Add test cases for all fxbits functions

Author: smallp-o-p

libc/test/src/stdfix/FxbitsTest.h

@@ -27,11 +27,14 @@ template <typename T, typename XType> class FxbitsTest : public LIBC_NAMESPACE::
     void testSpecialNumbers(FxbitsFunc func) {
         EXPECT_EQ(zero, func(0));
         EXPECT_EQ(half, func((XType) (0b1 << (FXRep::FRACTION_LEN - 1)))); // 0.1000...b
+        EXPECT_EQ(min, func((XType) 0x1));
+        EXPECT_EQ(one, func(1));
+        EXPECT_EQ(neg_one, func(-1));
     }
 };
 
 
 #define LIST_FXBITS_TEST(T, XType, func)                                        \
-    using LlvmLibcFxbitsTest = FxbitsTest<T, XType>;                            \  
-    TEST_F(LlvmLibcFxbitsTest, SpecialNumbers) { testSpecialNumbers(&func); }   \ 
+    using LlvmLibcFxbitsTest = FxbitsTest<T, XType>;                            \
+    TEST_F(LlvmLibcFxbitsTest, SpecialNumbers) { testSpecialNumbers(&func); }   \
     static_assert(true, "Require semicolon.")

libc/test/src/stdfix/hkbits_test.cpp

@@ -0,0 +1,4 @@
+#include "FxbitsTest.h"
+#include "src/stdfix/hkbits.h"
+
+LIST_FXBITS_TEST(short accum, int_hk_t, LIBC_NAMESPACE::hkbits);

libc/test/src/stdfix/hrbits_test.cpp

@@ -0,0 +1,4 @@
+#include "FxbitsTest.h"
+#include "src/stdfix/hrbits.h"
+
+LIST_FXBITS_TEST(short fract, int_hr_t, LIBC_NAMESPACE::hrbits);

libc/test/src/stdfix/kbits_test.cpp

@@ -0,0 +1,4 @@
+#include "FxbitsTest.h"
+#include "src/stdfix/kbits.h"
+
+LIST_FXBITS_TEST(accum, int_k_t, LIBC_NAMESPACE::kbits);

libc/test/src/stdfix/lkbits_test.cpp

@@ -0,0 +1,5 @@
+#include "FxbitsTest.h"
+#include "src/stdfix/lkbits.h"
+
+LIST_FXBITS_TEST(long accum, int_lk_t, LIBC_NAMESPACE::lkbits);
+

libc/test/src/stdfix/lrbits_test.cpp

@@ -0,0 +1,4 @@
+#include "FxbitsTest.h"
+#include "src/stdfix/lrbits.h"
+
+LIST_FXBITS_TEST(long fract, int_lr_t, LIBC_NAMESPACE::lrbits);

libc/test/src/stdfix/rbits_test.cpp

@@ -1,7 +1,4 @@
-
 #include "FxbitsTest.h"
-
 #include "src/stdfix/rbits.h"
 
 LIST_FXBITS_TEST(fract, int_r_t, LIBC_NAMESPACE::rbits);
-

libc/test/src/stdfix/uhkbits_test.cpp

@@ -0,0 +1,4 @@
+#include "FxbitsTest.h"
+#include "src/stdfix/uhkbits.h"
+
+LIST_FXBITS_TEST(unsigned short accum, uint_uhk_t, LIBC_NAMESPACE::uhkbits);

libc/test/src/stdfix/uhrbits_test.cpp

@@ -0,0 +1,4 @@
+#include "FxbitsTest.h"
+#include "src/stdfix/uhrbits.h"
+
+LIST_FXBITS_TEST(unsigned short fract, uint_uhr_t, LIBC_NAMESPACE::uhrbits);

libc/test/src/stdfix/ukbits_test.cpp

@@ -0,0 +1,5 @@
+#include "FxbitsTest.h"
+#include "src/stdfix/ukbits.h"
+
+LIST_FXBITS_TEST(unsigned accum, uint_uk_t, LIBC_NAMESAPCE::ukbits);
+