81 lines
2.4 KiB
Go
81 lines
2.4 KiB
Go
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package main
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import (
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"reflect"
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"testing"
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)
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func TestImageCache(t *testing.T) {
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cache := ImageContext{images: make([]imageCache, 4)}
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valA := [][]float32{{0.1, 0.2}, {0.3}}
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valB := [][]float32{{0.4}, {0.5}, {0.6}}
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valC := [][]float32{{0.7}}
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valD := [][]float32{{0.8}}
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valE := [][]float32{{0.9}}
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// Empty cache
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result, err := cache.findImage(0x5adb61d31933a946)
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if err != errImageNotFound {
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t.Errorf("found result in empty cache: result %v, err %v", result, err)
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}
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// Insert A
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cache.addImage(0x5adb61d31933a946, valA)
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result, err = cache.findImage(0x5adb61d31933a946)
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if !reflect.DeepEqual(result, valA) {
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t.Errorf("failed to find expected value: result %v, err %v", result, err)
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}
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// Insert B
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cache.addImage(0x011551369a34a901, valB)
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result, err = cache.findImage(0x5adb61d31933a946)
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if !reflect.DeepEqual(result, valA) {
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t.Errorf("failed to find expected value: result %v, err %v", result, err)
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}
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result, err = cache.findImage(0x011551369a34a901)
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if !reflect.DeepEqual(result, valB) {
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t.Errorf("failed to find expected value: result %v, err %v", result, err)
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}
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// Replace B with C
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cache.addImage(0x011551369a34a901, valC)
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result, err = cache.findImage(0x5adb61d31933a946)
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if !reflect.DeepEqual(result, valA) {
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t.Errorf("failed to find expected value: result %v, err %v", result, err)
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}
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result, err = cache.findImage(0x011551369a34a901)
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if !reflect.DeepEqual(result, valC) {
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t.Errorf("failed to find expected value: result %v, err %v", result, err)
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}
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// Evict A
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cache.addImage(0x756b218a517e7353, valB)
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cache.addImage(0x75e5e8d35d7e3967, valD)
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cache.addImage(0xd96f7f268ca0646e, valE)
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result, err = cache.findImage(0x5adb61d31933a946)
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if reflect.DeepEqual(result, valA) {
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t.Errorf("failed to find expected value: result %v, err %v", result, err)
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}
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result, err = cache.findImage(0x756b218a517e7353)
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if !reflect.DeepEqual(result, valB) {
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t.Errorf("failed to find expected value: result %v, err %v", result, err)
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}
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result, err = cache.findImage(0x011551369a34a901)
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if !reflect.DeepEqual(result, valC) {
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t.Errorf("failed to find expected value: result %v, err %v", result, err)
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}
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result, err = cache.findImage(0x75e5e8d35d7e3967)
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if !reflect.DeepEqual(result, valD) {
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t.Errorf("failed to find expected value: result %v, err %v", result, err)
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}
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result, err = cache.findImage(0xd96f7f268ca0646e)
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if !reflect.DeepEqual(result, valE) {
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t.Errorf("failed to find expected value: result %v, err %v", result, err)
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}
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}
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