X-Git-Url: https://git.lyx.org/gitweb/?a=blobdiff_plain;f=src%2Fsupport%2Ftests%2Fcheck_lstrings.cpp;h=c1fd9c8737464a52eba39261538d37c2cd6ffb26;hb=e04079aa528ecbf4a8e39ed2b19c3cb50174e151;hp=3509e45e897bc4660330c0c2ce6bd4268f65d4bd;hpb=4729b1c35de08963cf8b40b59bcf50d427f2bb0c;p=lyx.git

diff --git a/src/support/tests/check_lstrings.cpp b/src/support/tests/check_lstrings.cpp
index 3509e45e89..c1fd9c8737 100644
--- a/src/support/tests/check_lstrings.cpp
+++ b/src/support/tests/check_lstrings.cpp
@@ -25,8 +25,66 @@ void test_uppercase()
 	cout << uppercase('a') << endl;
 }
 
+void test_formatFPNumber()
+{
+	double const numbers[] = {
+		0,
+		1,
+		23.42,
+		1.3754937356458394574047e-20,
+		1.3754937356458394574047e-19,
+		1.3754937356458394574047e-18,
+		1.3754937356458394574047e-17,
+		1.3754937356458394574047e-16,
+		1.3754937356458394574047e-15,
+		1.3754937356458394574047e-14,
+		1.3754937356458394574047e-13,
+		1.3754937356458394574047e-12,
+		1.3754937356458394574047e-11,
+		1.3754937356458394574047e-10,
+		1.3754937356458394574047e-9,
+		1.3754937356458394574047e-8,
+		1.3754937356458394574047e-7,
+		1.3754937356458394574047e-6,
+		1.3754937356458394574047e-5,
+		1.3754937356458394574047e-4,
+		1.3754937356458394574047e-3,
+		1.3754937356458394574047e-2,
+		1.3754937356458394574047e-1,
+		1.3754937356458394574047,
+		1.3754937356458394574047e1,
+		1.3754937356458394574047e2,
+		1.3754937356458394574047e3,
+		1.3754937356458394574047e4,
+		1.3754937356458394574047e5,
+		1.3754937356458394574047e6,
+		1.3754937356458394574047e7,
+		1.3754937356458394574047e8,
+		1.3754937356458394574047e9,
+		1.3754937356458394574047e10,
+		1.3754937356458394574047e11,
+		1.3754937356458394574047e12,
+		1.3754937356458394574047e13,
+		1.3754937356458394574047e14,
+		1.3754937356458394574047e15,
+		1.3754937356458394574047e16,
+		1.3754937356458394574047e17,
+		1.3754937356458394574047e18,
+		1.3754937356458394574047e19,
+		1.3754937356458394574047e20,
+		1e-42,
+		1e42
+	};
+	int const n = sizeof(numbers) / sizeof(numbers[0]);
+	for (int i = 0; i < n; ++i)
+		cout << formatFPNumber(numbers[i]) << endl;
+	for (int i = 0; i < n; ++i)
+		cout << formatFPNumber(-numbers[i]) << endl;
+}
+
 int main()
 {
 	test_lowercase();
 	test_uppercase();
+	test_formatFPNumber();
 }