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// Unit Tests for Scintilla internal data structures
#include <string.h>
#include <algorithm>
#include "Platform.h"
#include "CharClassify.h"
#include <gtest/gtest.h>
// Test CharClassify.
class CharClassifyTest : public::testing::Test {
protected:
virtual void SetUp() {
pcc = new CharClassify();
for (int ch = 0; ch < 256; ch++) {
if (ch == '\r' || ch == '\n')
charClass[ch] = CharClassify::ccNewLine;
else if (ch < 0x20 || ch == ' ')
charClass[ch] = CharClassify::ccSpace;
else if (ch >= 0x80 || isalnum(ch) || ch == '_')
charClass[ch] = CharClassify::ccWord;
else
charClass[ch] = CharClassify::ccPunctuation;
}
}
virtual void TearDown() {
delete pcc;
pcc = 0;
}
CharClassify *pcc;
CharClassify::cc charClass[256];
static const char* GetClassName(CharClassify::cc charClass) {
switch(charClass) {
#define CASE(c) case CharClassify::c: return #c
CASE(ccSpace);
CASE(ccNewLine);
CASE(ccWord);
CASE(ccPunctuation);
#undef CASE
default:
return "<unknown>";
}
}
};
TEST_F(CharClassifyTest, Defaults) {
for (int i = 0; i < 256; i++) {
EXPECT_EQ(charClass[i], pcc->GetClass(i))
<< "Character " << i
<< " should be class " << GetClassName(charClass[i])
<< ", but got " << GetClassName(pcc->GetClass(i));
}
}
TEST_F(CharClassifyTest, Custom) {
unsigned char buf[2] = {0, 0};
for (int i = 0; i < 256; i++) {
CharClassify::cc thisClass = CharClassify::cc(i % 4);
buf[0] = i;
pcc->SetCharClasses(buf, thisClass);
charClass[i] = thisClass;
}
for (int i = 0; i < 256; i++) {
EXPECT_EQ(charClass[i], pcc->GetClass(i))
<< "Character " << i
<< " should be class " << GetClassName(charClass[i])
<< ", but got " << GetClassName(pcc->GetClass(i));
}
}
TEST_F(CharClassifyTest, CharsOfClass) {
unsigned char buf[2] = {0, 0};
for (int i = 1; i < 256; i++) {
CharClassify::cc thisClass = CharClassify::cc(i % 4);
buf[0] = i;
pcc->SetCharClasses(buf, thisClass);
charClass[i] = thisClass;
}
for (int classVal = 0; classVal < 4; ++classVal) {
CharClassify::cc thisClass = CharClassify::cc(classVal % 4);
int size = pcc->GetCharsOfClass(thisClass, NULL);
unsigned char* buffer = reinterpret_cast<unsigned char*>(malloc(size + 1));
ASSERT_TRUE(buffer);
buffer[size] = '\0';
pcc->GetCharsOfClass(thisClass, buffer);
for (int i = 1; i < 256; i++) {
if (charClass[i] == thisClass) {
EXPECT_TRUE(memchr(reinterpret_cast<char*>(buffer), i, size))
<< "Character " << i
<< " should be class " << GetClassName(thisClass)
<< ", but was not in GetCharsOfClass;"
<< " it is reported to be "
<< GetClassName(pcc->GetClass(i));
} else {
EXPECT_FALSE(memchr(reinterpret_cast<char*>(buffer), i, size))
<< "Character " << i
<< " should not be class " << GetClassName(thisClass)
<< ", but was in GetCharsOfClass"
<< " it is reported to be "
<< GetClassName(pcc->GetClass(i));
}
}
free(buffer);
}
}
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