113 lines
2.9 KiB
C++
113 lines
2.9 KiB
C++
#include <gtest/gtest.h>
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#include "config.h"
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#include <Imlib2.h>
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#include <stddef.h>
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#include "test.h"
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#define NULC ((Imlib_Context*)0)
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#define HAVE_INITIAL_CTX 1
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TEST(CTX, ctx)
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{
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Imlib_Context ctx, ctx0, ctx1;
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// Part 1
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ctx = imlib_context_get();
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D("%d: ctx = %p\n", __LINE__, ctx);
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#if !HAVE_INITIAL_CTX
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EXPECT_EQ(ctx, NULC);
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// Delete NULL should just complain
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imlib_context_free(ctx);
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#else
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EXPECT_TRUE(ctx);
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// Delete initial should just be ignored
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imlib_context_free(ctx);
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#endif
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// Part 2
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#if !HAVE_INITIAL_CTX
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ctx0 = imlib_context_new(); // Create initial context
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D("%d: ctx0 = %p\n", __LINE__, ctx0);
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EXPECT_TRUE(ctx0);
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// * NB! After first call to imlib_context_push() we cannot ged rid of
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// the first context
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imlib_context_push(ctx0);
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ctx = imlib_context_get();
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D("%d: ctx = %p\n", __LINE__, ctx);
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EXPECT_EQ(ctx, ctx0); // Ctx is initial
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#else
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ctx0 = imlib_context_get();
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D("%d: ctx0 = %p\n", __LINE__, ctx0);
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EXPECT_TRUE(ctx0);
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#endif
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// Attempt to pop first (should not succeed)
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imlib_context_pop();
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ctx = imlib_context_get();
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D("%d: ctx = %p\n", __LINE__, ctx);
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EXPECT_EQ(ctx, ctx0); // Ctx is still initial
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// Attempt to free first (should not succeed)
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imlib_context_free(ctx);
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ctx = imlib_context_get();
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D("%d: ctx = %p\n", __LINE__, ctx);
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EXPECT_EQ(ctx, ctx0); // Ctx is still initial
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// Part 3
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ctx1 = imlib_context_new();
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D("%d: ctx1 = %p\n", __LINE__, ctx1);
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EXPECT_TRUE(ctx1);
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EXPECT_NE(ctx0, ctx1);
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ctx = imlib_context_get();
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D("%d: ctx = %p\n", __LINE__, ctx);
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EXPECT_EQ(ctx, ctx0); // Ctx still default
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imlib_context_push(ctx1);
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ctx = imlib_context_get();
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D("%d: ctx = %p\n", __LINE__, ctx);
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EXPECT_EQ(ctx, ctx1); // Ctx now new
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// Attempt to free new current (should not succeed)
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imlib_context_free(ctx1);
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ctx = imlib_context_get();
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D("%d: ctx = %p\n", __LINE__, ctx);
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EXPECT_EQ(ctx, ctx1); // Ctx still new
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imlib_context_pop();
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ctx = imlib_context_get();
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D("%d: ctx = %p\n", __LINE__, ctx);
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EXPECT_EQ(ctx, ctx0); // Ctx now default
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#if 0
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// No! - The previous delete set ->dirty which will have caused
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// imlib_context_pop() above to free it.
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// Free new context, now unused
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imlib_context_free(ctx1);
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ctx = imlib_context_get();
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D("%d: ctx = %p\n", __LINE__, ctx);
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EXPECT_EQ(ctx, ctx0); // Ctx still default
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#endif
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imlib_context_pop();
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ctx = imlib_context_get();
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D("%d: ctx = %p\n", __LINE__, ctx);
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EXPECT_EQ(ctx, ctx0); // Ctx still default
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// Free initial context (should not succeed)
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imlib_context_free(ctx0);
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ctx = imlib_context_get();
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D("%d: ctx = %p\n", __LINE__, ctx);
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EXPECT_EQ(ctx, ctx0); // Ctx still default
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}
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