
index 91031c8..6808b46 100644
--- a/test/INDEX
+++ b/test/INDEX
@@ -6,6 +6,7 @@ libcss		Library initialisation/finalisation
 csdetect	Character set detection			csdetect
 lex		Lexing					css
 lex-auto	Automated lexer tests			lex
+number		Conversion of numbers to fixed point	number
 parse		Parsing (core syntax)			css
 css21		Parsing (CSS2.1 specifics)		css
 
diff --git a/test/Makefile b/test/Makefile
index 4874633..e7aeb67 100644
--- a/test/Makefile
+++ b/test/Makefile
@@ -35,7 +35,7 @@ d              := $(DIR)
 CFLAGS := $(CFLAGS) -I$(TOP)/src/ -I$(d)
 
 # Tests
-TESTS_$(d) := csdetect css21 lex lex-auto libcss parse
+TESTS_$(d) := csdetect css21 lex lex-auto libcss number parse
 TESTS_$(d) := $(TESTS_$(d))
 
 # Items for top-level makefile to use
diff --git a/test/data/number/INDEX b/test/data/number/INDEX
new file mode 100644
index 0000000..0b159c7
--- /dev/null
+++ b/test/data/number/INDEX
@@ -0,0 +1,5 @@
+# Index file for generic CSS content
+#
+# Test			Description
+
+number.dat		Number tests
diff --git a/test/data/number/number.dat b/test/data/number/number.dat
new file mode 100644
index 0000000..0aeb6d0
--- /dev/null
+++ b/test/data/number/number.dat
@@ -0,0 +1,48 @@
+#data
+1
+#expected
+1
+#reset
+
+#data
+.0
+#expected
+.0
+#reset
+
+#data
+.5
+#expected
+.5
+#reset
+
+#data
+.999
+#expected
+.999
+#reset
+
+#data
+2097151
+#expected
+2097151
+#reset
+
+#data
+2097152
+#expected
+2097151.999
+#reset
+
+#data
+-2097152
+#expected
+-2097152
+#reset
+
+#data
+-2097153
+#expected
+-2097152.999
+#reset
+
diff --git a/test/number.c b/test/number.c
new file mode 100644
index 0000000..87dcbcd
--- /dev/null
+++ b/test/number.c
@@ -0,0 +1,122 @@
+#include <stdint.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include "utils/utils.h"
+
+#include "testutils.h"
+
+typedef struct line_ctx {
+	size_t buflen;
+	size_t bufused;
+	uint8_t *buf;
+
+	size_t explen;
+	char exp[256];
+
+	bool indata;
+	bool inexp;
+} line_ctx;
+
+static bool handle_line(const char *data, size_t datalen, void *pw);
+static void run_test(const uint8_t *data, size_t len, 
+		const char *exp, size_t explen);
+
+int main(int argc, char **argv)
+{
+	line_ctx ctx;
+
+	if (argc != 3) {
+		printf("Usage: %s <aliases_file> <filename>\n", argv[0]);
+		return 1;
+	}
+
+	ctx.buflen = parse_filesize(argv[2]);
+	if (ctx.buflen == 0)
+		return 1;
+
+	ctx.buf = malloc(ctx.buflen);
+	if (ctx.buf == NULL) {
+		printf("Failed allocating %u bytes\n",
+				(unsigned int) ctx.buflen);
+		return 1;
+	}
+
+	ctx.buf[0] = '\0';
+	ctx.bufused = 0;
+	ctx.explen = 0;
+	ctx.indata = false;
+	ctx.inexp = false;
+
+	assert(parse_testfile(argv[2], handle_line, &ctx) == true);
+
+	/* and run final test */
+	if (ctx.bufused > 0)
+		run_test(ctx.buf, ctx.bufused, ctx.exp, ctx.explen);
+
+	free(ctx.buf);
+
+	printf("PASS\n");
+
+	return 0;
+}
+
+bool handle_line(const char *data, size_t datalen, void *pw)
+{
+	line_ctx *ctx = (line_ctx *) pw;
+
+	if (data[0] == '#') {
+		if (ctx->inexp) {
+			/* This marks end of testcase, so run it */
+
+			run_test(ctx->buf, ctx->bufused, 
+					ctx->exp, ctx->explen);
+
+			ctx->buf[0] = '\0';
+			ctx->bufused = 0;
+
+			ctx->explen = 0;
+		}
+
+		if (ctx->indata && strncasecmp(data+1, "expected", 8) == 0) {
+			ctx->indata = false;
+			ctx->inexp = true;
+		} else if (!ctx->indata) {
+			ctx->indata = (strncasecmp(data+1, "data", 4) == 0);
+			ctx->inexp  = (strncasecmp(data+1, "expected", 8) == 0);
+		} else {
+			memcpy(ctx->buf + ctx->bufused, data, datalen);
+			ctx->bufused += datalen;
+		}
+	} else {
+		if (ctx->indata) {
+			memcpy(ctx->buf + ctx->bufused, data, datalen);
+			ctx->bufused += datalen;
+		}
+		if (ctx->inexp) {
+			if (data[datalen - 1] == '\n')
+				datalen -= 1;
+
+			memcpy(ctx->exp, data, datalen);
+			ctx->explen = datalen;
+		}
+	}
+
+	return true;
+}
+
+void run_test(const uint8_t *data, size_t len, const char *exp, size_t explen)
+{
+	css_string in = { (uint8_t *) data, len };
+	size_t consumed;
+	fixed result;
+
+	UNUSED(exp);
+	UNUSED(explen);
+
+	result = number_from_css_string(&in, &consumed);
+
+	/** \todo some kind of verification of the result */
+	printf("%d\n", result);
+}
+
-- 
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