55a5c46253
This allows you to do things like:
vector.insert_before_matching(value, [](auto& entry) {
return value < entry;
});
Basically it scans until it finds an element that matches the condition
callback and then inserts the new value before the matching element.
61 lines
1.4 KiB
C++
61 lines
1.4 KiB
C++
#include "TestHelpers.h"
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#include <AK/AKString.h>
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#include <AK/Vector.h>
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int main()
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{
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EXPECT(Vector<int>().is_empty());
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EXPECT(Vector<int>().size() == 0);
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Vector<int> ints;
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ints.append(1);
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ints.append(2);
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ints.append(3);
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EXPECT_EQ(ints.size(), 3);
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EXPECT_EQ(ints.take_last(), 3);
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EXPECT_EQ(ints.size(), 2);
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EXPECT_EQ(ints.take_last(), 2);
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EXPECT_EQ(ints.size(), 1);
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EXPECT_EQ(ints.take_last(), 1);
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EXPECT_EQ(ints.size(), 0);
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ints.clear();
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EXPECT_EQ(ints.size(), 0);
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Vector<String> strings;
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strings.append("ABC");
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strings.append("DEF");
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int loop_counter = 0;
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for (const String& string : strings) {
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EXPECT(!string.is_null());
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EXPECT(!string.is_empty());
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++loop_counter;
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}
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loop_counter = 0;
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for (auto& string : (const_cast<const Vector<String>&>(strings))) {
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EXPECT(!string.is_null());
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EXPECT(!string.is_empty());
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++loop_counter;
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}
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EXPECT_EQ(loop_counter, 2);
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{
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Vector<String> strings;
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strings.append("abc");
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strings.append("def");
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strings.append("ghi");
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strings.insert_before_matching("f-g", [](auto& entry) {
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return "f-g" < entry;
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});
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EXPECT_EQ(strings[0], "abc");
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EXPECT_EQ(strings[1], "def");
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EXPECT_EQ(strings[2], "f-g");
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EXPECT_EQ(strings[3], "ghi");
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}
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return 0;
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}
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